Home

Vermiculite analysis

Vermiculite ores often contain a range of other minerals including, in somecases, asbestos. Asbestos is not a major contaminant, and only a few ore depositshave been found to contain more than trace amounts of asbestos minerals. However,exposure to airborne asbestos particles has been linked to respiratory ailments in-cluding cancer, and EPA is concerned about the increased risk to consumers andworkers from use of asbestos-contaminated vermiculite products If vermiculite insulation bulk samples analyzed by standard polarized-light microscopy (PLM) analysis is found to be less than 1% asbestos is it still considered an asbestos-containing material under the Asbestos Hazard Emergency Response Act (AHERA)

vermiculite LCS Laboratory Inc., offers fast and affordable testing of vermiculite for asbestos. The test is commonly used by home buyers, sellers, home inspectors, and safety consultants vermiculite analysis in a chapter on environmental forensic microscopy (1). The intent was to compile and publish information about the many methods and procedures used to analyze vermiculite for asbestos content and to distinguish between vermiculite from Libby and non-Libby sources However, these scrolls can be discriminated from chrysotileby transmission electron microscopy (Chatfield and Lewis, 1980) 1.2 Required Characteristics for an Analytical Method for Determination of Asbestos in Vermiculite Vermiculite is normally used as purchased. and there are no uses for which it is necessary to grind or pulverize vermiculite to a powder The preferred method for analyzing vermiculite for asbestos is by use of the EPA 600/R-04/004 or Cincinnati Method.The nature of Vermiculite is such that standard PLM analysis exhibits a very high risk of a false negative and the Cincinnati Method should then be used to give a more precise (final results are given as a percentage of total weight) result Essentially vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance. It is found in various parts of the world, but currently the major mines are located in South Africa, China, Brazil, Zimbabwe, and the United States

Vermiculite is a naturally-occurring mineral silver-gold to gray-brown in color and shiny in its natural state. When heated to around 1,000 °C, vermiculite flakes expand and form pockets of air, making the material seemingly ideal for use as insulation. Vermiculite itself does not pose a health problem Transmission Electron Microscopy (TEM) analysis is very often part of this process as an effort to demonstrate the use of Best Available Technology. As stated previously all loose fill vermiculite including Vermiculite Attic Insulation (VAI) and block fill insulation must be treated as ACM 13.4.1.1 Vermiculite Analysis. Environmental forensic microscopy can be used to determine if a sample of vermiculite can be traced to a specific mine in Libby, Montana. Vermiculite products originating from the mine near Libby, Montana, are currently in millions of homes and businesses across the nation Asbestos Analysis of Vermiculite & Vermiculite Containing Materials. Overview. Vermiculite is a problem matrix for asbestos analysis. Large particle size, sample heterogeneity and the presence of non-regulated amphiboles are just some of the issues associated with this material. There are numerous analytical approaches available that try to. Sample Analysis A. Bulk Sample Analysis The analysis protocol for the bulk vermiculite samples will include parallel approaches which, to a degree, support one another. However, because of the great differences in the detection limits of the different methods, the justification of some approaches is their simplicity as preliminary screening.

Vermiculite is a naturally occurring mineral that has been mined for many years and has many uses. It has a unique property that causes it to expand when heated into a very lightweight material, somewhat similar to Styrofoam™ A typical chemical analysis of commercial vermiculite shows it contains 38-46% silicon oxide (SiO 2), 16-35% magnesium oxide (MgO), 10-16% aluminum oxide (Al 2 O 3), 8-16% water, plus lesser amounts of several other chemicals Vermiculite is a mineral that rapidly expands when heated. Expanded vermiculite is used in construction and consumer materials. Vermiculite mined near Libby, Montana, which accounted for more than half the worldwide production of vermiculite from 1925 to 1990, was contaminated with asbestos and asbestos-like fibers

