97%：


外觀Appearance                          白色結(jié)晶粉末
紅外光譜鑒定Infrared spectrometry       和對照品匹配
純度Purity                              ≥97.0% (HPLC)
CMC (H2O)                               ~ 18-20 mM (0.53%)    
CMC (0.1 M NaCl)                        ~ 23.4 mM
聚合數(shù)量Aggregation Number (H2O)        ~ 27-100
dn/dc (H2O)                             0.1159 mL/g
alpha                                   < 5% (HPLC)
辛醇o(jì)ctanol                             < 0.05% (HPLC)
pH (1% 溶液)                            4-9
水溶性Solubility in water at 0-5°C     20%
電導(dǎo)系數(shù)Conductance (10% 溶液)          < 500 μS
吸光度Absorbance（1% 去垢劑溶液）:
  340 nm                                < 0.05
  280 nm                                < 0.1
  260 nm                                < 0.1
  225 nm                                < 0.2


98%，用于蛋白分析:


外觀Appearance                          白色結(jié)晶粉末
紅外光譜鑒定Infrared spectrometry       和對照品匹配
純度Purity                              ≥98.0% (HPLC)
mol wt micellar avg mol wt              25,000
聚合數(shù)量aggregation number              84
磷Phosphorus (P)                        ≤0.005%  
不溶物Insoluble matter                  ≤0.1%
灼燒殘?jiān)黂esidue on ignition             ≤0.2%
CMC                                     20-25 mM(20-25°C)
transition temp cloud point             >100 °C
比旋光度Specific rotation [a]20/D       -23.0°～ -30.0°(C=1, Methanol)
氯chloride (Cl-):                      ≤0.05%
硫酸根sulfate (SO42-):                 ≤0.05%
  Al:                                  ≤0.0005%
  Ca:                                  ≤0.003%
  Cu:                                  ≤0.0005%
  Fe:                                  ≤0.0005%
  K:                                  ≤0.005%
  Mg:                                  ≤0.0005%
  NH4+:                                 ≤0.1%
  Na:                                  ≤0.1%
  Pb:                                  ≤0.001%
  Zn:                                  ≤0.0005%
蛋白分析試驗(yàn)protein-analysis test       pass



參考資料：
1.   Lorber, B., Bishop, J. B. and DeLucas, L. J., Biochim. Biophys. Acta 1023, 254-265 (1990).
2.   Chattopadhyay, A. and London, E., Anal. Biochem. 139, 408-412 (1984).
3.   Womack, M. D., Kendall, D. A. and MacDonald, R. C., Biochim. Biophys. Acta 733, 210-215(1983). 4.   Brown, G. M., Dubreuil, P., Ichhaporia, F. M. and Desnoyers, J. E., Canadian J. Chem. 48, 2525-2531 (1970).
4.   Measurement obtained in collaboration with Professor Mark Foster (University of Akron) under an experimental services contract

聯(lián)合國編號 
Risk：  
Safety :  S24/25- 
Hazard : 

非離子型、可透析去垢劑，用于溶解和分離膜蛋白。能在2D凝膠上增加蛋白的溶解度。