Source Water Microbe - SM 9221, WS
Description
Each Sample is one lyophilized quantitative standard containing E. coli in the range 20-200 MPN/100mL. Use with SM 9221 or equivalent multiple tube fermentation methods. Each standard can be used for Total Coliform, Fecal Coliform and E. coli.
Robustness Verification Set
Item No.
18000R
Nitrate as Nitrogen (N) - 1000 mg/L, 125 mL
Item No.
052