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Hangzhou Lohand Biological Co.,Ltd
Add: Zhejiang Hangzhou Jianggan 4F,Bldg 7,No.63,Jiuhuan Rd,Jiubao Town,Jianggan Dist
Tel: +86-571-85050999
Mob: +8613123950066

Portable Nitrite Nitrogen Colorimeter

Portable nitrite nitrogen colorimeter LH-A015 is one of the most important products from Lohand.Nitrite nitrogen meter is mainly use for rapid test to get the Nitrite nitrogen ion concentration in the water. Theory of work:N-naphthyl-ethanediamine spectrophotometry ,solution with reagent and nitrite turns red.