Merck Nitrite Cell Test, photometric, 0.03 - 2.30 mg/l NO2− 0.010-0.700 mg/l NO2-N Spectroquant , 25 tests

Nitrite Cell Test Method: photometric, 0.03-2.30 mg/l, 0.03 - 2.30 mg/l NO₂⁻, 0.010-0.700 mg/l NO2-N You can download the safety data sheet here: Safety data sheet