Water Microbiology NSI Study

WS (Drinking Water), Microbiological PT, 10 Sample Set, Blind/External PT A ten standard set for determination of Total/Fecal Coliforms and E.coli. The standards are designed to be compatible with all promulgated methods including MF,MTF,IDEXX...

WS (Drinking Water), Quantitative Enterococcus, Blind/External PT Designed for use with all MPN and MF procedures. Sample supplied as a dehydrated Microgel-Flash ™ pellet in the range of 20 - 1000 CFU/MPN per 100 mL. Sterile hydration buffer...

WS (Drinking Water)– Standard Plate Count  One stabilized Microgel-Flash™ pellet containing a heterotrophic bacteria at 5-500mpn/cfu per mL. Sterile hydration buffer included.  Supplied in duplicate so 2 analysts or 2 methods can be...