compound introduction
由胃粘膜主细胞分泌的胃蛋白酶原，在PH 1.5～5.0条件下，经活化提取而成。为白色或淡黄色粉末。分子量约34500。易溶于水呈不同程度的乳白色，不溶于乙醚,醇,氯仿。水溶液加热至70℃或在碱性溶液中其活性很快破坏，但其干燥品可耐热至100℃，具吸湿性，微酸及盐味。本品能使胃酸作用后凝固的蛋白质分解成胨，但不能进一步使之分解成氨基酸。其消化力以含0.2%～0.4%盐酸(PH=1.6～1.8)是为最强。
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胃蛋白酶 来源于猪胃粘膜
Dangerous GoodsCAS number：unknown molecular formula：
overview
Specs
| Chinese alias | 胃酶 | ||
| English alias | Pepsin from porcine gastric mucosa | Pepsin A | Pepsin from hog stomach | Pepsini pulvis | Pepsin powder | ||
| CAS number | unknown | molecular formula | |
| molecular weight | - | Exact mass | USP |
| PSA | - | logp | - |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram：
GHS08 , GHS07
Signal word：
Danger
Hazard Statement：
H315: 引起皮肤刺激 H319: 引起严重眼睛刺激 H335: 可能引起呼吸道刺激 H334: 吸入可能引起过敏或哮喘病症状或呼吸困难
Statement of Preventive Measures：
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P305+P351+P338: 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P342+P311: 如有呼吸系统病症：呼叫急救中心/医生。
WGK Germany：
1
Personal protective equipment：
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
RTECS：
SC6132000
Production methods and uses
No production method and use information yet
Related
upstream information
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downstream information
No downstream information yet
MSDS
Found 0 shareMSDS
