Propylparaben
Contact Info
- Add:衢江區(qū)廿里鎮(zhèn), Zip:
- Contact: 毛德義
- Tel:13505708770
- Email:sx@shengxiaochemical.com
Other Products
Propyl p-Hydroxybenzoate
Product Number: SX2004
Chemical Name: Propyl p-Hydroxybenzoate
Trade Name: Nipagin Propyl Ester
Molecular Formula: C10H12O3
Molecular Weight: 180.20
CAS#: 94-13-3
Physical and Chemical Properties: White crystal, easily soluble in alcohol and ether, almost insoluble in water, relative density (d4102) 1.0630, refractive index (nD102) 1.5050.
Product Quality Standards
Item | Specification | ||
GB 8851-2005 | B.P 2000 | USP29-NF24 | |
Appearance | / | Colorless crystal or white crystalline powder | / |
Content (on dry basis) % ≥ | 99.0-100.5 | 99.0-100.5 | 98.0-102.0 |
Melting Point ℃ | 95-98 | 96-99 | 96-99 |
Acidity | / | Qualified | Qualified |
Sulfate (as SO42-) % ≤ | 0.024 | / | / |
Heavy Metals (as Pb) % ≤ | 0.001 | / | / |
Arsenic (As) % ≤ | 0.0001 | / | / |
Loss on Drying % ≤ | 0.50 | / | 0.50 |
Residue on Ignition % ≤ | 0.05 | 0.1 | 0.1 |
Free Acid (as p-Hydroxybenzoic Acid) % ≤ | 0.55 | / | / |
Identification Test | / | / | Qualified |
Related Substances | / | Qualified | / |
Solution Appearance | / | Clear and transparent | / |
Organic Volatile Impurities | / | / | Qualified |
Usage: This product is mainly used as a bactericidal preservative in food, cosmetics, and pharmaceuticals, and can also be used as a feed preservative.
Packaging: Packed in plastic bags, 1kg per bag, 20 bags per carton (cardboard box), or packed in plastic-lined fiber drums with a net weight of 25kg or 50kg per drum.
*Special requirements can be negotiated separately.
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