PFAS in Drinking Water, WS CRM 5190-8801 Cobalt test paper allows the

Cobalt test paper allows the quick and easy detection of Cobalt (Co²⁺)

SUHM00750 - Sulfur Certified Reference Material in Heavy Mineral Oil

CCV or check standard must be reanalysed

Volatile Surrogates Mix for US EPA Methods 624

PFAS in Drinking Water, WS CRM 5190-8801 Cobalt test paper allows theOne 2 mL flame sealed ampule yields in excess of 1. 5 L after dilution. The diluted standard is certified for 32 analytes spiked at 10 200 ng L . The sample is designed for LC MS MS methods for analyzing potable water, specifically EPA Methods 533, 537 and 537. 1. PFOS, PFHxS, NEtFOSAA and NMeFOSAA are made using standards which include both branched and linear isomers. The assigned value presented on the Certificate of Analysis for these compounds is