The gravimetric method for determinating organic phosphonic acid HPBA with quinoline phosphomolybdate is studied.
用喹啉磷钼酸盐重量法对有机膦酸HPBA主含量的测定进行了分析研究。
Phosphonic acid
英语例句库
There is little study on the selection of liquid of pre - filming after the acid wash by hydroxy ethidine phosphonic acid (HEDP).
羟基乙叉二膦酸酸洗后预膜液的选择较少有人研究,而适当的预膜钝化是防止酸洗后金属表面返锈的必要措施。
中文百科
亚磷酸 Phosphorous acid
（重定向自Phosphonic acid）
亚磷酸，分子式 H3PO3，是磷的其中一种含氧酸。另外还有磷酸（H3PO4）和次磷酸（H3PO2）。
亚磷酸的酸酐为P4O6。
- P4O6 + 6H2O → 4HP(O)(OH)2
英语百科
Phosphorous acid 亚磷酸
（重定向自Phosphonic acid）
Phosphorous acid is the compound described by the formula H3PO3. This acid is diprotic (readily ionizes two protons), not triprotic as might be suggested by this formula. Phosphorous acid is an intermediate in the preparation of other phosphorus compounds.
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