Handheld Portable Pesticide Residue Tester Meter
Name: Handheld Pesticide Residue Tester
Model: NY-1D
Overview This Handheld Pesticide Residue Test is portable, compact size and convenient to carry, adopts enzyme value method and shows the result of value. The pesticide residue is out of limits if 50% is positive, the higher of the value, the greater of the amount of residue.
Principle of Instrument: This Handheld Pesticide Residue Rapid Tester is based on cholinesterase hydrolyzing acetylcholine. Its hydrolysate impacts DTMB, forming the yellow coupling things. Organophosphate pesticide can control enzyme. The changes of absorption value can show the degree of controlled enzyme and then reflect the pesticide residue in samples.