Environmental Reference Materials,  PT Express,  Wastewater

Nitrite-N Concentrate – Blind #QCI-100B

$92.00

A 21 mL concentrate for determination of Nitrite-N. Formulated in the NELAC range of 0.4 - 4.0 mg/L. Each ampule produces 2 liters of sample. PT Express may take up to 10 business days to ship. read more