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Delivery Time:01 10 2014 5:40PM
Purity:99%
Chemical Name: 2-Amino-5-Hydroxynaphthalene-7-sulfonic Acid
Molecular formula: C10H9NO4S
Specifications:
Appearance: Grey powder
Content：90.0%min
Insoluble matter:0.10%max.
Gamma Acid: 1.50%max.
Purity by HPLC:96.0%min.
Packing: in net 25kgs bag
Usage: Intermediates of DI-J Acid, γAcid, phenyl J Acid, direct dyestuffs and reactive dyestuffs
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