Customization: | Available |
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CAS No.: | 80-09-1 |
Formula: | C12h10o4s |
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Item | High purity A | High purity B |
Appearance | White powder | White powder |
Assay | ≥99.90% | ≥99.80% |
2,4′-Sulfonyldiphenol | ≤0.10% | ≤0.20% |
Moisture | ≤0.10% | ≤0.10% |
Melting point | 246.0~250.0ºC | 246.0~250.0ºC |
Apha | 10.0~20.0 | 20.0~30.0 |
Item | Refine | Normal |
Appearance | White powder | White powder |
Assay | ≥99.70% | ≥99.50% |
2,4′-Sulfonyldiphenol | ≤0.30% | ≤0.50% |
Moisture | ≤0.50% | ≤0.50% |
Melting point | 246.0~250.0ºC | 245.0~250.0ºC |
Apha | 100.0~150.0 | 100.0~150.0 |
Item | Purification A | Purification B |
Appearance | White or almost white powder | White or almost white powder |
Assay | ≥98.00% | ≥97.00% |
2,4′-Sulfonyldiphenol | ≤2.00% | ≤3.00% |
Moisture | ≤0.50% | ≤0.50% |
Melting point | 243.0~248.0ºC | 243.0~248.0ºC |
Item | Crude A | Crude B |
Appearance | Pink or brown powder | Pink or brown powder |
Assay | ≥96.00% | ≥95.00% |
2,4′-Sulfonyldiphenol | ≤4.00% | ≤4.00% |
Moisture | ≤1.00% | ≤1.00% |
Melting point | 238.0~245.0ºC | 220.0~230.0ºC |
25kg/bag
Bisphenol S is mainly as a fixing agent. People use bisphenol S to produce fixing agent A.
Bisphenol S has excellent heat resistance, light resistance, and antioxidant properties. It is a raw material for synthesizing polycarbonate, epoxy resin, polysulfone, polyether sulfone and polyether inkstone resin. Formulator usually choose high purity 99.9% or 99.8% for such application.
Refine or normal grade Bisphenol S is usually used for color photography materials, contrast enhancers, thermal recording materials (color developing agents), daily surfactants, and high-efficiency deodorants.
4,4-Sulfonyldiphenol is also as plating solution additive, leather tanning agent, dispersant for high-temperature dyeing with disperse dyes, phenolic resin hardening accelerator, and resin flame retardant.
Bisphenol S is an intermediates of pesticides , dyes and additive, which is used in coatings, leather modifiers, and metal electroplating brighteners.
Q1: Could you offer sample?
A1: Yes,sample is available. We can send samples by couriers or air as client's requirements.
Q2: What is MOQ?
A2: It usually does not have MOQ requirement. We will offer the most cost-effective solution including price and delivery way according to purchasing quantities.
Q3: What is the delivery time?
A3: For non-hazardous,it usually has stock. It can be sent within 7 days. For hazardous chemical,it may be 1~2 weeks. If it is our regular product, the time will be earlier.
Q4: Can you provide relevant documents?
A4: Of course. Bill of loading,Commercial Invoice, Packing List, Origin of Certificate , insurance, COA and SDS are available. Besides, we can offer other documents Certificate of Fumigation, documents approved by CCPIT or Consulate,etc.
Q5: Do you accept third party inspection?
A5: Yes,we do.
Q6: What is your payment term?
A6: TT,LC,Paypal,Western Union, ACH wire are available.
Q7: Is DDU or DDP available?
A7: Yes.
Q8: Could you look for other products on China market and coload one container?
A8: Yes. We have warehouse support to accomplish this.