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P-Toluene Sulfonic Acid

Molecular Formula:   
C7H8O3S.H2O
Molecular Weight:
190.2
Brand of Products:
Baofull
CAS NO.:
104-150-4, 6192-52-5
UN NO.:
2585
HS Code:
2904100000
Appearance:
White crystal
Usage:
Used as catalyst or pharmaceutical.
Packing:
25kgs net in PP woven bag or as required by customers.
 
 
Item
Technical grade
Pharma grade
Refine grade
Regent grade
Assay(sulfornic acid) %
93.0
95.0
97.0
99.0
Free Acid(as H2SO4) %
3.0
2.0
0.7
0.3
Moisture %
4.0
3.5
2.3
1.9
Fe++ ppm
50
30
20
10
Ignition Residue %
/
0.2
0.2
0.02
Melting Point
/
/
100
103
Alcohol Solution Test
/
Qualified
Qualified
Qualified
Water Solution Test
/
Qualified
Qualified
Qualified
 
Note: Special requirements should be decided through negotiation between the seller and the buyer.



 

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