Related word: use of nitrogen fertilizers in agriculture, polymer coated fertilizer, Ammonium Sulfate fertilizer
Molecular formula: (NH 4 ) 2 SO 4
Properties: Colorless crystals or white
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Qufu Shengde Medical Technology Co., Ltd.: We're well-known as one of the leading operating lamp, operating table, surgical tower, suspension bridge, medical bed manufacturers and suppliers in China.
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Anhui Koery New Materials Co., Ltd: Find professional calcium zinc stabilizer, plastic lubricant, plastic foaming agent, compatibilizer manufacturers and suppliers in China here! Please rest assured
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With a brushed gold metal handle and legs, it's sports plenty of metallic accents that compliment the crisp white finish, it gives a slightly more modern aesthetic, makes it easy to coordinate in
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General guidelines (back to top). Cataloguing can't be learned in a day. Dewey is not a perfect system; not all books fit neatly into a single number; Some books can legitimately be catalogued in several numbers; choose the one most appropriate to the curriculum and the conditions in your institution