Appearance: Cream to white crystalline powder
Assay(HPLC) dry basis: ≥96.0%-101%
Melting Point: 177℃-182℃
Loss on drying:≤1.0%
Residue on ignition:≤2.0%
Identification:HPLC
phenol:≤0.1%
PCBA:≤0.3%
2,4'-CBP:≤1.2%
4-4'-DCBP:≤1.2%
2-CBP:≤0.3%
3-CBP:≤0.3%
any other impurities:≤
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