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428016 Millipore

Sodium n-Dodecyl Sulfate, High Purity - CAS 151-21-3 - Calbiochem

Designed to reduce electrophoretic anomalies.

Synonym: SDS, Sodium Lauryl Sulfate, Sodium n-Dodecyl Sulfate, High Purity - CAS 151-21-3 - Calbiochem

  • CAS Number 151-21-3

  • Empirical Formula (Hill Notation) C12H25O4S · Na

  • Molecular Weight 288.38

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Properties

Quality Level   100
form   solid
mol wt   micellar wt 18,000
mfr. no.   Calbiochem®
storage condition   OK to freeze
storage conditions   +15C to +30C
aggregation number   62
color   white
CMC   7-10 mM
solubility   water: 100 mg/mL
anion traces   chloride (Cl-): ≤0.05%
cation traces   heavy metals: ≤0.001%
  heavy metals: ≤10 ppm
shipped in   ambient

Description

General description

Absorbance (3%, H2O, 260 and 280 nm):≤0.1%.

An ionic detergent useful in electrophoretic separation of proteins and lipids (absorbance: ≤0.1% at 280 nm, 3%, H2O; aggregation number: 62). Designed to reduce electrophoretic anomalies. Prepared from SDS (Cat. No. 428015) by a procedure that ensures the removal of contaminating salts and heavy metal ions. Contains C-10 and C-14 isomers. Has a CMC of 7-10 mM and a micellar weight of 18,000.

Designed to reduce electrophoretic anomalies. Prepared from SDS (Cat. No. 428015) by a procedure that ensures the removal of contaminating salts and heavy metal ions. Contains C-10 and C-14 isomers. Aggregation number: 62.

Packaging

25 g in Plastic ampoule

Warning

Toxicity: Harmful (C)

Reconstitution

Following reconstitution, store at room temperature (20°C). Stock solutions are stable for up to 3 months at 20°C.

Safety & Documentation

Safety Information

RTECS 
WT1050000

Documents

Certificate of Analysis (COA)

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