Hefei TNJ chemical industry co.,ltd
Diamond Supplier Enterprise Certification
- Diamond
Supplier - 10th
years
Diamond Supplier Enterprise Certification
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
Tel: +86-551-65418695
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Tel: 0551-65418672
Tel: +86 551 6541 8675
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Mobile: 0086-551-18225849144
Tel: +86-551-65418695
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Province/state: Anhui
City: Hefei
Street: B911 Xincheng Business Center, Qianshan Road, Hefei Anhui China
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CAS NO.6192-52-5
Full experience of large numbers containers loading in main Chinese seaports
Packing with pallet as buyer's special request
Best service after shipment with e-mail
Cargos together with container sales seervice available
Rich experience for exporting
Cargos photo before and after loading into container
Raw materials from chinese origin
Hefei TNJ Chemical Industry Co., limited(ISO 9001: 2008), are strong in the field of Pharmaceuticals,
food additives, plant extract and fine chemicals for more than 10 years.
p-Toluenesulfonic acid (Para-toluenesulfonic acid, PTSA or pTsOH) is an organic
compound with the formula CH3C6H4SO3H. It is a white solid that is soluble in water, alcohols, and other polar organic solvents. P-Toluene sulfonic acid PTSA is colorless or white ,and needle shaped crystal or crystallne powder. It dissolves in water, ethanol, aether, benzene, has medium toxicity, and is pungent to the skin, eye. Melting point: 38 °C（anhy.）103.5 °C（mono.）Solubility: water soluble,H2O: 0.1 g/mL, clear.
p-Toluenesulfonic acid PTSA divides into PTSA monohydrate CAS 6192-52-5 and PTSA anhydrous CAS 104-15-4.
Specification
| Item | Tech | Pharma | Extracted | Reagent |
| Total acidity %(sulfonic acid) | 93/95 | 95/97 | 97/99 | 98/99 |
| Free acid, %≤ | 3 | 2/1 | 0.7/0.5 | 0.1 |
| Water, %≤ | 4/2 | 3.5 | 2.3 | 1.9/0.9 |
| Fe++, ppm≤ | 70/50 | 50/30 | 30/20 | 20/10 |
| Ignition residue, %≤ | / | 0.2 | 0.2 | 0.02 |
| Alcohol solution test | / | Qualified | Qualified | Qualified |
| Water solution test | / | Qualified | Qualified | Qualified |
| Color | White | White | White | White |
Application
Organic synthetic intermediate
- Explosive
- Resin
- Polyether
- Cosmetics
- Tobacco
- Food
Catalyst and Stabilizer
- Esterification
- Dewatering
- Alkylation
- De-alkyl
- Aggregation
Pharma industry
- Doxycycline
- Dipyridamole
- Naproxen
- Amoxicillin
Packing
25kg per bag, 20mt per 20"FCL without pallets