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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

Cyanide Test Tube

Instructions: 1. Pull out the filament of tube’s tip. 2. Evict the air in the tube. 3. Insert the liquid which is detected, stop inhaling water when it is half around. 4. Rock 5 to 6 times slightly, after the specified time(pls rock 1 to 2 times in the halfway),compare with the standard...