| Chemical Name: |
Monosodium phosphate(Anhydrous,monohyrate,dihydrate) |
| Molecular Formula: |
NaH2PO4; NaH2PO4·H2O; NaH2PO4·2H2O |
| Molecular Weight: |
119.98; 156.01 |
| Properties: |
white powder, and melting point is at 190℃.NaH2PO4.2H2O is colorless crystal, relative density at 1.915, melting point at 57.4℃. All easily soluble in water, but not in ethanol solution. |
| Quality standard: |
HG2919-2000, FCC-V |
| Application: |
Used for water treatment to boiler, also as buffering agent, dyeing flux, for tanning and electroplating. For food additive it is mainly used as buffering agent, emulsification agent, nourishment, etc. |
| Packing: |
25kgs net compound paper bags or 25kgs net plastic woven bags. |
| Storage and transport: |
It should be stored in a ventilated and dry warehouse instead of in the open air, kept away from water, moisture and sunlight during transport, handled with care, so as to avoid damage to plastic bags. Furthermore, it should be stored separately from poisonous substances. |
|
Index item |
HG2919-2000 |
FCC-V |
|
Content(in dry basis),% |
98.0-103.0 |
98.0-103.0 |
|
Water insolubles, ≤% |
0.2 |
0.2 |
|
Heavy metal{in lead),≤% |
0.001 |
-- |
|
Arsenic,≤% |
0.0003 |
0.0003 |
|
Fluorine, ≤% |
0.005 |
0.005 |
|
Loss on drying, ≤% |
2.0 |
2.0 |
|
10.0-15.0 |
10.0-15.0 |
|
20.0-25.0 |
20.0-25.0 |
|
PH range |
4.4±0.2 |
-- |
|
Lead |
-- |
4 |
|
|
