Ammonia as N, WS
Description
NEW PACKAGING: One 20 mL amber glass vial yields 1 liter after dilution. Analyte concentration range: 0.1 - 1 mg/L as N. (PLEASE NOTE: We will have mixed packaging for CRM and QR during the transition. Both CRM and QR could be in new packaging or in the original 15 mL screw-cap vial. Please adhere to appropriate instruction sheet for analysis.)