论文部分内容阅读
审查通过的国家标准(报批搞)目录提出单位：全国饲料标委会 饲料添加剂 维生素 E粉 本标准系 GB 7293－ 1997的修订本。主要修订内容为 :外观性状－增加粒状 ;筛目改为 0.84mm(相当于 20目 );维 E含量测定改为气色谱法 ;纯度改为≥ 99％。本标准适用于以维生素 E为原料 ,加
Examination and approval of national standards (for approval) Catalog proposed by: National Feed Standards Committee feed additives vitamin E powder This standard is a revised version of GB 7293- 1997. The main amendments as follows: Appearance - increase the granular; mesh to 0.84mm (equivalent to 20 mesh); dimension E content was changed to gas chromatography; purity to ≥ 99%. This standard applies to vitamin E as raw material, plus