| ≥1 piece |
1 . Chemical name : Sodium dihydrogen phosphate
2 . Molecular weight : NaH 2 PO 4 · 2H 2 O]
3 . Specificity : 156.01
4 . Specificity : Clourless column crystal, odourless,slightly deliquescence relative density 2.04, melting point 60 , easily soluble in water, insoluble in ethahol. When heated to less 100 , soluble in crystalline water; when heated to 100 , lossing crystalline water, going on heating and becoming NaPO3.
5 . Quality index:
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Quality index |
HG2919-2000 |
FCC1995 |
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|
Content(as NaH2PO4 ),% |
98.0-103.0 |
98.0-103.0 |
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PH Value (10g/L) |
4.2-4.6 |
-- |
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|
Water insoluble ,≤% |
0.2 |
0.2 |
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|
|
Heavy metals(as Pb), ≤% |
0.001 |
10mg/kg |
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Arsenic, ≤% |
0.0003 |
3mg/kg |
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|
Fluoride(F), , ≤% |
0.005 |
0.005 |
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Loss on drying |
NaH 2 PO 4 ≤% |
2.0 |
2.0 |
|
|
NaH 2 PO 4 .H 2 O,% |
10.0-15.0 |
10.0-15.0 |
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|
NaH 2 PO 4 . 2H 2 O,% |
20.0-25.0 |
20.0-25.0 |
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6 . Uses: In food processing industry, it is used as buffer emulsifier, stabilizer, nutritional supplement, modifier, flulty agent.
7 . Packing: It is packed with polyethylene bag as liner, and a woven bag as the outer layer, The netWeight of each bag is 25kg.
8. Storage and transport : It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and hot, Furthermore, it Should be stored separately from poisonous substances.