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Water quality standards suitable for use as reference material for assaying concentrations of pollutants such as trace metals, nitrites, oil and grease, surfactants, and other materials.
(NSI by Zeptometrix) A lyophilized pure culture of P. aeruginosa preserved in our proprietary Microgel-Flash quick dissolve matrix. Formulated at 1000-2000cfu levels and supplied in packages of 10 or 20 individually vacuum sealed pellets. Designed for use as a negative control for water coliform analysis or as a positive quantitative control for water pseudomonas analysis.
Encompass Procurement Services Non-distribution item offered as a customer accommodation; additional freight charges may apply. Learn More