Customization: | Available |
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CAS No.: | 7558-80-7 |
Formula: | Nah2po4 2H2O |
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Monosodium Phosphate (MSP)
Chemical formula: NaH2PO4 2H2O
Molecular weight: 120.005
Properties: White powder or white crystal, the melting point is 190 centigrade. It is soluble in water showing acidity. It decompounds sodium pyrophosphate anhydrous at 225-250 centigrade, and becomes sodium metaphosphate at 350-400 centigrade. It is slightly hygroscopic.
Monosodium Phosphate (MSP)Specificataion
Test item |
FCC |
Content(NaH2PO4·2H2O) ≥% |
98.0-103.0 |
Phosphate content(P2O5) ≥% |
46.0 |
Insoluble In Water ≤% |
0.2 |
Loss on drying ≤% |
21-24 |
PH Value |
4.1-4.5 |
Heavy Metal(as Pb) ≤mg/kg |
10 |
As ≤mg/kg |
3 |
Fluorides (F) ≤% |
0.005 |
Specification: (reference standard GB 25564-2010)
Items |
High purity grade |
NaH2PO4 w/% |
98.0-103.0 |
Water insoluble w/% ≤ |
0.2 |
As mg/kg ≤ |
3 |
Heavy metal(As Pb) mg/kg ≤ |
10 |
Pb mg/kg ≤ |
4 |
Fluorid (As F) mg/kg ≤ |
50 |
pH(1% solution) |
4.1--4.7 |
Loss on drying w/% ≤ |
2.0 |
Specification |
GB 25564-2010 |
FCC VII |
|
Content (NaH2PO4), w/% |
98.0-103.0 |
98.0-103.0 |
|
pH Value (10g/L) |
4.1-4.7 |
---- |
|
Insoluble Substances, w/% ≤ |
0.2 |
0.2 |
|
Heavy Metal(Pb),mg/kg ≤ |
10 |
---- |
|
Pb,mg/kg ≤ |
4 |
4 |
|
As,mg/kg ≤ |
3 |
3 |
|
Fluorides (F),mg/kg ≤ |
50 |
50 |
|
Loss On Drying |
NaH2PO4 ≤ |
2.0 |
2.0 |
|
NaH2PO4·H2O |
10.0-15.0 |
10.0-15.0 |
|
NaH2PO4·2H2O |
20.0-25.0 |
20.0-25.0 |
Package details:
No.1 Aluminum vacuum packaging, plastic lining .25 / KG, can be packed according to customer requirements
No.2 1TON, 40 bags, 1FCL 15TON(With pallet)
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