L(-)-Malic acid 99%
Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
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TS15059-0250EA
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TS15059-0250
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L(-)-Malic acid 99%
L(-)-Malic acid
Formula:
C₄H₆O₅ MW: 134.09 g/mol Boiling Pt: 322 Melting Pt: 99…107 °C Flash Pt: 220 °C Storage Temperature: Ambient |
MDL Number:
MFCD00064213 CAS Number: 97-67-6 EINECS: 202-601-5 Merck Index: 13,05730 |
Specification Test Results
Appearance | White Crystalline powder or granules |
Infrared spectrum | Conforms |
Melting point | 99 to 107 °C |
Sulfated ash | ≤0.2 % |
Specific optical rotation | -1.5° to -3° (20 °C, 589 nm) (c=8.5, water) |
Titration with NaOH | ≥98.5 % |
Chloride (Cl) | ≤100 ppm |
Sulfate (SO4) | ≤300 ppm |
Arsenic (As) | ≤2 ppm |
Heavy metals (as Pb) | ≤20 ppm |
Fumaric acid | ≤0.2 % |
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