03918

DL-Tartaric acid

anhydrous, suitable for ion chromatography, ≥99.5% (T)

• Synonym(s): DL-2,3-Dihydroxybutanedioic acid
• Linear Formula: HOOC(CHOH)₂COOH
• CAS Number: 133-37-9
• Molecular Weight: 150.09
• Beilstein/REAXYS Number: 1725148
• EC Number: 205-105-7
• MDL number: MFCD00071626
• UNSPSC Code: 41116105
• PubChem Substance ID: 329747837
• NACRES: NB.21

Properties

• Quality Level: 100
• description: anionic
• assay: ≥99.5% (T)
• shelf life: limited shelf life, expiry date on the label
• technique(s): ion chromatography: suitable
• mp: 210-212 °C (lit.)
• solubility: H₂O: 0.1 g/mL, clear
• cation traces: Al: ≤5 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: ≤10 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; NH₄⁺: ≤10 mg/kg; Na: ≤10 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• SMILES string: O[C@@H]([C@H](O)C(O)=O)C(O)=O
• InChI: 1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)/t1-,2-/m0/s1
• InChI key: FEWJPZIEWOKRBE-LWMBPPNESA-N

Description

Application

Metrohm IC application note AN-C-131: Magnesium,cadmium, and iron in phosphoric acid.

Metrohm IC application note AN-C-111:N-Methylpyrrolidone impurity in Cefepime

Metrohm IC application note AN-C-100: Choline ininfant milk powder using online dialysis.

Linkage

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Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H318
• pcodes: P280 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: 410.0 °F - closed cup
• flash_point_c: 210 °C - closed cup
• ppe: dust mask type N95 (US), Eyeshields, Gloves