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901915 Sigma-Aldrich

Sodium hydroxide

anhydrous, free-flowing, Redi-Dri, reagent grade, ≥98%, pellets

Synonym: ‘Caustic soda’

  • CAS Number 1310-73-2

  • Linear Formula NaOH

  • Molecular Weight 40.00

  •  MDL number MFCD00003548

  •  NACRES NA.21

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Properties

grade   anhydrous
  reagent grade
vapor density   >1 (vs air)
vapor pressure   <18 mmHg ( 20 °C)
  3 mmHg ( 37 °C)
product line   Redi-Dri
assay   ≥98%
form   pellets
quality   free-flowing
impurities   ≤1.0% sodium carbonate
pH   14 (20 °C, 50 g/L)
mp   318 °C (lit.)
solubility   water: soluble 1260 g/L at 20 °C
SMILES string   [OH-].[Na+]
InChI   1S/Na.H2O/h;1H2/q+1;/p-1
InChI key   HEMHJVSKTPXQMS-UHFFFAOYSA-M

Description

Application

• Sodium hydroxide has been used in the staining procedure of cells.
• It has been used in the procedure of decellularizing human amniotic membrane for cell culture.
• It has been used for chemical inactivation of fluorophores in immunostained cells.

Packaging

Bulk packages

Legal Information

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

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1823 8 / PGII
WGK Germany 
WGK 1
RTECS 
WB4900000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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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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