MERCK 100495.0500 Oxalic Acid Dihydrate Gr For Analysis Emsure CAS No.6153-56-6
| Description |
|---|
| Catalogue Number | 100495 |
| Synonyms | Ethanedioic acid |
| Description | Oxalic acid dihydrate |
| Product Information |
|---|
| CAS number | 6153-56-6 |
| EC index number | 607-006-00-8 |
| EC number | 205-634-3 |
| Grade | ACS,ISO,Reag. Ph Eur |
| Hill Formula | C₂H₂O₄ * 2 H₂O |
| Chemical formula | (COOH)₂ * 2 H₂O |
| Molar Mass | 126.07 g/mol |
| HS Code | 2917 11 00 |
| Structure formula Image |
| Quality Level | MQ300 |
| Physicochemical Information |
|---|
| Boiling point | 149 - 160 °C (1013 hPa) (decomposition) |
| Density | 1.65 g/cm3 (20 °C) |
| Flash point | 157 °C (decomposition) |
| Melting Point | 98 - 100 °C |
| pH value | 1.5 (10 g/l, H₂O) |
| Vapor pressure | 0.000312 hPa (25 °C) |
| Bulk density | 813 kg/m3 |
| Solubility | >100 g/l |
| Toxicological Information |
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| LD 50 oral | LD50 Rat 375 mg/kg |
| Safety Information according to GHS |
|---|
| Hazard Pictogram(s) | |
| Hazard Statement(s) | H302 + H312: Harmful if swallowed or in contact with skin.H318: Causes serious eye damage. |
| Precautionary Statement(s) | P264: Wash skin thoroughly after handling.P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.P302 + P352 + P312: IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/doctor if you feel unwell.P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.P362 + P364: Take off contaminated clothing and wash it before reuse. |
| Signal Word | Danger |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 1 slightly hazardous to water |
| Disposal | 3Relatively 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 |
|---|
| Categories of danger | harmful |
| Storage and Shipping Information |
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| Storage | Store at +2°C to +30°C. |
| Transport Information |
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| Declaration (railroad and road) ADR, RID | Kein Gefahrgut |
| Declaration (transport by air) IATA-DGR | No Dangerous Good |
| Declaration (transport by sea) IMDG-Code | No Dangerous Good |
| Specifications |
|---|
| Assay (manganometric) | 99.5 - 102.0 % |
| Insoluble matter | ≤ 50 ppm |
| Chloride (Cl) | ≤ 5 ppm |
| Sulfate (SO₄) | ≤ 50 ppm |
| Total nitrogen (N) | ≤ 10 ppm |
| Heavy metals (as Pb) | ≤ 5 ppm |
| Heavy metals (ACS) | ≤ 5 ppm |
| Ca (Calcium) | ≤ 10 ppm |
| Fe (Iron) | ≤ 2 ppm |
| Readily carbonisable substance | passes test |
| Residue on ignition (as sulfate) | ≤ 100 ppm |
| Corresponds to ACS,ISO,Reag. Ph Eur |
| Global Trade Item Number |
|---|
| Catalogue Number | GTIN |
|---|
| 1004950100 | 04022536006895 |
| 1004950500 | 04022536006901 |
| 1004951000 | 04022536006925 |
| 1004959025 | 04022536006956 |
