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sodium hydrosulfite(shs)sodium hydrosulfite with the formula na2s2o4 is also known as sodium dithionite, and is white sand-shaped crystal or yellowish powder. it is soluble in sodium hydroxide solution and slightly soluble in ethanol. powdered anhydrous sodium hydrosulfite with a small amount of water m...detail
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double methyl formamide (dmf)dimethylformamide (dmf) is colorless and transparent liquid with the formula c3h7no. with stable chemical properties, dmf is important chemical raw materials and excellent industrial solvents. since miscible with water and the majority of organic and inorganic liqu...detail
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1.4- butanediol (bdo)1,4-butanediol (bdo) is colorless viscous flammable liquid with the formula c4h10o2 and miscible with water, soluble in methanol, ethanol and acetone, slightly soluble in ether. it is an important raw material in basic organic chemical and fine chemical industry. in particular, t...detail
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the value of urea (containing humic acid)urea containing humic acid is one of the new value-added urea products, chinese academy of agricultural sciences new fertilizer research group after 10 years of research, the latest achievements of the experiment. product color is black, adding urea synergist by chelating polymer...detail
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stabilityureaslow release urea production reference chinese academy of sciences shenyang institute of applied ecology of patent technology, adding urease inhibitor and nitrification inhibitor in urea production process, can inhibit the activities of urease and nitrification bacteria activity ...detail
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"yu zhu" brand compound fertilizeryu zhu "brand high concentration urea based compound fertilizer, using advanced urine (molten urea) spherodizer, part of the slurry method production, production technology the computer automatic batching, full automatic control, automatic measuring and packing, the process ...detail
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"henan mancang" brand compound fertilizer"yu mancang" brand high concentration urea based compound fertilizer, using advanced urine (molten urea) spherodizer, part of the slurry method production, production technology the computer automatic batching, full automatic control, automatic measuring and packing, th...detail