Source Water Microbe - SM 9221, WS QR ID 2.20mm 1 mm Hardware Length 50

1 mm Hardware Length 50 mm Particle Size 3 µm USP Classification USP L7

SUSD-ASTMD7220A - Sulfur Certified Reference Material in Diesel (synthetic) Kit

Bis(2-ethoxyethyl) adipate

with hydration buffer

Also available in a sterile package (S) for filtration under sterile conditions (each filter is color coded and individually sealed)

Source Water Microbe - SM 9221, WS QR ID 2.20mm 1 mm Hardware Length 50Each 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.