p-Toluenesulfonic acid Para-toluene sulfonic acid PTSA CAS 6192-52-5, Best price from China supplier factory
TNJ Chemical is a China factory, supplier and manufacturer of p-Toluenesulfonic acid Para-toluene sulfonic acid PTSA CAS 6192-52-5 with plant site in Feidong Anhui Province. We are certified by GMP, ISO and SGS organization and specialize in chemical since from 2001. To buy bulk quantity p-Toluenesulfonic acid Para-toluene sulfonic acid PTSA CAS 6192-52-5 at wholesale discounted price, please send your price inquiry to sales@tnjchem.com
Application & Function
p-Toluenesulfonic acid (CAS 6192-52-5 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.
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 |
