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95209 Sigma

L-Ascorbic acid

BioUltra, ≥99.5% (RT)

Synonym: L-Threoascorbic acid, Antiscorbutic factor, Vitamin C

  • CAS Number 50-81-7

  • Empirical Formula (Hill Notation) C6H8O6

  • Molecular Weight 176.12

  •  Beilstein Registry Number 84272

  •  EC Number 200-066-2

  •  MDL number MFCD00064328

  •  PubChem Substance ID 57653659

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Properties

Related Categories BioUltra, Biochemicals and Reagents, Carbohydrates, Monosaccharide, Vitamin C,
InChI Key   CIWBSHSKHKDKBQ-JLAZNSOCSA-N
product line   BioUltra
assay   ≥99.5% (RT)
impurities   insoluble matter, passes filter test
ign. residue   ≤0.05% (as SO4)
loss   ≤0.05% loss on drying, 20 °C (HV)
color   colorless
pH   1.0-2.5 (25 °C, 1 M in H2O)
mp   190-194 °C (dec.)
solubility   H2O: soluble1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤20 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
absorption   absorption1M/306 nm, H2O cut-off
Gene Information   human ... SLC23A2(9962)

Description

Other Notes

Denaturation of proteins; Dimeric association of E. coli RNA polymerase α subunits, studied by cleavage of single cysteine α subunits conjugated to Fe-BABE.

Biochem/physiol Actions

L-Ascorbic acid (Vitamin C) is a water soluble molecule use in a wide variety of applications, including cell culture, as a reducing agent that helps reduce oxidative stress. L-Ascorbate can be regenerated by biological systems.

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
CI7650000

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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