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Cas 20610-77-9 4-Aminobenzoic Acid 4-aminophenyl Ester: Items Standard Appearance Yellow to off-white powder Purity(HPLC) 99.5% Min. Melting Point 182-185 ℃ Metal Testing Single metal ≤1ppm ...

2-Cyanobenzyl Bromide Cas 22115-41-9: Items Standard Appearance White or almost white crystalline powder Identification by HPLC Corresponds to the reference Melting point ≤70 ℃~75℃ Water ≤0.5% Related substances Single ...

Doxofylline Cas 69975-86-6: single impurities shall not be greater than 0.10% Other impurities shall not exceed 0.4% Residual solvent N. The residual amount of N-dimethylformamide shall not exceed 0.088% Residual ethylene ...

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Cas 20610-77-9 4-Aminobenzoic Acid 4-aminophenyl Ester