磷酸二氫鈉（工業(yè)級）
磷酸二氫鈉 工業(yè)級
MONOSODIUM PHOSPHATEINDUSTRIAL GRADE
MolecularF ormula:NaH2PO4；NaH2PO4·2H2O
Molecular Weight: 119.98;156.01
CAS NO.:7558-80-7(Anhydrous);13472-35-0(Dihydrate)
Standard executed:HG/T2767-2009
外觀:白色粉末或顆粒,無色到白色晶體
Appearance:White powderorgranule, colorless or white crystal
用途:用作鍋爐水處理、電鍍、制革、燃料助劑、金屬清洗等。
Usage:Usedin water treatment, metal cleaning, leather producingfuel additives and electroplating.
包裝:25kg、50kg袋裝;集裝噸袋;客戶要求
Packaging:25kg,50kg,1000kg bags or according to customer's demand.
規(guī)格：
|
項(xiàng)目 Item |
工業(yè)級指標(biāo) Industrial Grade |
||
|
NaH2PO4·2H2O |
NaH2PO4 |
||
|
磷酸二氫鈉 Main contents |
(NaH2PO4·2H2O),W/% ≥ |
98.0 | |
| (NaH2PO4)(以于基計(jì)),W/%≥ | -- | 98.0 | |
|
水不溶物,W/%≤ Water insoluble |
0.10 | 0.20 | |
|
鐵(Fe),W/% ≤ Iron(Fe) |
0.05 | 0.05 | |
|
砷(As),W/% ≤ Arsenic(AS) |
0.01 | 0.01 | |
|
硫酸鹽(以SO42-計(jì)),W/% ≤ Sulphate(as SO42-) |
0.5 | 0.5 | |
|
氯化物(以CI計(jì)),W/% ≤ Chloride(as CI) |
0.40 | 0.40 | |
|
pH值(10g/L溶液) pH value (10g/Lsolution) |
4.2~4.6 | 4.2~4.6 | |
|
氟(F),W/% ≤ Fluoride |
0.05 | 0.05 | |
|
干燥減量(NaH2PO4),W/% ≤ Loss of dryness |
-- | 2.0 | |
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