日韩精品中文字幕在线I 久久精品国产v日韩v亚洲I 成人资源网I 国产123avI 91污视频在线观看I 免费黄色a级毛片I 激情久久婷婷

2,4-二氟苯胺
Foreign name: 2,4-Difluoroaniline
Chemical formula C6H5F2N CAS Number: 367-25-9
Properties: light yellow oily substance.
Content: ≥99.5%
Moisture: ≤0.2%
Freezing point: -7.5～-7℃
Boiling range: 169-171℃
Density: 1.20-1.27 g/mL
Storage: room temperature, dark, cool and dry place, sealed and stored