Sodium Dodecyl Sulfate (SDS) anionic, electrophoresis grade Roche

Denaturation of proteins; suitable for most routine electrophoretic applications.

Sodium lauryl sulfate (SDS)
Absorbance: ≤0.05 at 280 nm (30 mg/ml in H₂O)
C₁₂ fatty acids: >97% (after saponification)
Ease of removal*:  –
Critical micellar concentration: 8.3 mM at 25°C
Formula: C₁₂H₂₅NaSO₄
Molecular weight: M_r= 288.4
Solubility: clear solution (100 mg/ml in H₂O)
Working concentration:
>10 mg detergent per mg protein

Purity: ≥99.5 alkyl sulfate, ≥97% dodecyl sulfate (GC)
Contaminants: ≤5 ppm Pb (AA), ≤0.5% Cl (AA)

* Arbitrary scale ranges from ++ to  –