HACH 氨氮试剂 水杨酸法（粉枕）（0.01-0.50mg） 100次/袋 p/n.26680-00 （2668000）
Nitrogen-Ammonia Reagent Set, Salicylate Method, 10 mL sample, 100 tests
● Nitrogen-Ammonia Reagent Set （Colorimetric Method） Salicylate Method
● Contains: Ammonia Cyanurate Reagent Powder Pillows and Ammonia Salicylate Reagent Powder Pillows
● Sample: 10 mL
● 100 tests
● Powder Pillows
