L(-)-Malic acid 99%
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:97-67-6
:
Formula:C₄H₆O₅
MDL Number:MFCD00064213
:134.09 g/mol
Merck Index:13,05730
Boiling Pt:322 °C (1013 hPa)
Melting Pt:99…107 °C
Density:1,595 g/cm³ (20 °C)
Flash Pt:220 °C
EINECS:202-601-5
:GHS07
Storage Temperature:Ambient
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 %
Specification Test Results
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