Identification

Name：N-(3-Sulfopropyl)-3,3',5,5'-tetramethylbenzidine sodium salt

Molecular Structure：

Molecular Formula：C₁₉H₂₅N₂NaO₃S

Molecular Weight：384.47

CAS Registry Number：102062-36-2

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+8619047099456

Payment:

T/T, BTC, western union. We can discuss in detail for your convenience.

 Packing and Delivery: 

 Package--To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided. 

 Foil Bags, Cartons and Drums.

 1KG--packed with aluminium bags with zip lock bags inside.

 10KG-- packed with carton: 50cm*30mc*40cm 

FAQ

Q1 what's the moq?

A:Usually our MOQ is 1kg.But it is based on the different product.Some are 10g.

Q2:Which kind of payment terms do you accept?

A:Payment by T/T,Western Union or Bitcoin.

Q3.Which transportation do we use?

A:Samples could be DHL,UPS,TNT,EMS,Fedex,and so on.For mass orders,it will be delivered by air or sea.

Q4:How about your delivery time?

Generally,it will take 3 to 5 days after receiving your advance payment.

Q5: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.

Q6.How can we trust you?

A:You are always warm welcomed to visit us at any time.Before we start B2B,MIC has audited our company on-spot and approved our credit.

Q7.Do you test all your goods before delivery?

A:Yes,we have 100%test before delivery,International Authorized Third-Party Test for the products if you need are highly welcomed.

We have 6 years of experience in R&D and manufacturing,we have rich experience in shipping,many well-known companies have cooperated with us,and are good at shipping various chemical products with us.