Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Separation by column chromatography and determination of the different phosphate forms
工业用三聚磷酸钠(三磷酸五钠)和焦磷酸钠(焦磷酸四钠)的试验方法
Determination of ortho-, pyro- and tripolyphosphates, and higher condensed phosphate forms, in the absence oftetra- andpenta-metaphosphates. To be read in conjunction with BS 4427-10:1976Cross References:BS 410BS 3978BS 4427:Part 8BS 4427:Part 10