Cas号2657-87-6分子式O(C6H4NH2)2；C12H12N2O分子量200.24别名3,4'-DiaminodiphenylEther外观Appearance白色至棕色粉末或结晶红外光谱InfraredspectrumConforms纯度Purity97.5-103.5%（HCl4滴定）纯度Purity≥98.0%（GC）)