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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) |
|
| 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. |
Corrosive
| Safety information | |
| R Phrase | R 36 Irritating to eyes. |
| Categories of danger | irritant |
| Hazard Symbol |
|
| 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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