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中文名(CN) 英文名(EN) CAS No. 规格(SP) 报价(CNY) 产地(From) 类别(Key)
胃蛋白酶 (常规) Pepsin from porcine gastric mucosa (250 units/mg) 9001-75-6 25G 355.00 Sigma-P7000 酶和辅酶
胃蛋白酶 (常规) Pepsin from porcine gastric mucosa (250 units/mg) 9001-75-6 100G 950.00 Sigma-P7000 酶和辅酶
胃蛋白酶 (常规) Pepsin from porcine gastric mucosa (250 units/mg) 9001-75-6 500G 3150.00 Sigma-P7000 酶和辅酶

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中文名称 胃蛋白酵素;胃液素;胃蛋白酶,粉状;百布圣;蛋白酵素;胃朊酶;胃蛋白酶
英文名称 lactatedpepsin;lactatedpepsinelixir;pepsinfortior;PEPSIN 1:10000 NF POWDER
CAS识别号 9001-75-6
MDL识别号 MFCD00081840
EC识别号 232-629-3
Beilstein Null,without related properties.
分子式 Null,without related properties.
分子量 Null,without related properties.
分子结构图 分子图
产品性状 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,几乎不溶于醇、氯仿和醚。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。
质量标准 REAGENTS:
A. 10 mM Hydrochloric Acid Solution (Enzyme Diluent)
(Prepare 100 ml in deionized water using Hydrochloric Acid, Sigma Prod. No. H-7020.)
B. 300 mM Hydrochloric Acid Solution
(Prepare 100 ml in deionized water using Hydrochloric Acid, Sigma Prod. No. H-7020.)
C. 2.5% (w/v) Hemoglobin Solution
(Prepare 100 ml in deionized water using Hemoglobin, Bovine, Sigma Prod. No. H-2625. Mix
vigorously and filter through a glass wool filter.)
D. 2.0% (w/v) Hemoglobin Substrate Solution (Hb)
(Prepare by adding 20 ml of Reagent B to 80 ml of Reagent C.)
E. 5% (w/v) Trichloroacetic Acid Solution (TCA)
(Prepare 100 ml in deionized water using Trichloroacetic Acid Solution, 6.1 N, approximately
100% (w/v), Sigma Stock. No. 490-10.)
F. Pepsin Enzyme Solution
(Immediately before use, prepare a solution containing 0.01 - 0.05 mg/ml of Pepsin in cold
Reagent A.)
储存条件 常温密封避光保存,Stored in cool, dry and airproof.
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