Page 306 - Catalogue 2015

Sodium dichromate anhydrous

Synonym: Sodium bichromate

CAS [10588-01-9]; EC 234-190-3; Cr¿Na¿OÎ; M 261.97

Danger H:272-301-312-314-317-330-334-340-350-360-372-400-410

Cat. No. Sodium dichromate anhydrous
192402 CP

Appearance Reddish to orange powder pH (10% in Water) 3.0-4.5
Chloride (Cl) max. 0.1% Assay min. 99%w/w
Sulfate (SO4) max. 0.5%

Sodium dodecyl sulfate

Synonym: Dodecyl sodium sulfate, Dodecyl sulfate sodium salt, Lauryl sulfate sodium salt,SDS, Sodium lauryl
sulfate

CAS [151-21-3]; EC 205-788-1; CÌ¿H¿ÂNaOÁS; M 288.38

Danger H:228-302-311-315-319-335; P:210-241-305+351+338-361-405

Cat. No. Sodium dodecyl sulfate
198205 AR

Appearance White solid Sodium chloride & sodium sulfate max. 8.0%w/w
Assay (T, on dry basis) 95.0-102.0%w/w Unsulfated alcohols max. 4.0%w/w
Assay (Fatty alcohols, C12) min. 96.0% Loss on drying (105°C) max. 1.0%
Alkalinity max. 0.06meq/gr A220-350nm (3%) max. 0.1AU

Cat. No. Sodium dodecyl sulfate
198264 Meets ACS/EP/BP/USP spec.

Appearance White to pale yellow solid Alkalinity max. 0.05meq/gr
Identification A Meets the requirements Sodium chloride & sodium sulfate max. 8.0%w/w
Identification B Meets the requirements Unsulfated alcohols max. 4.0%w/w
Assay (T, on dry basis) 85.0-105.0%w/w Total alcohols min. 59.0%w/w

Cat. No. Sodium dodecyl sulfate
198223 Molecular biology

Application: Commonly used detergent in protein purification and electrophoresis.

Appearance White matter Phosphate (PO4) max. 0.0005%
Color (10% in water) max. 10 A260nm (0.1M) max. 0.1AU
Assay (Fatty alcohols, C12) min. 99% A280nm (0.1M) max. 0.1AU
Loss on drying (105°C) max. 1% DNase activity Not detected
Chloride (Cl) max. 0.05% RNase activity Not detected
Copper (Cu) max. 0.0005% Protease activity Not detected
Heavy metals (as Pb) max. 0.0005%

Cat. No. Sodium dodecyl sulfate
198202 CP

Appearance White to cream soild
Assay (T, on dry basis) 95-102%w/w
Unsulfated alcohols max. 5%w/w
Sodium chloride & sodium sulfate max. 8%w/w