4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid cas:90-20-0 for dyestuff

Details:

4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid cas:90-20-0 for dyestuff

FAQ :4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid cas:90-20-0 for dyestuff

1.How is the quality

The qualities of most products are above 99% purity,same are 99.5% purity.

2.How is the package

Foil bag or as customer's required.

3.How is the storage

Pls keep dry and cool place.

4.Do i need to pay extra for shipping cost

No,our price includes the shipping cost already,you need not pay for any tax and others.

5.Can i order sample for testing

Of course yes, welcome your sample order before bulk order.we will send the sample directly to your door by express.the quality of sample will prove our ability

6.What is MOQ

Usually our minimum order quantity is 1kg

Package&Shipping :4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid cas:90-20-0 for dyestuff

Packing:1-10kgs packaging aluminium foil bag inside and carton box outside

Delivery:Within 3-5 days after payment money

Shipping:By express:Fedex,DHL,TNT,UPS,EMS,EUB (for light weight) By sea or By air (for heavy weight)

Company advantage:4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid cas:90-20-0 for dyestuff

1.Place of origin in china with super quality by  reasonable price.

2.Fast delivery by safe express way to address  specified.

3.Lots of highly qualified engineers and experts to  provide technical guideness and support for  customers.

4. Sample order are welcome.

5.Avariety of payments, such as l/c, tt, western  union, moneygram bitcoin.

4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid cas:90-20-0 for dyestuff