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中文名称英文名称CAS 编号规格目录价所属品牌订货号
十二烷基硫酸钠Sodium dodecyl sulfate,SDS151-21-3100G¥853.35SIGMAL3771
十二烷基硫酸钠Sodium dodecyl sulfate,SDS151-21-3500G¥2,700.00SIGMAL3771
十二烷基硫酸钠Sodium dodecyl sulfate,SDS151-21-31KG¥4,574.60SIGMAL3771
品牌SIGMA
产品名称 十二烷基硫酸钠 : Sodium dodecyl sulfate,SDS ——【产品编号:SIGMA-L3771】
CAS编号151-21-3
别名Dodecyl sodium sulfate,Dodecyl sulfate 钠盐,SDS,Sodium lauryl sulfate,月桂基硫酸盐钠盐,十二烷基磺酸钠
级别电泳级
纯度&分析≥98.5% (GC),for electrophoresis
Tips此产品针对用于变性聚丙烯酰胺凝胶电泳进行了测试。
分子式CH3(CH2)11OSO3Na
分子量288.38
储存条件常温避光保存。
性质
grade for electrophoresis
description anionic
assay ≥98.5% (GC)
mol wt micellar mol wt 18,000
aggregation number 62
turbidity <2.5 NTU
CMC 7-10 mM(20-25°C)
mp 204-207 °C(lit.)
transition temp cloud point >100 °C
anion traces chloride (Cl-): ≤500 ppm
  phosphate (PO43-): ≤10 ppm
cation traces heavy metals (as Pb): ≤10 ppm
abs. A3%/260 ≤0.1
  A3%/280 ≤0.1
HLB 40
原产地美国
描述

Analysis Note

针对用于变性聚丙烯酰胺凝胶电泳进行了测试。

Application

用于使进行变性聚丙烯酰胺凝胶电泳的蛋白溶解和变性。大部分蛋白以每克蛋白 1.4g SDS 的比率结合 SDS。蛋白质本身所带的电荷与由结合 SDS 提供的总负电荷相比将变得微不足道。每种蛋白的荷质比基本相同,并将仅根据其自身的大小在凝胶中迁移。

阴离子洗涤剂

供货状态True
参考文献

Hames, B.D. and Rickwood, D. Gel Electrophoresis of Proteins: A Practical Approach 2nd ed., New York, NY , (1990), 8

, Link, A.J., 2-D Proteome Analysis Protocols. Methods Mol. Biol. Totowa, NJ , (1999) 112

Laemmli, U.K., Cleavage of structural proteins during the assembly of the head of bacteriophage T4. Nature 227, 680-685, (1970)

U.K. Laemmli, PAGE - a SDS-discontinuous system. Nature 227, 680, (1970)

K. Harewood, J.S. Wolff, Anionic detergent for protein solubilization. Anal. Biochem. 55, 573, (1973)

T.B. Nelsen, J.A. Reynolds, Measurement of molecular weight by gel electrophoresis. Meth. Enzymol. 48, 3, (1978)

eds. L.A. Lewis, J.J. Oppelt CRC Handbook of Electrophoresis Boca Raton, Florida 1, (1980)

R.A. Grohs, Analysis of drugs in the presence of serum albumin by LC with eluants containing surfactants. Anal. Chem. 63, 384, (1991)

Merck 14,8636

Beil. 1,IV,1847

Aldrich MSDS 1, 847:C / Corp MSDS 1 (1), 1495:C / FT-IR 2 (1), 1532:B / FT-IR 1 (1), 904:C / IR-Spectra (3), 544:C / IR-Spectra (2), 481:G / NMR-Reference 2 (2), 805:A / RegBook 1 (1), 1079:E / Sax 6, 2490 / Sigma FT-IR 1 (2), 70:B / Sigma FT-IR 1 (2), 70:C / Structure Index 1, 167:C:8

类型BSZH 生物化学研究
安全信息
符号 GHS02GHS06
信号词 Danger
危险声明 H228-H302-H311-H315-H319-H335
警示性声明 P210-P261-P280-P305 + P351 + P338-P312
个人防护装备 Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
危害码 F,Xn
风险声明 11-21/22-36/37/38
安全声明 26-36/37
RIDADR UN 2926 4.1/PG 2
WGK德国 2
RTECS WT1050000
燃点(华氏) 356 °F
燃点(摄氏) 180 °C