| Product Identification | Back to Contents | 【Product Name】
Ethanedionic acid | 【Synonyms】
Dicarbolic acid dihydrate
Ethanedioic acid dihydrate | 【CAS】
6153-56-6 | 【Formula】
C2H6O6 | 【Molecular Weight】
126.07 | 【EINECS】
205-634-3 | 【RTECS】
RO2450000 | 【Merck】
12,7043 | 【Beilstein/Gmelin】
3679436 | 【Beilstein Reference】
4-02-00-01819 | 【EC Index Number】
607-006-00-8 | 【EC Class】
harmful |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White, odorless powder. | 【Solubility in water】
14 0 g/L | 【Melting Point】
101 | 【Vapor Pressure】
2.7 (20 C) | 【Density】
1.65 g/cm3 (20 C) | 【pKa/pKb】
1.38 (pKa) | 【Usage】
Wood bleaching and brightener, stain remover. | 【Vapor Density】
4.3 |
| First Aid Measures | Back to Contents | 【Ingestion】
Never give anything by mouth to an unconscious person. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. | 【Inhalation】
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. | 【Skin】
Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Discard contaminated clothing in a manner which limits further exposure. | 【Eyes】
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. | 【Handling】
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Minimize dust generation and accumulation. Do not get on skin or in eyes. Do not ingest or inhale. Use only in a chemical fume hood. |
| Hazards Identification | Back to Contents | 【Inhalation】
May cause severe irritation of the upper respiratory tract with pain, burns, and inflammation. May cause kidney damage. | 【Skin】
Contact with skin causes irritation and possible burns, especially if the skin is wet or moist. | 【Eyes】
Contact with eyes may cause severe irritation, and possible eye burns. | 【Ingestion】
Causes gastrointestinal tract burns. Causes severe pain, nausea, vomiting, diarrhea, and shock. May cause hemorrhaging of the digestive tract. Overexposure can cause hypocalcemia and kidney | 【Hazards】
Contact with metals may evolve flammable hydrogen gas. | 【EC Risk Phrase】
R 21/22 | 【EC Safety Phrase】
S 24/25 | 【UN (DOT)】
3261 |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. | 【Respirators】
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use. | 【Exposure Effects】
Chronic inhalation and ingestion may cause effects similar to those of acute inhalation and ingestion. | 【Exposure limit(s)】
TLV: ppm; 1 mg/m3 (ACGIH 1989). | 【Poison Class】
2 (Very strong toxins) |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
157 | 【Fire Fighting】
Extinguish using agent most appropriate for surrounding fire. | 【Fire Potential】
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
4 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents, strong bases, metals, silver, acid chlorides. | 【Decomposition】
Carbon monoxide, carbon dioxide. | 【Combustion Products】
Fire may produce irritating, corrosive and/or toxic gases. |
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