• p-toluene sulfonic acid
  • p-toluene sulfonic acid

P-Toluene Sulfonic Acid

  • Total acidity ≥%(sulfonic acid): 93/95
  • Free acid ≤%: 3
  • Moisture(not includingcrystal water )≤%: 4/2
  • Fe++ ≤ppm: 70/50
  • Color: white

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■ Specifications
Molecular formula:C7H8O3S·H2O
Molecular weight:190.2
CAS No.:104-150-4,6192-52-5
Executive standard:Q/320511 XXH01-2001
US code:2585
Goods Code:2916 3990(HS-Code)
Packing:
Chinese, English and black package. Plastic weaving bag lined with double-layer film. Net weight is 25kg. Welcome to negotiate. 
■ Full Data
Item/index Industrial grade Pharmaceutical grade Extracted product Reagent grade Special grade
Total acidity ≥%(sulfonic acid) 93/95 95/97 97/99 98/99 /
Free acid ≤% 3 2/1 0.7/0.5 0.1 /
Moisture(not includingcrystal 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 /
Melting point(oC) / / / 105-107 /
Alcohol solution test / qualified qualified qualified qualified
Water solution test / qualified qualified qualified qualified
Color white white white white white
We can process according to requirement quality. Annual productivity is 6,000 tons.
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