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Purity:99%
Spec.:
Appearance: Grey crystalline powder
Amino value:92%min.by titration
Purity:97%min.by HPLC
Insoluble material:0.3%max.
Packing: in net 20kgs bag
Producation Capacity: 100 metric tons/year
Product Types: There are two types of this product, one is isolated from 1.6-cleves and 1.7-cleves, then refined.Another is syntheticed of raw material of naphthalene and others.
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