Complaint
High Quality Powder CAS: 77-92-9 Citric Acid Anhydrous
Citric Acid Monohydrate is colorless translucent crystal or white coarse to fine powder crystal.
Odorless, but has a taste of strong acidity.
It's easy weathering in dry air, the relative density of 1.542 and the melting point is 135ºC. Soluble in water (209g/100ml, 25ºC; pH 2.31 for 1% solution is 2.31) and ethanol. It soluble in ethyl ether slightly.
Mainly used in food and beverage industry as sour agent, seasoning and preservative, preservative. In the chemical industry, cosmetic industry and washing industry, citric Acid Monohydrateused is used as antioxidant, plasticizer, and detergent.
Specification:
[CAS] 5949-29-1
[Chemical formula] C6H8O7 - H2O
[Molar mass] 210.14
| Test Item | Standard | Result |
| Description | White Crystal or Colorless | Pass |
| Clarity and Color Solution | Pass the Test | Pass |
| Identification | Pass the Test | Pass |
| Content,% | 99.5-100.5 | 99.9 |
| Sulphate,ppm | ≤150 | <150 |
| Oxalate,ppm | ≤100 | <100 |
| Heavy Metals(as Pb),ppm | ≤5 | <1 |
| Barium | Pass the Test | Qualified |
| Calcium,ppm | ≤75 | <75 |
| Iron,ppm | ≤5 | <5 |
| Chloride,ppm | ≤50 | <50 |
| Sulphated ash,ppm | ≤0.05 | 0.02 |
| Moisture,% | 7.5-8.8 | 8.5 |
| Readily Carbonizable Substances | Not Deeper Than Standard | Pass |
| Lead,ppm | ≤0.5 | <0.1 |
| As,ppm | ≤1.0 | <1.0 |
| Mercury,ppm | ≤1.0 | <1.0 |
| Aluminum,ppm | ≤0.2 | <0.2 |
| Bacterial Endotoxin,IU/mg | ≤0.5 | <0.5 |
| Organic Volatile Impurities | Pass the Test | Pass |
| Tridodecylamine,ppm | ≤0.1 | <0.1 |
| Ultraviolet Absorbance | Pass the Test | Pass |
Packing: 25kg bag
Storage: Store in clean, cool, dry and sealed condition.
