... sample, such as rice, wheat, maize, soyabeanand rapeseed.Test range: 3~35%Repeat error: equal or less than ... 0.2%Test error: equal or less than ±0.5% (mainly ... (8688),use manual, certificate and guarantee card.Main usage Test object : food stuff and other nonmetal grain substance, ... , wheat, maize, soybean, and rapeseed, vegetable seed, etc. digital moisture meter