Description: NRMRL hosted a meeting on July 17-18, 2003 entitled, Analytical Method for Bulk Analysis of Vermiculite. The purpose of this effort was to produce an interim research method for use by U.S. EPA's Office of Research and Development (ORD) for the analysis of bulk vermiculite for asbestos and other fibrous amphiboles from vermiculite attic insulation (VAI) Polarized-Light Microscope (PLM) for Sprayed-On Fireproofing Containing Vermiculite (SOF-V) , NYS DOH ELAP 198.8. This is the method for the analysis for Identifying and Quantitating Asbestos in Sprayed-On Fireproofing Containing Vermiculite Bulk Samples. New Testing Requirements for Sprayed-on Fireproofing Containing Vermiculite (SOF-V

approved for the analysis of Asbestos-Vermiculite-Containing Materials in the Solid and Chemical Materials category. Laboratories that would like to perform analysis for the detection and quantitation of asbestos content in Surfacing Material containing Vermiculite (SM-V) must seek accreditation for Item 198.8 The report on Vermiculite Market offers in-depth analysis of market trends, drivers, restraints, opportunities etc. Along with qualitative information, this report includes the quantitative analysis of various segments in terms of market share, growth, opportunity analysis, market value, etc. for the forecast years Vermiculite is the mineralogical name given to hydrated laminar magnesium-aluminum-ironsilicate which resembles mica in appearance. All vermiculite ores contain a range of other minerals that were formed along with the vermiculite in the rock. Vermiculite ores from some sources have been found to contain asbestos minerals but asbestos is not. Vermiculite Analysis & Removal Serving Toronto and the GTA. Why You Need Vermiculite Insulation Removal Services. Vermiculite is a perfectly safe granular mineral. When heated, grains expand to up to thirty times their original size. Lightweight, fireproof and odourless, expanded vermiculite makes excellent insulation for homes and buildings

The Vermiculite Mining market research report analysis of different factors that augment the market's growth. It constitutes development trends, restraints, and drivers that transform the market in either a positive or negative manner The vermiculite insulation known under the trade name zonolite is mainly located in attics, and may contain asbestos fibers harmful to the health. This is why Health Canada, as part of the vermiculite analysis, issued an opinion in 2004.This opinion recommends that professionals take and analyze three samples of this insulation. VERY IMPORTAN

If vermiculite insulation bulk samples analyzed by

  1. ation of Asbestos in Vermiculite and Vermiculite-Containing Products: Draft | US EPA ARCHIVE DOCUMENT Author: US EPA, Region 1 Subject
  2. for vermiculite, Palabora Europe have previously commissioned IOM Consulting to undertake a detailed analysis of vermiculite from the main PP & V ore body at Phalaborwa. This original study produced favourable results and has been followed up by routine screening of stocks. The main aims were to collect representative samples from each grade o
  3. Price for analysis. The price for asbestos and vermiculite analysis will vary depending upon the turnaround time, layers (sample size) and the number of samples. Please phone our office in London (519)-642-1122, and one of our representatives will provide you the rates for your samples. We accept VISA, MC, cheque, or cash
  4. eral that has the unusual property ofexpandin
  5. e
  6. ated from vermiculite from other sources

The vermiculite and asbestos testing kit purchased online will be sent within 3 working days (or according to Canada Post delays).The cost of the kit purchased online includes all taxes (GST-QST), shipping fees, lab analysis fees, a pre-filled laboratory form, the sampling procedures, a plastic envelope (for vermiculite sample), a pair of latex. Specialized Asbestos Sampling & Analysis. The addition of SGS Forensic Laboratories, with more than 30 years performing asbestos analysis in the built environment, positions SGS as the premier provider of these services.Download SGS Asbestos Testing Fact Sheet (PDF) All quotes delivered in 24 hrs or less. Whether you are testing asbestos in air, water, building materials, soil/rock, settled. James R. Millette, Richard S. Brown, in Introduction to Environmental Forensics (Second Edition), 2007 13.4.1.1 Vermiculite Analysis. Environmental forensic microscopy can be used to determine if a sample of vermiculite can be traced to a specific mine in Libby, Montana. Vermiculite products originating from the mine near Libby, Montana are currently in millions of homes and businesses across. NYSDOH said vermiculite insulation from the Libby mine typically contained 1% to 5% of asbestos. Since there is no mechanism to visually distinguish Libby Mine vermiculite from vermiculite from other mines, EPA has continued to emphasize caution when a building is being remediated and the origin of the vermiculite material is unknown

Vermiculite AMA offers a modified version of a method that the EPA is researching for vermiculite analysis (Alexandria Method a.k.a Cincinnati Method). Samples are analyzed by macroscopic examination for large fiber bundles, PLM analysis for identification of fibers, and/or TEM analysis for crystallographic and chemical makeup of fibers If you have mould, asbestos or vermiculite anywhere in your home, they can affect the indoor air quality and harm your family's health. All of them are dangerous materials and only qualified professionals, like your Templar representative, should handle their inspection, analysis and removal

