ชุดทดสอบไนไตรท์ (Nitrite test kit) ช่วง 0.02-1.0

• Range : 0.02-1.0 mg./I NO2-
• Scale :0.02/0.05/0.1/0.2/0.5/1.0 mg./I NO2-
• Packing volume : 20 ml./80 tests
• Method : Colorimetry (compared with standard color card)

http://www.bettersyndicate.com/water-test-kit