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Monthly Archives: April 2016

The role of hydrogen peroxide Hydrogen peroxide, added to food in biodegradable release oxygen from the bleach, antiseptic and deodorant and other effects. Hydrogen peroxide is carcinogenic. The hazards of hydrogen peroxide: 1, Hydrogen peroxide may accelerate the body’s aging...
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The units of ppm, ppb and ppt what are they mean? When use for solution concentration, 1 ppm= 1 μg/mL, when use for solid component content, ppm=1 μg/g = 1 g/t. 1 ppb = part per thousand 1 ppm. ppm part per million ppb part per billion 10 ppt...
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