Residual methanol in oxytetracycline hydrochloride was determined by head space GC. The average recovery was 99.8 %.

采用顶空气相色谱法测定盐酸土霉素中的残留甲醇, 平均回收率为99.8%.

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Residual methanol oxytetracycline hydrochloride was determined by head space GC. The average recovery was 99.8 %.

采用顶空气相色谱法测定盐酸土霉素中的残留甲醇,平均回收率为99. 8%.

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