Propylparaben
CAS No.: 94-13-3
Product Name: Propylparaben
CAS#94-13-3
Spec: 98-102%
Package: 25kg/drum, 9mt/20`FCL on pallets
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
CAS#94-13-3
Spec: 98-102%
Package: 25kg/drum, 9mt/20`FCL on pallets
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
Description
Spec of Propylparaben :
| Items | Specification | Results |
| Appearance | White powder | Conform |
| Purity (on dry base ) % | 98.0-102.0 | 99.4 |
| Melting Point ℃ | 96-99 | 98.3 |
| Acid | Not more than 0.1 ml is required to produce a blue color. | Conform |
| Identification | A. Infrared absorption Spectrophotometry B. Thin-Layer Chromatographic |
Conform |
| Residue % | ≤0.1 | 0.05 |
| Loss on drying % | ≤0.5 | 0.3 |
| Organic Volatile Impuritie | Method IV <467>. Meets the requirements | Conform |
| Heavy Metal (Pb) | ≤10ppm | Conform |
| Related Substances | P-Hydroxybenzoic acid: ≤0.5% Unspecified impurities: ≤0.5% Total impurities: ≤1.0% |
Conform |
| Color of solution 100 mg/ml in alcohol | The Sample solution is clear and not more intensely colored than alcohol or the Comparison solution | Conform |
| Residual Solvents | (Propanol) <1000 PPM | Conform |
| Solubility | Freely soluble in alcohol and in ether; slightly soluble in b oiling water; very slightly soluble in water. | Conform |
| Phenol | <10PPM | Conform |
