SURFACE ACTIVE AGENTS. SODIUM TRIPOLYPHOSPHATE AND SODIUM PYROPHOSPHATE FOR USE AS RAW-MATERIALS IN DETERGENT FORMULATIONS. DETERMINATION OF TOTAL PHOSPHORUS (V) OXIDE CONTENT. QUINOLINE PHOSPHOMOLYBDATE GRAVIMETRIC METHOD
表面活性剂 洗涤剂配方中用作原料的三聚磷酸钠和焦磷酸钠 总磷（V）氧化物含量的测定 磷钼酸喹啉重量法
1979-12-15
BS 4427-15-1982
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Condensed phosphates for industrial use (including foodstuffs) - determination of oxides of nitrogen content - 3,4-xylenol spectrophotometric method
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 工业（包括食品）用浓缩磷酸盐氮氧化物含量的测定3,4-二甲酚分光光度法