磷酸氢二钠（工业级）
磷酸氢二钠工业级
DISODIUM PHOSPHATE INDUSTRIAL GRADE
MolecularFormula: Na2HPO4; Na2HPO4·2H2O; Na2HPO4·12H2O
Molecular Weight: 141.96;177.99 ;358.15
CAS NO.:7558-79-4(Anhydrous);10028-24-7(Dihydrate ):10039-32-4(Dodecahydrate)
Standard executed:HG/T 2965-2009外观:白色粉状或颗粒。
Appearance: White powder or granule用途:用作锅炉软水剂，织物、木材和纸张的阻燃剂等Usage:Used as boiler-water softener, fire retardant for textile, woodand paper.
包装:25kg、50kg袋装;集装吨袋;客户要求。
Packaging:25kg,50kg,1000kg bags or according to customer'sdemand.
规格：
|
项目 Item |
工业级指标 Industrial Grade |
|
磷酸氢二钠(Na2HPO4·12H2O计),W/% ≥ Main contents(as Na2HPO4·12H2O) |
97.0 |
|
硫酸盐(以SO42-计),W/% ≤ Sulphate(as SO42-) |
0.7 |
|
氯化物(以Cl计),W/% ≤ Chloride(as Cl) |
0.05 |
|
砷(As),W/% ≤ Arsenic(as As) |
0.005 |
|
氟化物(以F计),W/% ≤ Fluoride (as F) |
0.05 |
|
铁(Fe),W/%≤ Iron(as Fe) |
0.05 |
|
水不溶物,W/% ≤ Water insoluble |
0.05 |
|
pH值(10g/L溶液) pH value(10g/L solution) |
9.0±0.2 |
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