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27506 Sigma-Aldrich

L-(+)-Tartaric acid

puriss., meets analytical specification of Ph. Eur., NF, 99.7-100.5% (calc. to the dried substance), powder

Synonym: (2R,3R)-(+)-Tartaric acid, L-Threaric acid

  • CAS Number 87-69-4

  • Linear Formula HO2CCH(OH)CH(OH)CO2H

  • Molecular Weight 150.09

  •  Beilstein Registry Number 1725147

  •  EC Number 201-766-0

  •  MDL number MFCD00064207

  •  PubChem Substance ID 57648257

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Properties

Related Categories Analytical/Chromatography, Pharmacopoeia, Pharmacopoeia A-Z More...
vapor density   5.18 (vs air)
InChI Key   FEWJPZIEWOKRBE-JCYAYHJZSA-N
grade   puriss.
assay   99.7-100.5% (calc. to the dried substance)
form   powder
optical activity   [α]20/D +12.0 to +12.8°, c = 20% in H2O
autoignition temp.   797 °F
quality   meets analytical specification of Ph. Eur., NF
impurities   organic volatile impurities, complies (GC)
  residual solvents, complies
  ≤0.001% heavy metals (as Pb)
ign. residue   ≤0.05% (as SO4)
loss   ≤0.2% loss on drying, 105 °C
mp   168-170 °C
  170-172 °C(lit.)
solubility   water: soluble 150 g/L at 20 °C
anion traces   chloride (Cl-): ≤100 mg/kg
  oxalate (C2O42-): in accordance
  oxalate (as oxalic acid): ≤100 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   As: ≤2 mg/kg
  Ca: ≤200 mg/kg
  Cu: ≤10 mg/kg
  Hg: ≤1 mg/kg
  Pb: ≤2 mg/kg
  Zn: ≤10 mg/kg
suitability   complies for appearance of solution

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Laboratory Gloves
Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
Flash Point(F) 
302 °F
Flash Point(C) 
150 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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