Laboratory test: Analysis of Vermiculite for Asbestos

for Vermiculite from Libby, Montana Analysis of

Vermiculite insulation has not been on the market in Canada since 1990 and while not all vermiculite insulation contains amphibole asbestos fibres, it is reasonable to assume that older vermiculite-based insulation may contain these fibres. Analysis of this type of insulation is recommended prior to disruption of this material for any reason The vermiculite market is segmented into large grade vermiculite; fine and finer grade vermiculite and medium grade vermiculite. The global vermiculite market is expected to grow from $0.24 billion in 2020 to $0.26 billion in 2021 at a compound annual growth rate (CAGR) of 8.3%

Analytical Method for the Determination of Asbestos in

Reports on the Vermiculite Mines Currently Being Used by U.S. Producers of Expanded Vermiculite (In all of these reports, asbestos fibers were not found! The September 2006 IOM (Institute of Occupational Medicine) Report on Sampling and Analysis of Crude Vermiculite Samples for Possible Asbestiform Content ( September 2006 ) EIN Presswire is a press release distribution service. On July 15, 2021, it released an article on the vermiculite market, sourced from TBRC's Global Vermiculite Market report. Global Vermiculite Market by The Business Research Company is segmented as Large Grade Vermiculite, Fine And Finer Grade Vermiculite, Medium Grade Vermiculite Through an in-depth analysis of the physicochemical properties of the ingredients in each sandwiched layer, we found that the bread layer is composed of SiO 2 and Al 2 O 3, i.e., acidic and. Code Rule 56, vermiculite is a suspect miscellaneous asbestos-containing material. Since there is currently no approved analytical methodology to reliably confirm vermiculite as non-asbestos containing, one must assume that vermiculite is contaminated with asbestos and proceed accordingly. However, because vermiculite's asbesto Vermiculite is a low density insulation which has the appearance of layers of mica separated by air gaps. Photographs of vermiculite can be found in the US EPA document link below. Vermiculite is not asbestos (and vermiculite sold today does not contain asbestos) but some vermiculite deposits were contaminated with asbestos

Global Vermiculite Market, Industry Analysis,Trends, and Forecast 2017 - 2024 Vermiculite is a hydrous silicate mineral that belongs to group of gidroslyud and which has a layered structure Global Perlite and Vermiculite Market Industry Analysis, Size, Trends and Forecast 2021 to 2026 - IPM, Imerys Performance Additives, Bergama Mining, Genper Group. david May 14, 2021. 2 . Global Perlite and Vermiculite Market Growth 2021-2026. Market Analysis and Insights: Global Perlite and Vermiculite Market The global Perlite and Vermiculite market was valued at USD 594.7 million in 2019 and it is expected to reach USD 665.4 million. Vermiculite Consumer Products Vermiculite is a naturally occurring mineral compound composed of shiny flakes, resembling mica. When heated to a high temperature, flakes of vermiculite expand as much as 8-30 times their original size. Historically, much of the world's supply of vermiculite came from a mine near Libby, Montana

Vermiculite - LABCOR IN

Laboratory Analysis. Laboratory analysis of air samples - dust, silica, asbestos testing, vermiculite insulation testing services, mold, VOCs, solvents, welding fumes, lead, and many other toxins. Accredited to ISO17025. Click here for our Chain of Custody The Zonolite Attic Insulation Trust (ZAI Trust) was created to help educate the public about the possible health effects of asbestos-containing vermiculite and to provide partial reimbursement for ZAI removal to qualified claimants. In order to be eligible for reimbursement a claimant must be able to show: That vermiculite is the Zonolite Brand It gives important going-over available status of the Perlite and Vermiculite producers with best raw numbers, which means, definition, master suppositions and the most recent improvements.. This report can help to know the market and strategize for business expansion properly. within the strategy analysis, it gives insights from marketing channel and market positioning to... Vermiculite Market Size, Share, 2021 Research Reports | Top Leaders, Historical Analysis, Business Structure, Competitive Landscape, Opportunity, and Key.

