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

GABA;γ-Amino butyric acid;4-Aminobutyric acid;4-Aminobutanoic acid;Piperidic acid

CAS No.: 56-12-2
Item No.: AA0158
Store at: RT,避光

CAS No.: 56-12-2

C4H9NO2=103.12

Grade:BR

Content: ≥ 99.0%

Melting point: 197 ~ 203 ℃

PH:6.0~8.0

Chloride: ≤ 0.01%

Heavy metals: ≤ 10ppm

Loss on drying: ≤ 0.50%

Ignition residue: ≤ 0.10%

Physicochemical properties: white crystal or crystalline powder. Soluble in water, insoluble in ethanol, ether and benzene. Melting point 202 ℃ (decomposition). Median lethal dose (rat, abdominal cavity) 5400mg/kg. Irritating

Purpose: biochemical research. Organic synthesis

Save: RT, 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