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CAS No.: 104-15-4
Other Names: 4-Methylbenzenesulfonic acid
MF: C7H8O3S.H2O
EINECS No.: 203-180-0
Place of Origin: China (Mainland)
Brand Name: Wohing
Model Number: Wohing

Specifications

1. Para Toluene Sulfonic Acid (PTSA) 
2. P-toluene sulfonic acid 
3. CAS No.: 104-15-4 
4. MOQ: 1 kilogram

P-Toluene Sulfonic Acid

Trade name: Para Toluene Sulfonic Acid

Molecular formula: C7H8O3S.H20

Molecular weight: 190.2

 

Technical date sheet:

Properties:

White acicular crystals

Specification:

Item

Technical

Pharma

Refine

Reagent

Total acidity(C7H8O3S.H2O)≥%

93.0

95.0

97.0

99.0

Free acid(H2SO4)≤%

3.0

2.0

0.5

0.1

Moisture ≤%

4.0

3.5

2.5

0.9

Fe++≤ppm

50

30

15

10

Residue on ignition ≤%

/

0.2

0.2

0.002

Metting point(°C)

/

/

/

102-105

 

Use:

Mainly used in electron,medication,pesticide,coloring matter intermediate;also in scour, plastics, coating and resin hardener etc.

Packing:

In 25Kg Kraft-paper bag or 25Kg net paste board barrel