Disodium Hydrogen Phosphate (Food Additives) |
| Formula: Na2HPO4·12H2O, Na2HPO4·2H2O，Na2HPO4 |
| Molecular: 358.057 |
| Specificity: Colourless rhombic crystalline or prismatic crystal,easily soluble in water,insoluble in ethahol, relative density 1.63,melting point 34.6℃,when heated to 180℃,it may lose crystal water,convert to anhydrous. |
| Quality standard: |
| Name of index |
HG2920-2000 |
| Content(As Na2HPO4),≥% |
98.0 |
| As,≤% |
0.0003 |
| Heavy metal(As Pb),≤% |
0.001 |
| Fluoride(F),≤% |
0.005 |
| Water insolubles,≤% |
0.2 |
| Loss on dryying |
Na2HPO4,≤% |
5.0 |
| Na2HPO4·2H2O,% |
18.0-22.0 |
| Na2HPO4·12H2O,≤% |
61.0 |
Annotate:Above indeses are acquired on the of ry basis except of the loss on drying. |
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| Uses: In food industry,it is used as agent for bake,prevent oxidizing,in dairy product,it is used as emulsifier,prevent albumen conagulation.In solid beverage,it is used as buffer,chelate,agent,emulsifier. |
| Packing: lt is packed with poIyethyIene bag as Iiner,and a woven bag as the outer Iayer,The net weight of each bag is 25kg. |
| Storage and transport: lt should be stored in a dry, ventiIatime and cIean warehouse;kept away from moisture and hot,Futhermore,it shouId be stored separateIy from poisonous substantes. |
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