Wastewater Coliform Microbe - SM 9221, WP
Description
Each PT sample is one lyophilized quantitative standard for use with Standard Methods 9221 or similar multiple tube techniques. CRM also includes one blank sample. Each standard can be used for total coliform, fecal coliform, and E. coli which are present in the range of 20–2400 MPN/100 mL.
IC Challenge Standard - IC/TOC - 250mL
Item No.
12406
0.500 mg/L C from NIST Sucrose -- Anatel 643
Item No.
43500