USP BP 98% Benzenesulfonic Acid CAS 98-11-3 Powder for Catalyst,Curing Agent

Identification
Name	Benzenesulfonic acid, CAS 98-11-3
Structure
CAS number	98-11-3
Molecular Formula	C6H6O3S
Molecular Weight	158 g/mol
Chemical and Physical Properties
Appearance	White  Powder
Quality standard	Purity 99% min
Application
Drug Indication/Application/Use	Benzenesulfonic acid is often used as a catalyst and absorbent in esterification and dehydration reactions, with the advantage that it is less oxidizing than sulfuric acid and can reduce side reactions. It is mainly used to make phenol by alkali fusion, also used to make resorcinol, etc. It is often used as a catalyst in esterification and dehydration reactions.
Formulations/Preparations	Tablet, Capsule
Handling and Storage
Safety and Hazards	The Shanghai Research Institute of Chemical industry testing center identification conclusion :1 No hazard identification,2 The substance is not subject to IATA DGR,3 Non-packing requirements
Handling and Storage	Keep the container tightly closed in a dry and well-ventilated place. Light sensitive.
Sample package	Aluminum foil bag
Commercial package	Aluminum foil bag
UN Code	Not classified
HS Code	29041000
Shipping group	Shipment at ambient temperature for no controlled and  no dangerous goods
Sales restriction	No
Origin	China
Technnical support
Benzenesulfonic acid, STD data sheets Benzenesulfonic acid, COA Benzenesulfonic acid, MSDS Benzenesulfonic acid, Transport certificate	Yes Yes Yes Yes
Supply ability
Monthly capacity	10000 kgs
GMP	Yes

Q1 What is the Hyper chem payment term?

T/T advance
LC at sight
DP at sight
Trade assurance 
Western union 
Money gram 

Q2 What is Hyper chem shipment policy?

Our policy is to strive for the quickest shipment time possible, with ready stock sample shipment typically going out the same day that your order was placed. Your satisfaction is very important to us.

For non-ready stock, please contact Hyper Chem sales team to negotiate.

Q3 What hyper chem will provide after shipment?

For sample orders: 
After shipment is done, an timely email including:

1. Track details (Fedex /TNT/DHL/EMS Track number)
2. Package photo 
3. COA, MSDS, etc 
4. Dispatch date & Estimated arriving time
5. Shipping invoice

For commercial orders
A full set of shipment documents as well as package photos can be provided
in scan-copy and original, to help customers complete the customs clearance process.

Q4 What is Hyper Chem shipment term?
By Express  
DHL  FedEx  TNT  EMS                               
Fast:5 days around                             
High cost, door to door service
By-Air                                        
Suitable for more than 50kg 
Fast :3-7 days Hight cost, port to port, professional broker needed 
By sea
Suitable for more than 500kg      
Slow:7-45 days, Low cost, port to port, professional broker needed 

We will always attempt to utilize the quickest and most affordable way for customers to receive orders. And follow -up with customers via email for all shipment details as well as updated track information until it arrives without damage.

Q5. Does hyper chem provide a shipment return policy?
Yes, we have.
Return Policy: At Hyper chem, your satisfaction is guaranteed. If you are dissatisfied for any reason with a product, please send back the unused portion along with your packing slip and a brief note on why you were dissatisfied  within 45 days of purchase for a full refund to:
Hangzhou Hyper Chemicals Limited
No.188 Hongxing Rd, 
Hangzhou,310005,
Zhejiang, China
 
Sorry, we cannot accept packages without postage/freight prepaid.

Q8 What is hyper chem After-sales service
Documents support: COA ,MSDS, MOA ,MS Report,HNMR Report,SDS,DMF
• Customer Support: Shipment clearance support, quality issue support
• Automated Customer Service: Our worldwide customers enjoy immediate 24/7 access to the HYPER CHEM support team from any location, at any time.