YY 0239-1996 in English

本标准规定了制药用辅料乙基纤维素的技术要求、试验方法、包装、标志、运输及贮存的要求。
本标准适用于以碱纤维素与氯乙烷醚化.经精制而成的乙基纤维素，在制药工业中常作填充剂、粘合剂、包衣材料、缓释涂料、微型胶囊及气味固定剂等。

Scope

This standard specifies the technical requirements, test methods, packaging, labeling, transportation and storage requirements for pharmaceutical excipients ethylcellulose. This standard applies to ethyl cellulose, which is refined by etherification of alkali cellulose and ethyl chloride. It is often used as filler, adhesive, coating material, sustained-release coating, microcapsule and odor fixation in the pharmaceutical industry. Agents, etc.