DL-Tartaric acid 99.5%

Supplier: Thermo Scientific Chemicals
Danger

137870025 137871000 137875000
TS137870025EA 397 USD
TS137870025 TS137871000 TS137875000
DL-Tartaric acid 99.5%
DL-Tartaric acid
Formula: C₄H₆O₆
Melting Pt: 200…206 °C
Flash Pt: 210 °C
Storage Temperature: Ambient
MDL Number: MFCD00151254
CAS Number: 133-37-9

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Specification Test Results

Appearance White Crystalline powder
Infrared spectrum Conforms
Melting point 200 to 206 °C
Loss on drying ≤0.5 %
Sulfated ash ≤0.1 %
Specific optical rotation -0.5° to +0.5° (20 °C, 589 nm) (c=20, H2O)
Titration with NaOH ≥99.4 %
Heavy metals (as Pb) ≤20 ppm

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