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

Histamine dihydrochloride;2-(4-Imidazolyl)ethylamine dihydrochloride

CAS No.: 56-92-8
Item No.: AA0167
Store at: 2~8℃,避光

CAS No.: 56-92-8

C5H11C12N3=184.07

Grade: BR

Content: ≥ 99.0%

PH:2.85~3.60

Solubility: clear

Histidine: not detected

Sulfate: ≤ 0.02%

Heavy metals: ≤ 10ppm

Arsenic salt: ≤ 10ppm

Loss on drying: ≤ 0.5%

Physicochemical properties: white crystal or white crystalline powder

Purpose: biochemical research

Storage: 2 ~ 8 ℃, away from light


 


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