Chemical Name: 4,4′-Sulfonyldiphenol
Molecular Formula: C12H10O4S
Molecular Weight: 250.3
CAS No.: 80-09-1
Structural Formula:
High Pure Product(1) |
High Pure Product(2) |
Pure Product |
Ordinary Product |
Purified Product |
Purified Product |
Crude |
Crude |
|
4,4′- Dihydroxydiphenyl sulfone Purity≥%(HPLC) |
99.9 |
99.8 |
99.7 |
99.5 |
98 |
97 |
96 |
95 |
2,4′- Dihydroxydiphenyl sulfone Purity≤%(HPLC) |
0.1 |
0.2 |
0.3 |
0.5 |
2 |
3 |
3 |
4 |
Melting Point°C |
246-250 |
246-250 |
246-250 |
245-250 |
243-248 |
243-248 |
238-245 |
220-230 |
Moisture ≤% |
0.1 |
0.1 |
0.5 |
0.5 |
0.5 |
0.5 |
1.0 |
1.0 |
APHA |
10-20 |
20-30 |
100-150 |
White powder |
White powder |
White to Off-White powder |
Pink or Brown Powder | Pink or Brown Powder |
classification by use | In the PES, Polycarbonate and Epoxy resin etc. | In the manufacture of heat sensitive materials and High-grade auxiliaries synthesis | In the manufacture of printing & dyeing auxiliaries and leather tannic agent |
Product specification:
Appearance: Colorless and needlelike crystal or white powder.
Use:
Package and Storage
1. 25KG bag
2. Store the product in a cool, dry, well-ventilated area away from incompatible materials.