2020最新亚洲中文字幕在线青色,在线播放午夜无码毛片,亚洲成av人电影在线无码,亚洲A∨无码高潮喷水好爽,手机看片av无码免费午夜,日本一本一区二区免费播放,性生活视频网站免费不卡无码,国产毛片视频

1,2-diaminobenzene

1,2-diaminobenzene

CAS:95-54-5

Item                                 Fiber grade                        Industrial grade

Appearance                        white crystals                   Light red (yellow) flake

Purity %                            99.90                                  99.50

Moisture mg/k                         0.1                                   0.1

Melting point ℃                    138.00                                 137.00

Packaging Detail:25kg/cardboard drum

Application:pesticides,pharmaceuticals,

• Previous： N-Methyl-Pyrrolidone
• Next： 1H,1H,2H,2H- PERFLUOROOCTYLTRIMETHOXYSILANE