万绮雯色戒完整版|成人羞羞视频在线观看|漂泊者 电影完整版在线观看|国产精品99久久久久久董美香,国产情侣av自拍,久久爱导航,中国少妇xxx

Weinan Huifeng New Material Technology Co., Ltd.

4-Aminobenzoic acid

4-Aminobenzoic acid

appearance: white crystal powder
Purity: 98%
Structural formula:

【English name】p-aminobenzoic acid
【Relative molecular weight】137.14
【Density】1.374(25℃)
【Melting point (℃)】187~188
【CAS#】150-13-0
【EINECS#】 205-753-0
To use:
As intermediate of dyes and medical intermediate; for production of active red M-80, M-10B, active purple X-2R; as sun-screening agent


【Return】