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Laboratory water quality: Matching purity to purpose and regulations
16 Oct 2025Choosing the right water quality is critical for experimental accuracy and reproducibility. This whitepaper from Merck explores the various contaminants found in water, how to measure and manage water contaminants, how to select the best adapted water quality for your specific applications. It also outlines the key standards, guidelines, and pharmacopeias that dictate the level of water quality your lab requires.
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Milli-Q® IQ 7003/7005/7010/7015 Ultrapure & Pure Water Systems
MerckMilliporeSigma has completely redesigned its flagship Milli-Q® product, launching the new Milli-Q ® IQ 7003/05/10/15 ultrapure and pure lab water system. Now more easy-to-use, compact and sustainable, this fully-integrated system delivers consistently superior quality Type 1 and Type 2 water directly from tap water.
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Water PurificationThere are a number of water purification methods available to remove contamination from laboratory water. These systems include demineralization, reverse osmosis, filtration and ultrafiltration. A combination of methods is sometimes necessary to achieve purified water suitable for use in experiments.Ultrapure WaterUltrapure water is the highest purity water and contains the lowest levels of organic and inorganic contaminants, particulates and microorganisms.Pure WaterPure water is processed to remove significant level of contaminants and is suitable for use in many laboratory applications.Laboratory Water