The report offers a quantitative analysis of the world Perlite and Vermiculite market with respect to a series of elements such as deep estimations, present industry trends, Perlite and Vermiculite market share, and key dynamics of the Perlite and Vermiculite market size from 2021-2026. In-depth assessment of the size and segregation permits in. Top countries data covered in this report: United States, Canada, Germany, UK, France, Italy, Spain, Russia, China, Japan and South Kore The Perlite and Vermiculite Market Report scrutinizes the market by key industry peers, describe to define and analyses opportunities, trend and growth value. The company profiling of the... Global Perlite and Vermiculite Market Share 2021: Analysis of Key Manufacturers, Development History, Latest Technology, Statistical Dynamics, Revenue and. However, some vermiculite is contaminated with asbestos, typically tremolite or actinolite. Representative bulk sample collection and analysis of asbestos-contaminated vermiculite, by a qualified person, is needed to determine the type and amount of asbestos, and to establish any required safe work procedures for preventing harmful exposure Certificate of Analysis (COA) for Ausperl products. Select the product and add the batch number to obtain a copy of the Ausperl Certificate of Analysis

Vermiculite Home Page for Information about Vermiculite

  1. The global Perlite & Vermiculite Market will gather promising sales opportunities in the North America, Europe, Asia Pacific, Latin America, Middle East and Africa region during the analysis period 2021-2027, according to a new study published by ResearchMoz. Through this research report, the analysts have made successful attempt of offering key data and analysis of many crucial factors that.
  2. Vermiculite is commonly found in building materials that were formerly used for insulation purposes. Additionally, vermiculite was commonly used for potting soils and fertilizers. The analysis can be performed via Polarized Light Microscopy (PLM) or Transmission Electron Microscopy (TEM). Both analyses utilize the widely recognized EPA/600.
  3. The Perlite and Vermiculite Market Report scrutinizes the market by key industry peers, describe to define and analyses opportunities, trend and growth value. The company profiling of the..
  4. Vermiculite insulation can be a health hazard when containing amphibole asbestos. Only the laboratory analysis of a vermiculite sample can detect its presence. Since the presence of asbestos can be considered as a visible defect that can result in substantial work, it is preferable to do the analysis before a real estate transaction
  5. Global Perlite and Vermiculite Market Factor Analysis - Value Chain Analysis - Growth Drivers, Trends and Challenges - Porters 5- Forces Analysis - PESTEL Analysis 3.Perlite and.
  6. e on Global Sodium Bentonite Clays Market Research Report 2021-2027 presents particular insurance of the industry and main market tendencies with historical and forecast market data. At first, the record offers a vital define of the enterprise that covers definitions and applications. The record splits the marketplace length, through quantity and value, based on.

Major-, minor-, and trace-element compositions, as determined by X-ray fluorescence (XRF) analysis, were obtained on 34 samples of vermiculite to ascertain whether chemical differences exist to the extent of determining the source of commercial products. The sample set included ores from four deposits, seven commercially available garden products, and insulation from four attics vermiculite, Palabora Europe have previously commissioned IOM Consulting to undertake a detailed analysis of vermiculite from the main PP & V ore body at Phalaborwa. This original study produced favourable results and has been followed up by routine screening of stocks

Testing Vermiculite for Asbestos: Why the USGS's New

A sample for analysis of the presence of asbestos. If a property owner chooses to analyze the vermiculite to see if it contains asbestos, the person taking the sample should wear a dust mask of N, P or R-100 series. Avoid taking the sample in the upper layer of loose-fill insulation. Asbestos is most often deposited in dust particles finer. Laboratory analysis using standard PLM rarely shows asbestos contents over 1%. However, vermiculite insulation produced from Libby, Montana and marketed under the name of Zonolite has been found to contain as much as 4-7% amphibole mineral fiber using a gravity separation technique developed by the EPA that requires 3 gallons of sample vermiculite sampling instructions general information the analysis conducted by the trust does not determine whether the sample contains asbestos. no representations are being made as to the asbestos content in your sample. rather, the testing protocol is designe Vermiculite Analysis: Three samples per location are recommended and is the minimum number required in Ontario to conclude a material is not an asbestos-containing material. Regular turnaround is 5 business days and is $150 in total for 3 samples (plus applicable taxes, e.g. Ontario: $169.50). Rush turnaround is 3 hours from receipt of samples.

