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LC3438 DL-Malic acidfor biochemistry |
Order number | Packaging | Quantity | Price € |
AC30438 | Plastic bottle | 250 g | 14.4 |
AC30438 | Plastic bottle | 1 kg | 44.1 |
Product information | |
Synonyms | DL-Hydroxysuccinic acid |
Hill Formula | C4H6O5 |
HS Code | 2918 19 98 |
EC number | 230-022-8 |
Molar mass | 134.08 g/mol |
CAS number | 6915-15-7 |
Chemical and physical data | |
Ignition temperature | 349 °C |
Solubility | 558 g/l (20 °C) |
Melting point | 128 – 132 °C |
Molar mass | 134.08 g/mol |
Density | 1.60 g/cm3 (20 °C) |
Bulk density | 800 kg/m3 |
pH value | 2.3 (10 g/l, H2O, 20 °C) |
Flash point | 203 °C |
Safety information according to GHS | |
Hazard Statement(s) | H319: Causes serious eye irritation. |
Precautionary Statement(s) | P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
Signal Word | Warning |
Hazard Pictogram(s) |
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RTECS | ON7175000 |
Storage class | 10 – 13 Other liquids and solids |
WGK | WGK 1 slightly water endangering |
Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
Safety information | |
R Phrase | R 36 Irritating to eyes. |
Categories of danger | irritant |
Hazard Symbol |
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Transport information | |
Declaration (transport by sea) IMDG-Code | No Dangerous Good |
Declaration (transport by air) IATA-DGR | No Dangerous Good |
Toxicological data | |
LD 50 oral | LD50 rat > 3200 mg/kg |
Specifications | |
Assay (acidimetric) | ≥ 99.5 % |
Identity (IR-spectrum) | passes test |
Melting point | 128 – 132 °C |
Optical rotation (20 %; water) | -0.1 – 0.1 ° |
Fe (Iron) | ≤ 0.001 % |
Heavy metals (as Pb) | ≤ 0.001 % |
Related substances (HPLC) – Impurity A (fumaric acid) |
≤ 1.0 % |
– Impurity A (maleic acid) | ≤ 0.05 % |
– any other impurity | ≤ 0.1 % |
– Sum of all other impurities | ≤ 0.5 % |
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