Professional China Sodium Metabisulfite - Sodium Propionate – Bohua
Professional China Sodium Metabisulfite - Sodium Propionate – Bohua Detail:
Packing Details : Packing, 1*20 FCL with 17 mt , 25kg/bag
Delivery Details : 3-5 workdays after confirmed the order
White powder with a slight odor. It is hygroscopic. Deliquescent in wet air, soluble in water, slightly soluble in alcohol. It is a salt substance in an acid-base salt.
The solubility in 10% water is about 100 (15 ° C), and the pH is 8.5~10.5.
Active in acidic pH. It is used as a food preservative and is suitable as a preservative in cakes and as a fungicide for bread. The amount of food used is the same as calcium propionate (calculated as propionic acid).
The allowable concentration in cosmetics is 2% (based on propionic acid).
| Name of index | FCC-V | E281 |
| Appreance | White crystalline or crystalline powder | White crystalline hygroscopic powder, or a fine white powder |
| Content | 99.0-100.5(drying basis)% | ≥99.0% (105°C,2h) |
| pH (10 % aqueous solution) | — | 7.5-10.5 |
| As ≤% | — | 0.0003 |
| Heavy metals ≤% | — | 0.0001 |
| Alkalinity (as Na2CO3) | Passes test (about 0.15%) | —- |
| Loss on drying ≤% | 1 | 4 (105°C,2h) |
| Water insoluble ≤% | —- | 0.1 |
| Iron ≤% | 0.003 | 0.005 |
| Lead ≤% | 0.0002 | 0.0005 |
| Mercury ≤% | —- | 0.0001 |
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