sigma试剂 Insulin from bovine pancreas,胰岛素 来源于牛胰腺,I1882-γ-irradiated, lyophilized powder, suitable for cell culture, ≥25 USP units/mg

sigma试剂 Leucoberbelin Blue I,432199-Dye content 65 %

sigma试剂 磷酸葡萄糖异构酶 来源于面包酵母（酿酒酵母） ,Phosphoglucose Isomerase from baker's yeast （S. cerevisiae） P5381-Type III, ammonium sulfate suspension, ≥400 units/mg protein （biuret）

sigma试剂 IgG 来源于小鼠血清 ,IgG from mouse serum I5381-reagent grade, ≥95% （SDS-PAGE）, lyophilized powder

sigma试剂 Xylan from beechwood ,X4252 ,别名: Poly（β-D-xylopyranose[1→4]）

sigma试剂 Laminin from human placenta,L6274 - liquid, BioReagent, suitable for cell culture

sigma试剂Tyrphostin AG 490 , T3434-solid

sigma试剂 Anti-Hepatocyte Growth Factor antibody produced in goat，H0652-IgG fraction of antiserum, lyophilized powder

sigma试剂Ethyl cellulose ，乙基纤维素，46070 - 48.0-49.5% （w/w） ethoxyl basis

sigma试剂 D-Xylulose,X4625 - ≥98%（HPLC）, syrup