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  • FORING IMPORT & EXPORT CO.,LTD

  •  [Hebei,China]
  • Business Type:Agent , Distributor/Wholesaler , Manufacturer , Other , Retailer , Service , Trade Company
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:91% - 100%
  • Certs:GB, MSDS
  • Description:DAS /DASD/ DASDA/DSD ACID,Flavonic Acid CAS NO.81-11-8,DSD ACID CAS NO.81-11-8
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Home > Products > Intermediates > Dyestuff Intermediates > high quality DSD ACID CAS NO.81-11-8

high quality DSD ACID CAS NO.81-11-8

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Product Description

Specifications

DSD acid
4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid
CAS No: 81-11-8
EINECS No: 201-325-2

DSD acid
4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid
CAS No: 81-11-8
EINECS No: 201-325-2

Chemical name:4,4'-diamino-stilbene-2,2'-disulphonic acid

Molecular formula:C14H14N2O6S2

Quality index:

Item
Index
Appearance
light yellow powder
Total amino group value
95% min
Benzyl matter
0.25% max
Insoluble matter in alkali
0.1% max
Moisture
2% max
Chroma
9°max

Properties: Appearance with light yellow paste or powder. It is easy to dissolve in alcohol, ether and alkali, but not in water. Also, it is apt to be oxidized to show red colour and have the nature of fragrant acid..

Uses: dsd acid is mainly used in Intermediates of fluorescer and varieties dyes.

Packing:25kg or 40kg woven bag or following your demand.

high quality 4 4'-diamino-2 2'-stilbenedisulfonic acid

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Looking for ideal DAS /DASD/ DASDA/DSD ACID Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Flavonic Acid CAS NO.81-11-8 are quality guaranteed. We are China Origin Factory of DSD ACID CAS NO.81-11-8. If you have any question, please feel free to contact us.

Product Categories : Intermediates > Dyestuff Intermediates

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