Environmental Reference Materials,  Inorganics,  Wastewater QC Knowns

SGT – HEM (TPH) QC Concentrate CRM #QCI-129

$70.00

A 5.0 mL sample for dilution to 1000 mL. Can be used for IR methods as well as Gravimetric methods. Formulated in the NELAC range of 20 - 200 mg/L. Each ampule produces 5 liters of sample. read more