Drinking Water QC Knowns,  Environmental Reference Materials,  Inorganics,  Turbidity

Turbidity QC Concentrate CRM #QCI-014

A 21 mL concentrate for determination of Turbidity in the NELAC range of 0.5 - 8 NTU. Formazin based. Each container produces 2 liters of sample. Sample derived from interlab PT program. read more