English name:P-Toluene Sulfonic acid
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)
Technical index:
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.
|
Packing: Chinese, English and black package. Plastic weaving bag lined with double-layer film. Net weight is 25kg. Welcome to negotiate.