Water analysis test kit LH3013

laboratorycolorimetric

Convenient-small size and light weight , the test can be conducted without any other laboratory equipment and skilled people: 2. Fast-only need 3-5minutes to test one sample no need extra material or instrument easy to operate; 3. Precise-all test parameters are according to international standards 4. Portable -PE plastic tube , small size , light weight; 5. Sealed by aluminum foll , long shelf life , 18 month under normal temperature. Peroxide Test Tube In Factory Price 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 colorimetric card.