an FAQ regarding fiber analysis and asbestos cont aining materials (ACM). On June 22, 2012, NYSDOH issued a guidance letter with respect to FAQ #10 of that document, relating to testing of materials containing vermiculite for asbestos. In response to questions NYSDOH has received from industry representatives methodology to reliably confirm vermiculite as non-asbestos containing, it is always best to assume that vermiculite is contaminated with asbestos and proceed accordingly. 4/8/11 6/22/12 New York State DOH guidance FAQ #10 states that wherever SOF-V is calculated to be >10% vermiculite containing, the material must be reported as ACM. 8/27/1 VERMICULITE *Analysis performed by our Seattle Lab EPA 600-R-04-004 (Cincinnati Method) WATER *Analysis performed by our Seattle Lab EPA 100.1: Non-potable Water EPA 100.2: Drinking Water. LabCor Portland. 4321 S Corbett St Suite A, Portland OR 97239 (503) 224-5055 SEA: (206. Soil, Sediment, Vermiculite and Erionite. The analysis of Soil and Sediment for asbestos content continues to be a valuable tool for environmental investigations (e.g. possible illegal dumping of asbestos building materials). In all, the sampling and analysis procedures developed by EPA Region I, CARB 435 and others have proven efficacy and utility for the environmental professional shoot/root biomass ratio than the vermiculite mix at post-fertilizer. Vector analysis indicated that all treatments were deficient in N at pre-fertilizer, and the control was also deficient in K at pre-fertilizer and post-fertilizer. Linear regression confirmed that shoot biomass was strongly correlated (R2=0.97) with N and K uptake (in addition t

New York State Policies on Vermiculite and Vermiculite

Vermiculite for Grass Growing. Vermiculite is an organic soil amendment made from heated chips of the mineral mica, which can improve the texture of many soil types by increasing aeration and. Analysis for Asbestos at Paracel. Paracel Laboratories Ltd. provides two separate analyses for asbestos, polarized light microscopy (PLM) for bulk materials and phase contrast microscopy (PCM) for airborne fibres. Paracel is a fully accredited facility for asbestos analysis by both PLM and PCM techniques asbestos warrant additional sampling and/or analysis of the material. Item 198.1 may not be used to analyze surfacing material that contains vermiculite (SM-V). If the preliminary analysis of SM confirms the presence of vermiculite, analysis must be terminated. The currently approved methods for the analysis o Research Method for Sampling and Analysis of Fibrous Amphibole in Vermiculite Attic Insulation EPA/600/R ‐ 04/004 (January 2004) Vermiculite separated into floats, sinks and suspended fractions

Vermiculite - an overview ScienceDirect Topic

  1. eral worldwide. When heated rapidly to high temperatures, this crystalline
  2. ated Libby vermiculite was used in loose-fill attic insulation that remains in millions of homes in the United States, Canada, and other countries. This historical cohort mortality study uses life table analysis methods to compare the age-adjusted mortality experience through 2001 of 1,672 Libby workers to that of white men.
  3. e if vermiculite does or does not contain asbestos is by TEM (Electron Scan Microscope)
  4. Vermiculite Market - Global Vermiculite Industry, Size, Share, Analysis, Forecasts, Trends, Global Market Estimates, Research Repor
  5. eral does carry some potential health risks due to its association with asbestos. With this in

The vermiculite ore and concentrate of a mine and mill near Libby, Montana, was found to be contaminated with fibrous tremolite-actinolite. Of 599 fibers (length greater than 5 microns and width greater than 0.45 micron) counted in eight airborne membrane filter samples, 96% had an aspect ratio greater than 10 and 16% had an aspect ratio greater than 50 Noteworthy issues covered within these documents include bulk sample analysis methodologies analyzing suspect ceiling tile samples containing cellulose by NOB methodology, surface dust/residue sample collection/analysis, and guidance on bulk sample analysis of vermiculite insulation and vermiculite containing materials, as currently there is no. The forecast market information, SWOT analysis, Vermiculite Mining market scenario, and feasibility study are the vital aspects analysed in this report. The Global Vermiculite Mining Market is anticipated to register a CAGR of over 5.9% during the forecast period 2021 - 2026. (Exclusive Offer: Flat 25% discount on this report Vermiculite Mining Global Market Report 2019 is the most comprehensive report available on this market and will help gain a truly global perspective as it covers 50+ geographies 1) To study the experimental material vermiculite. 2) To carry out chemical analysis of the experimental material. 3) To study the compatibility of vermiculite with different building materials. 4) To introduce a light weight concrete. 5) To check floating characteristic of the light weight concrete made from vermiculite. 2. MATERIALS USE

