UNE 55558:1979
表面活性劑 用作洗滌劑配方原料的三聚磷酸鈉和焦磷酸鈉 總磷(V)氧化物含量的測定 喹啉磷鉬酸鹽重量法
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