Yixing Jinlei Chemical Co., Ltd.

Service Hotline: +86-510-87851840


Depending on technology, continuous innovation, strict management, precise production

P-toluene sulfonic acid

Molecular formula: C7H8O3S
Structural formula:
Molecular weight: 172.2
Product standard: Q/320586MTB04-2000
Appearance: white cystalline powder
Technical requirements:

Items Index
Total acidity (as C7H8O3S)≥ % 90-93 95.00 98.00
Free acid (as H2SO4) ≤ % 3.00 1.8 0.3
Moisture content (including crystal water)≤ % 14.00 12.00 4.00


Product uses: it is used as intermediate in pharmaceutical production and organic synthesis, curing agent and catalytic agent of plastics and resin.
Packing: double-layer package, inner PVC plastic bag, outer polypropylene woven bag, net weight 25 kg.