Ammonia as N, WS
Description
15 mL screw cap vial yields 1 liter after dilution. Analyte concentration range: 0.1 - 1 mg/L as N.
0.250 mg/L C from NIST KHP -- 40 mL
Item No.
11719
Nicotinamide 50.0 ppm -- 40 mL
Item No.
19612
0.500 mg/L Inorganic Carbon from NaHCO3 - 500 mL
Item No.
15992