发明授权
US5840769A Direct tabletting aids 失效
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Direct tabletting aids
摘要:
Direct tabletting aids A) 75-98% by weight of a powdered cellulose suitable for tabletting B) 1-15% by weight of soluble polyvinylpyrrolidone C) 0.5-10% by weight of crosslinked insoluble polyvinylpyrrolidone.
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