We Flex to Your Specs Our Quality Assurance program

We're Fast
Our average turn-around time is less than 1 day for stock items and less than 3 days for custom solutions. And when you need it even faster, we offer Next-Day RUSH manufacturing free of charge—just ask.
We're Credible
Our credentials include ISO Guide 34, ISO Guide 17025, ISO 9001-2000, and several others. What do these credentials mean?
Our ISO Guide 31-compliant Certificates of Analysis are the most detailed in the industry. They include valuable information such as Trace Metallic Impurities and Uncertainty Levels, as well as the results of every Quality Control Step.
We Cooperate
We are committed to building the strongest relationships we can with our customers. That means we'll work with you on pricing, shipping and of course, custom manufacturing. For over 20 years, we have maintained ethical business practices in advertising, selling, and consumer relations.
Your technical questions are analyzed and answered by our staff Ph.D. chemists and scientists. They work with you directly, giving you dependable advice for any chemical problem. [ Technical Support ]
Reliable Products
We offer more than 1,500 "off-the-shelf" standards. Plus, we've designed thousands of custom solutions for laboratories worldwide. Our state-of-the-art facilities can create and supply virtually anything you need within the limits of modern chemistry.
We adhere strictly to DOT and IATA shipping regulations and we meet or exceed all existing and proposed State, Federal, and International hazardous material regulations.
Supporting Documentation
MSDSs and detailed Instruction Sheets (available with many Water QC products) are helpful to everyone from a recently trained technician to the most experienced scientist. Our format offers the most complete information possible. [ Find an MSDS ]
100% Satisfaction Guarantee
If any product or services rendered are faulty, we'll send you a FREE replacement of the product OR offer a total refund—your choice. [ Terms of Guarantee ]
Quality Assurance Control Steps
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| Single-Element standards & concentrates |
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| Starting Material must pass an ICP impurity check |
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| Starting Material stoichiometry confirmed |
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| Product / concentrate is manufactured gravimetrically |
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| Final product / concentrate is assayed by a classical wet chemical method |
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| Final product / concentrate is assayed by ICP, AA, or IC |
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| Final product / concentrate is analyzed by ICP-OES & ICP-MS for trace impurites |
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| Final product / concentrate density is determined |
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| Aliquot weights recorded for all Stock & Custom Multi-Element Blends |
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| Final product density is determined for all Stock & Custom Multi-Element Blends |
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| ICP Check is performed on all Stock Multi-Element Blends |
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