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617-48-1 DL-Malic acid

product Name DL-Malic acid
CAS No 617-48-1;6915-15-7
Synonyms DL-Hydroxysuccinic acid; Malicacidpfelsure; 2-hydroxybutanedioic acid; (2R)-2-hydroxybutanedioate; Malic acid
Molecular Formula C4H6O5
Molecular Weight 134.08864
InChI InChI=1/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/p-2/t2-/m1/s1
EINECS 210-514-9
Molecular Structure 617-48-1;6915-15-7 DL-Malic acid
Melting point 130-132℃
Boiling point 306.4°C at 760 mmHg
Flash point 153.4°C
Water solubility 558 g/L (20℃)
Vapour Pressur 7.19E-05mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R22:;
R34:;
R42/43:;
Safety Description S26:;
S37/39:;

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Description

Molecular Formula: C4H6O5Molecular Weight: 134.09 CAS Number: 6915-15-7EG/EC Number: 2105149MDL Number: MFCD00064212

Appearance: white crystal powderAssay: 99-100.5% min Specific rotation: -0.1 - +0.1Fumaric acid: 1% max Maleic acid : 0.05% maxWater insolubles: 0.1% max Residue on ignition: 0.1% maxHeavy metal: 20ppm maxPb: 10ppm max As: 3ppm max
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