YY/T 0210-1995
(Pharmaceutical intermediates. 7 - amino-3 - desacetoxy cephalosporin acid) 药用中间体 7-氨基-3-去乙酰氧基头孢烷酸 |
SH/T 1591-1994
(Determination of vinyl acetate content of the ethylene/vinyl acetate copolymer (E/VAC) in acetic acid) 乙烯-乙酸乙烯酯共聚物(E/VAC)中乙酸乙烯酯含量测定方法 |
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