ISO 9001,
ISO 14001 and OHSAS18001 AUTHENTICATED ENTERPRISE
P-toluenesulfonic Acid Back
Product Name: P-Toluene Sulfonic acid
Formula: C7H8O3S·H2O
Molecular weight: 190.2
CAS: 104-15-4，6192-52-5 (Monohydrate)
UN No. 2585
HS Code: 2904100000
Appearance: White acicular crystal
Technical Index
| Items | Technical grade | Pharma grade | Refine grade | Reagent grade | Electronic grade |
| Assay (as C7H8O3S·H2O)≥% | 93.0 | 95.0 | 97.0 | 99.0 | 99.9 |
| Free acid (as H2SO4) ≤% | 3.0 | 2.0 | 0.7 | 0.1 | 0.03 |
| Moisture≤% | 4.0 | 3.5 | 2.3 | 0.9 | 0.1 |
| Fe content≤ppm | 50 | 30 | 20 | 10 | 1 |
| Residue on ignition ≤% | / | 0.2 | 0.2 | 0.02 | 0.02 |
| Dissolve test of ethanol | / | Qualified | Qualified | Qualified | Qualified |
| Dissolve test of water | / | Qualified | Qualified | Qualified | Qualified |
| Main metal ions ≤ppm | / | / | / | / | 1 |
Usage: used as catalyst or pharmaceutical use
Packing: 25KG woven bag with PE bag inner. We can also supply packing
according to the clients' request
Tel:0086-518-88109380 Fax:0086-518-88586088 Mobile:0086-13913128022(English) Email: sales@chemnk.com Website: http://www.chemnk.com
All Rights Reserved by Lianyungang Ningkang Chemical Co., Ltd