磷酸二氢铵（工业级）
磷酸二氢铵工业级
MONOAMMONIUM PHOSPHATEINDUSTRIAL GRADE
Molecular formula: NH4H2PO4
Molecular weight:115.02
CAS NO:7722-76-1
Standard executed:HG/T4133-2021外观:无色或白色晶体或粉末。
Appearance:Colorless or white crystal or powder.
用途:主要用作阻燃剂、灭火剂，还可作为高效氮磷复合肥
Usage: Mainlyused as extinguisher or fire retardant, also as highlyeffective N+P fertilizer.
包装:25kg、50kg袋装:集装吨袋;客户要求
Packaging:25kg,50kg,1000kg bags or according to customer's demand.
规格：
|
项目 Item |
工业级 Industrial Grade |
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|
1类 I class |
11类 ll class |
川类 Ill class |
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|
主含量 Main contents |
(以NH4H2PO4计),W/%≥ （as NH4H2 PO4） |
99.0 | 98.5 | 98.0 |
|
(以P2O5计),W/%≥ （as P2O5） |
61.1 | 60.8 | 60.5 | |
|
总氮(以N计),W/% ≥ Total nitrogen (as N) |
12.0 | 11.8 | 11.5 | |
|
砷(As),W/%≤ Arsenic |
0.0050 | -- | 0.0015 | |
|
氟化物(以F计),W/% ≤ Fluoride as F |
0.02 | -- | -- | |
|
硫酸盐(以SOi计),W/%≤ Sulphate, as soi |
0.5 | 0.9 | -- | |
|
水分,W/% ≤ Moisture |
0.2 | 0.3 | 0.5 | |
|
水不溶物,W/%≤ Water insoluble |
0.1 | 0.2 | 0.2 | |
|
pH值(10g/L水溶液) pH of valve (10g/L solution) |
4.2~4.8 | 4.2~4.8 | 4.2~4.8 | |
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