产品名称:磷酸二氢钠
英文名称: sodium dihydrgen phosphate
分子式:NaH2PO4.2H2O
分子量:156.01
性能特点: 无色斜方晶高结晶，极易溶于水，在湿空气中易结块，100℃时脱水成无水物。水溶液呈酸性反应。（PH=4.5）
用途: 用于锅炉水处理，电镀、制革、焙粉、染料助剂，洗涤剂、云母片彻合、酸性缓冲剂等，也是制取六偏磷酸钠和缩聚磷酸盐的原料。
产品质量: 符合HG2321-97
|
指标名称 |
指标 | |
|
一等品 |
合格品 | |
|
磷酸二氢钠（以NaH2PO4·H2O）含量，% ≥ |
96.0 |
95.0 |
|
硫酸盐（以SＯ4-2计）含量，% ≤ |
0.8 |
0.8 |
|
氟化物（以F-计）含量，% ≤ |
0.1 |
0.2 |
|
水不溶物 % ≤ |
0.2 |
0.3 |
|
Ph值 |
4.2-4.6 |
4.2-4.6 |
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