| ≥1 piece |
Chemical Name: sodium propyl 4-hydroxybenzoate
Trade Name: propyl paraben sodium
Molecular: C10H11O3Na
Molecular: 202.2
CAS#: 35285-69-9
Physical and Chemical Properties: White hygroscopic crystalline powder. Easily dissolved in water and alkaline.
Usage: Water-soluble antiseptics, mainly features as a safe, high efficiency, broadspectrum antibiotic and widely used in Pharmacy industry(Chinese herbal medicine/patent drug; medical instruments sterilization); Food industry(dairy products, pickles, beverage, fruit juice/jelly, confectionery); textile industry(dry goods, cotton yarn, chemical fibers), as well as antiseptics in cosmetics, feedstuffs, daily-chemicals.
| ITEM | SPECIFICATION | ||
| BP 2009 | USP32/NF27 | Q/320217UAP07-2008 | |
| Appearance | white crystalline powder | white crystalline powder | white crystalline powder |
| Identification | passed | passed | / |
| Dissolubility | / | passed | / |
| Clarity and Color of Solution | clear & transparent | / | clear & transparent |
| Purity (on dry base)% | 99.0-104.0 | 98.5-101.5 | 99.0-104.0 |
| PH | 9.5-10.5 | 9.5-10.5 | 9.5-10.5 |
| Sulfate≤ | 300 ppm | 0.12% | 0.12% |
| Related Substances | passed | / | / |
| Chloride ppm ≤ | 350 | 350 | 350 |
| organic Volatile impurities | / | passed | / |
| Moisture % ≤ | 5 | 5 | 5 |
| Heavy Metal(Pb) ppm≤ | 10 | / | 10 |
| Heavy Metal(As) %≤ | / | / | 0.0002 |