| Product Identification | Back to Contents | 【Product Name】
Mercaptoacetic acid sodium salt | 【Synonyms】
Acetic acid, mercapto, monosodium salt
Erhavit D
Mercaptoacetic acid sodium salt
Sodium mercaptoacetate
Thioglycolate sodium
Thioglycollic acid, sodium salt | 【CAS】
367-51-1 | 【Formula】
C2H3NaO2S | 【Molecular Weight】
114.1 | 【EINECS】
206-696-4 | 【RTECS】
AI7700000 | 【RTECS Class】
Tumorigen; Drug; Primary Irritant | 【Merck】
12,4480 | 【Beilstein/Gmelin】
4569109 | 【EC Class】
toxic, irritant, sensitizing |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Colorless crystals or white powder, slight characteristic odor, hygroscopic. | 【Solubility in water】
1000 g/L (20 C) | 【Melting Point】
220 | 【Usage】
Used in cold-waving of hair and as a dipilatory (merck). |
| 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】
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. | 【Skin】
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. | 【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. Material darkens on exposure to air. Store in a cool, dry area away from incompatible substances. | 【Handling】
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. |
| Hazards Identification | Back to Contents | 【Inhalation】
Causes irritation of the mucous membrane and upper respiratory tract. May cause nausea, headache, and vomiting. | 【Skin】
Causes skin irritation. | 【Eyes】
Causes eye irritation. May cause chemical conjunctivitis. | 【Ingestion】
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May cause headache. | 【EC Risk Phrase】
R 22 36/37/38 | 【EC Safety Phrase】
S 22 26 36/37/39 | 【UN (DOT)】
3335 |
| 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 protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. | 【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】
Effects may be delayed. | 【Poison Class】
3 |
| Fire Fighting Measures | Back to Contents | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam. | 【Fire Potential】
This material is probably combustible. |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Wash area with soap and water. Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation. |
| Stability and Reactivity | Back to Contents | 【Stability】
Stable under normal temperatures and pressures. Substance undergoes color change upon exposure to air. Moisture sensitive. | 【Incompatibilities】
Strong oxidizing agents, strong acids, iron, moisture, air. | 【Decomposition】
Carbon monoxide, oxides of sulfur, carbon dioxide. |
|
| Company Name: |
J & K SCIENTIFIC LTD. |
| Tel: |
010-82848833 400-666-7788 |
| Fax: |
86-10-82849933 |
| WebSite: |
http://www.jkchemical.com |
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
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