Sodium deoxycholate CAS 302-95-4（sales1@chuanghaibio.com
CAS NO.: 302-95-4
Purity :99%
Chloramphenicol CAS 56-75-7 （sales1@chuanghaibio.com
CAS NO.: 56-75-7
Purity :99%
12-HYDROXYSTEARIC ACID Sily@chuanghaibio.com
CAS NO.: 106-14-9
Purity :99%
Potassium iodide Sily@chuanghaibio.com
CAS NO.: 7681-11-0
Purity :99%
N-methylaniline (malia@chuanghaibio.com)
CAS NO.: 100-61-8
Purity :99%
| Compound | propylparaben | ||||
|---|---|---|---|---|---|
| CAS No. | 94-13-3 | Catalog No. | 1 | Brand | CHUANGHAI |
| Purity | 99% | Packing | 25kg/DRUMS | Grade | |
| Lead Time | 3Day (s) | Origin | ChinaShanghaiHuangpu | Loading Port | China,Shanghai,Huangpu |
| Boiling Point | 133ºC |
|---|---|
| Stability | Stable. Incompatible with strong oxidizing agents, strong bases. |
| Storage Condition | 0-6ºC |
| Appearance & Physical State | white crystalline powder |
| Flash Point | 124.6ºC |
| Refractive Index | 1.505 |
| Density | 1.134 g/cm3 |
| Melting Point | 95-99ºC |
Contact person: Sily Dong
Email: sales2@chuanghaibio.com
Tel:+8613131128733
WhatsApp/Telgram/Wechat:+8613131128733
Hebei Chuanghai Biotechnology Co.,Ltd
Website: www.chuanghaibio.com
Propylparaben is white crystal, easily soluble in alcohol and ether, and almost insoluble in water.
Propylparaben, also known as propylparaben, is mainly used as a bactericidal preservative in food, cosmetics, and medicine, and is also used as a feed preservative.
White crystal with special smell. Soluble in ethanol, ether, acetone and other organic solvents, slightly soluble in water.
Propylparaben can be used as a preservative, antioxidant, antimicrobial agent, and is also used in the pharmaceutical industry.
Obtained from the esterification of p-hydroxybenzoic acid and n-propanol. Mix p-hydroxybenzoic acid and propanol, heat to dissolve, slowly add sulfuric acid, continue to heat and reflux for 8 hours, then cool, pour into 4% Chemicalbook sodium carbonate solution to precipitate crystals, filter, wash with water until neutral, and then pass through The finished product is obtained by recrystallizing ethanol. During preparation, cation exchange resin can also be used instead of sulfuric acid catalyst.
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Contact person: Sily Dong
Email: sales2@chuanghaibio.com
Tel:+8613131128733
WhatsApp/Telgram/Wechat:+8613131128733
Hebei Chuanghai Biotechnology Co.,Ltd
Website: www.chuanghaibio.com
| No. | Description | Update Time | Operation |
|---|---|---|---|
| 1 | company profile | 2023/11/30 | Download |
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