国产美女视频黄a视频免费|2019日韩中文字幕mv|国产91对白在线播放丿|精品影院|午夜少妇拍拍视频在线观看

Contact Us
Nanjing duly Biotechnology Co., Ltd.
地址:南京市浦口區創芯匯2棟503
郵編:210031
電話:025 84699415
傳真:025 84699415

BTEE;N-Benzoy-L-Tyrosine ethyl ester

CAS No.: 3483-82-7
Item No.: AA0148
Store at: 2~8℃

CAS No.: 3483-82-7

C18H19NO4=313.36

Grade: BR

Content: ≥ 98.0%

Melting point: 118 ~ 121 ℃ (melting range 2 ℃)

Specific rotation: -24.0 ~ -26.0 ° (c=1, EtOH)

Physicochemical properties: white crystalline powder

Purpose: biochemical research. Substrate, trypsin completely blocked, for the determination of chymotrypsin

Storage: 2 ~ 8 ℃



Copyright ?2021 南京杜萊生物技術有限公司 版權所有 Record No:蘇ICP備18062211號-1