Environmental Reference Materials,  PT Express,  Wastewater

Complex Nutrients Concentrate – Blind #QCI-139B

A 21 mL concentrate for determination of Complex Nutrients. Each ampule produces 2 liters of sample after dilution of 10mL to 1000mL. Diluted sample stable for 30 days when stored refrigerated. The sample includes: TKN 3.0 - 35 mg/L, Total Phosphorus 0.5 - 10 mg/L. PT Express may take up to 10 business days to ship. read more