Superiority:
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3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Basic information |
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3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Chemical Properties |
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Safety Statements |
22-24/25 |
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HazardClass |
IRRITANT |
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3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Usage And Synthesis |
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3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Preparation Products And Raw materials
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FQA
Q1: Can i get some samples A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, or Paypal or Escrow(Alibaba).
Q3: How to confirm the Product Quality before placing orders A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q5: How about delivery leadtime A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q6:Is there a discount A:Different quantity has different discount.
Q7: How do you treat quality complaint A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Q8: How to contact us
You can chat with us by Trademanager,MSN&Skype Online.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
Send Email to us.
