Appearance: Yellow or orange crystalline powder
Identification: A256/A365=2.80~3.00
Purity( HPLC ): 98% min.Content: 97.0%-102.0%(on the anhydrous basis)
Water: 8.5% max.
Residue on ignition: 0.2% max.
Packing: 25kg /fibre drum
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