1, Formula: C
6
H
5
Na
3
O
7
·2H
2
O
2, Formula wt, dihydrate 294.10
3, CAS: dihydrate [6132-04-3]
4, Einecs: 200-675-3
5, Specificity: Colorless or white crystalline granule or crystalline powder odorless; taste salty and cold, soluble in water,
difficulty in ethanol; slightly deliquescence in moist air,PH7.5-9.0 in 5% aqueous solution, when heated to 150ºC,it may lose crystal water.
6, H.S. Code: 29181500 CIQ Checking: Statutory Inspection
7, Tax refund rate:13%
8, Loading capacity 20 feet FCL:25mt without pallets/ 22mt with pallets
9, Packing: 25kg net paper bag or jumbo big bag with PE liner.
10, Storage and Transport: Store in a tightly sealed container in a cool, dry, well ventilated area. Avoid exposure to heat and moisture.
To be used as a flavor and stablizer in food industry, anticoagulant, reducer of phlegm and diuretic in pharmaceutical industry. Replacing Sodium Tripolyphosphate, it can act as an auxiliary of non-phosphous detergent. Also be used in fermentation, injection, film developing and electroplation.
Character s | S pecification | R e sults |
A p pearance |
White crystal powder or granules | White crystal granular |
Identification Test | Pass the test | Confor m |
Solution appearance | Pass the test | Confor m |
Assay ( anhydrous substance ) | ≥ 9 9.0% | 9 9.5% |
PH 5% solution | 7 .5-9.0 | 8.7 |
Loss on drying | 10. 0- 13.5% | 12 .3% |
Readily Carbonisable substance | Not deeper than standard | Confor m |
Heavy metals ( as Pb ) | ≤2 ppm | <2 ppm |
O xalate | ≤ 100pp m | < 100ppm |
C onclusion | Quality approved and meet E 331 standard |