Drinking Water QC Knowns, Environmental Reference Materials, Inorganics, Residual Chlorine
Residual Free Chlorine QC Concentrate CRM #QCI-012
$59.00
A 2.2 mL concentrate for determination of Residual Free Chlorine and Total Residual Chlorine. Formulated in the NELAC range of 0.5 - 3.0 mg/L. Each ampule produces 2 liters of sample. read more