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900503 Sigma-Aldrich

Sodium carbonate

anhydrous, powder or granules, free-flowing, Redi-Dri, ACS reagent, ≥99.5%

Synonym: Calcined soda, Carbonic acid disodium salt, Soda ash

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Properties

Quality Level   100
grade   ACS reagent
  anhydrous
product line   Redi-Dri
assay   ≥99.5%
form   powder or granules
quality   free-flowing
impurities   ≤0.005% silica
  ≤0.01% insolubles
loss   ≤1.0% loss on heating, 285°C
pH   12 (25 °C, 106 g/L)
mp   851 °C (lit.)
anion traces   chloride (Cl-): ≤0.001%
  phosphate (PO43-): ≤0.001%
  sulfur compounds (as SO42-): ≤0.003%
cation traces   Ca: ≤0.03%
  Fe: ≤5 ppm
  K: ≤0.005%
  Mg: ≤0.005%
  heavy metals: ≤5 ppm (by ICP-OES)
SMILES string   O=C(O[Na])O[Na]
InChI   1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
InChI key   CDBYLPFSWZWCQE-UHFFFAOYSA-L

Description

Packaging

1 kg in poly bottle

2.5, 5, 12 kg in poly drum

500 g in poly bottle

Biochem/physiol Actions

Buffer component, may be used for the removal of peripheral membrane proteins.

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
RTECS 
VZ4050000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Enjoy the Free-flowing Experience - Redi-Dri™

What is the most frustrating moment you have experienced in the lab? Inadequate chemicals for the reaction? Or rock-solid material as you open your bottle when you only need a small amount? If you ha...
Keywords: Environmental

Peer-Reviewed Papers
15

References

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