D-(-)-Tartaric acid 99%

Leverantör: Thermo Scientific
Fara

Synonyms: unnatural tartaric acid, (2S,3S)-2,3-Dihydroxysuccinic acid, (S,S)-(-)-Tartaric acid, (S,S)-(-)-2,3-Dihydroxysuccinic acid

137860250 137861000 137862500 137860010
ACRO137860250EA 1050 SEK
ACRO137860250 ACRO137861000 ACRO137862500 ACRO137860010
D-(-)-Tartaric acid 99%
D-(-)-Tartaric acid
Formel: C₄H₆O₆
MW: 150,09 g/mol
Kokpunkt: 356 °C (1013 hPa)
Smältpunkt: 166…170 °C
Densitet: 1,76 g/cm³ (20 °C)
Flampunkt: 210 °C
Storage Temperature: Omgivande
MDL Number: MFCD00004238
CAS nummer: 147-71-7
EINECS: 205-695-6
Merck Index: 12,09235

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Specifikation testresultat

Appearance White Crystalline powder or crystals
Infrared spectrum Conforms
Melting point 167 to 171 °C
Loss on drying ≤0.5 % (1 g, 105 °C, 3 hrs)
Sulfated ash ≤0.1 %
Specific optical rotation -11.0° to -13.0° (20 °C, 589 nm) (c=20, water)
Titration with NaOH ≥98.5 %
Heavy metals (as Pb) ≤10 ppm

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