Main usage: Test object : food stuff and other nonmetal grain substance,such as rice and millet,wheat,maize,soybean Product introduction ... rice: 1018%; wheat: 1018%; rape: 515%; maize: 1018%; and other granulated breed. Accurate range: ±1% Time to respond: ... usage Test object : food stuff and other nonmetal grain substance, such as rice and millet , wheat, maize, soybean, and rapeseed, vegetable seed, ...