三羟甲基氨基甲烷盐酸盐 [TRIS盐酸盐],Tris, Hydrochloride, ULTROL® Grade;Useful in the pH range of 7.0-9.0. Has a pKa of 8.1 at 25°C. Absorbance (1.0 M, H2O, 260 nm):≤0.1.
最近浏览商品
-
阿莫西林三水合物:克拉维酸钾 (4:1),Amoxicillin trihydrate: potassium clavulanate (4:1)
-
荷叶碱,Nuciferine;≥98%
-
驴抗羊IgG [PE标记抗体],Anti-Goat IgG-PE Conjugated antibody, produced in donkey
-
五氧化二磷,Phosphorus pentoxide [P2O5];extra pure, ≥97.0% (acidimetric)
-
盐酸吉西他滨,Gemcitabine hydrochloride [dFdC, dFdCyd];Pharmaceutical Secondary Standard; Certified Reference Material, certified reference material, pharmaceutical secondary standard, pkg of 50 mg
-
胶原蛋白I型来源于小牛皮,Collagen from calf skin;Bornstein and Traub Type I (Sigma Type III), solid