Potassium propionate is a chemical with molecular formula c3h5ko2. White or colorless crystalline block. Soluble in water. Natural products are found in fermented foods, human sweat and ruminant digests.
| NO. | Item | Standard | Result | ||
| 1 | Appearances | White Powder | White Powder | ||
| 2 | Assay(as dry base ),W/% | 99%-100.5% | 99.6 | ||
| 3 | PH of 10% Aqueous solution at 25°C | 8-10 | 8.5 | ||
| 4 | Insoluble substances， W/% | ≤0.2% | 0.14 | ||
| 5 | Loss on Drying,w/% | ≤5.0 | 4.9 | ||
| 6 | Magnesium (as Mgo) w/% | ≤0.4 | PASS | ||
| 7 | Lead mg/kg | ≤2 | ＜2 | ||
| 8 | Heavy metals(as pb)(mg/kg) | ≤10 | ＜10 | ||
| 9 | Fluoride(as F ) w/% | ≤0.003 | ＜0.003 | ||
| CONFORM TO FCCIV STANDARD | |||||
1. In agriculture, it is mainly used as a preservative for feed additives
2. Propionate prevents the production of energy microorganisms they need, such as benzoic acid. However, unlike benzoic acid, propionate does not require an acidic environment.
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