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Lignin of rice husk high boiling point solvent ( HBS ) digesting process with aqueous solvent of ethanediol.
以乙二醇水溶液为溶剂,稻壳为原料制备木质素.
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Preparation of formamidine sulphonic acid with thiourea and hydrogen peroxide by aqueous solvent process was researched.
研究了硫脲与双氧水水溶剂法制备甲脒亚磺酸的反应.
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