| Specifications | |
|---|---|
| Description | clear, colourless liquid |
| Identity | conforms |
| Assay (iodometric) | ≥ 99 % |
| Solubility (USP) | conforms |
| Sensitivity (USP) | conforms |
| Fe (Iron) | ≤ 0.00005 % |
| Organic bound chlorine | ≤ 0.01 % |
| Sulfated ash | ≤ 0.05 % |
| The statement of the assay applies to the test date.Agradual substance-specific content reduction,especially at higher temperatures,must be expected. | |
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Key Spec Table
| CAS # | EC Number | Hill Formula | Chemical Formula | Molar Mass | Grade Value |
|---|---|---|---|---|---|
| 68-11-1 | 200-677-4 | C₂H₄O₂S | HSCH₂COOH | 92.11 g/mol | Reag. Ph Eur |
| Description | |
|---|---|
| Catalogue Number | 100700 |
| Synonyms | Mercaptoacetic acid, 2-Mercaptoethanoic acid |
| Description | Thioglycolic acid |
| Product Information | |
|---|---|
| CAS number | 68-11-1 |
| EC index number | 607-090-00-6 |
| EC number | 200-677-4 |
| Grade | Reag. Ph Eur |
| Hill Formula | C₂H₄O₂S |
| Chemical formula | HSCH₂COOH |
| Molar Mass | 92.11 g/mol |
| HS Code | 2930 90 99 |
| Structure formula Image | |
| Applications | |
|---|---|
| Application | Thioglycolic acid GR for analysis Reag. Ph Eur. CAS 68-11-1, EC Number 200-677-4, chemical formula HSCH₂COOH. Thioglycolic acid MSDS (material safety data sheet) or SDS, storage and handling info here. Synonyms: Mercaptoacetic acid, 2-Mercaptoethanoic acid |
| Physicochemical Information | |
|---|---|
| Boiling point | 220 °C (1013 hPa) (decomposition) |
| Density | 1.325 g/cm3 (20 °C) |
| Flash point | 131.5 °C |
| Melting Point | -16.5 °C |
| pH value | 1 (H₂O, 20 °C) |
| Vapor pressure | 0.1 hPa (20 °C) |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat 73 mg/kg |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) |   |
| Hazard Statement(s) | H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled. H314: Causes severe skin burns and eye damage. |
| Precautionary Statement(s) | P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. |
| RTECS | AI5950000 |
| Storage class | 6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects |
| WGK | WGK 1 slightly water endangering |
| Disposal | 6 Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E. |
| Safety Information | |
|---|---|
| Hazard Symbols |  Toxic |
| Categories of danger | toxic, corrosive |
| R Phrase | R 23/24/25-34 Toxic by inhalation, in contact with skin and if swallowed.Causes burns. |
| S Phrase | S 25-27-28-45 Avoid contact with eyes.Take off immediately all contaminated clothing.After contact with skin, wash immediately with plenty of soap and water.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +2°C to +8°C. |
| Transport Information | |
|---|---|
| Declaration (railroad and road) ADR, RID | UN 1940 , 8, II |
| Declaration (transport by air) IATA-DGR | UN 1940 , 8, II |
| Declaration (transport by sea) IMDG-Code | UN 1940 , 8, II, Segregation Group: 1 (Acids) |
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