Methods: Gravimetric method and titration method were used.

方法: 采用重量法、滴定法.

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Fig. 1 Flow chart of pentosan analysis - gravimetric method.

图1聚戊醣分析法流程图 -- 重量法.

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A new method was studied for determination of barium molybdate by 8 - hydroxyquinoline gravimetric method.

研究了采用8-羟基喹啉重量法测定钼酸钡.

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The inhibition performance of the polymeric film by in situ has been studied by gravimetric method.

失重试验结果表明膜层的缓蚀性能取决于乳液体系的成份,浓度和温度等.

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The operation of gravimetric method is too complex and needs too much time.

重量法操作繁琐、耗时长,难以满足控制分析的需要.

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