Asbestos Analysis of Vermiculite & Vermiculite Containing

The global vermiculite market was estimated at XX (USD Million) in 2020 and is projected to be valued at XX (USD Million) by 2026 at a CAGR of XX%. Market Key Trends Analysis. The report also provides an in-depth analysis of different drivers, restraints and opportunities in the vermiculite Market Vermiculite has been a major ingredient in most fire-proof door cores, and safes. Essentially they are used for the same reasons they have been used in fire-proof plasters - they are light, they are inert and inorganic, and they are fire-proof.. The fireproofing characteristics of vermiculite concrete are recognized nationwide by insurance companies, state rating bureaus and local building. Vermiculite was mined in Libby, Montana, from the 1920s until the mine closed in 1990. While in operation, the mine in Libby produced most of the world's supply of vermiculite. Vermiculite has been used in building insulation, potting soil and fertilizer. Unfortunately, the vermiculite from the Libby mine contained a type of naturally. Global and Chinese Perlite and Vermiculite Industry, 2018 Market Research Report has complete details about market of Perlite and Vermiculite industry, Perlite and Vermiculite analysis and current trends. The 'Global and Chinese Perlite and Vermiculite Industry, 2013-2023 Market Research Report' is a professional and in-depth study on the current state of the global Perlite and Vermiculite.

Collection, Analysis and Characterization of Vermiculite

The comprehensive analysis of potential customer base, market values and future scope is included in the global Vermiculite and Perlite market report. Along with that the research report on the global market holds all the crucial information regarding the latest technologies and trends being adopted or followed by the vendors across the globe The Perlite and Vermiculite Market report also includes deep-dive performance study about the market trend for the mentioned tenure that includes the competitive analysis and its trend amongst the businesses, product advantages and its limitations, forecasts of industry development, traits of regional industrial developments, economic growth.

New Asbestos Testing Method For Vermiculite Accurate And

Regular analysis is generally conducted at 19,000x and can resolve fibers less than 0.5 microns in length and 0.01 microns in width. Vermiculite is a naturally occurring mineral used in insulation, packaging, garden products, and numerous other products. For decades, one of the primary sources of vermiculite was from a mine in Libby. [19 Pages Report] Check for Discount on Perlite and Vermiculite Global Market Insights 2021, Analysis and Forecast to 2026, by Manufacturers, Regions, Technology, Application report by Prof Research. This report describes the global market size of Perlite and.. The Perlite and Vermiculite Market Report scrutinizes the market by key industry peers, describe to define and analyses opportunities, trend and growth value. The company profiling of the... Global Perlite and Vermiculite Market Share 2021: Analysis of Key Manufacturers, Development History, Latest Technology, Statistical Dynamics, Revenue and. Moreover, growth matrix analysis given in the report brings an insight on the investment areas that existing or new market players can consider. The report provides insights into the market using analytical tools such as porter's five forces analysis and DROT analysis of Perlite and Vermiculite market

Asbestos Contamination Assessment in VermiculiteDecontamination services | Roofing, insulationAsbestos Clearance Test of Residential AirCONTAMINATED SOIL ANALYSIS - Petroleum Hydrocarbons soilCan Plastics Supplant Wood and Concrete as a Structural

Home Inspection, Vermiculite Removal, Attic Insulation Removal, Vermiculite Insulation, Vermiculite Analysis, Vermiculite Testing _____ Templar Mould and Asbestos Analysis & Removal creates healthier environments in homes and workplaces. It's not an easy job and Templar developed a three-step process to make sure your home or business becomes a. Market Overview. The Perlite and Vermiculite market report provides a detailed analysis of global market size, regional and country-level market size, segmentation market growth, market share, competitive Landscape, sales analysis, impact of domestic and global market players, value chain optimization, trade regulations, recent developments, opportunities analysis, strategic market growth. The H2O OK Drinking Water Analysis Kit is The H2O OK Drinking Water Analysis Kit is the perfect way to ensure your drinking water is safe and free of the 10 most common contaminants and unwanted water conditions. This easy to use kit provides everything needed in a resalable package. It gives the user instant results The natural vermiculite contains usually the hydrated Mg(II) cations located at the surface. They balance the negative charge of the SiO 4 − anions. In accordance with a structural analysis of Shirozu and Bailey , the Mg interlayer is octahedral coordinated with water molecules forming a mono-octahedral sheet