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1. Identification of the substance/preparation and of the company/undertaking |
Identification of the product | ||
Catalogue No.: | 159735 | |
Product name: | Sodium carbonate (volumetric standard) anhydrous Reag. Ph Eur |
Manufacturer/supplier identification | ||
Company: |
Merck Ltd. 9th Floor, Monterey Tower, 2170 New Petchburi Road, Bangkapi, Huaykwang, Bangkok 10320 Tel: (662) 308 - 0218 |
2. Composition/information on ingredients |
Synonyms |
anhydrous soda |
CAS-No.: | 497-19-8 | EC-Index-No.: | 011-005-00-2 | ||
Molar mass: | 105.99 | EINECS-No.: | 207-838-8 | ||
Molecular formula: | CNa2O3 |
3. Hazards identification |
Irritating to eyes. |
4. First aid measures |
After inhalation: fresh air. After skin contact: wash off with plenty of water. Remove contaminated clothing. After eye contact: rinse out with plenty of water with the eyelid held wide open. Summon eye specialist. After swallowing: immediately make victim drink plenty of water (if necessary several litres). Summon doctor. |
5. Fire-fighting measures |
Suitable extinguishing media: |
In adaption to materials stored in the immediate neighbourhood. |
Special risks: |
none |
Other information: |
Non-combustible. |
6. Accidental release measures |
Person-related precautionary measures: Avoid generation of dusts; do not inhale dusts. Procedures for cleaning / absorption: Take up dry. Forward for disposal. Clean up affected area. |
7. Handling and storage |
Handling: |
No further requirements. |
Storage: |
Tightly closed. Dry. In a well-ventilated place. Cool (+2°C to +8°C). The data on storage temperature apply to the entire pack. Requirements for storage rooms and containers: Do not use light-weight-metal containers. |
8. Exposure controls/personal protection |
Personal protective equipment: | |
Respiratory protection: | required when dusts are generated. |
Eye protection: | required |
Hand protection: |
required Protective clothing should be selected specifically for the working place, depending on concentration and quantity of the hazardous substances handled. The resistance of the protective clothing to chemicals should be ascertained with the respective supplier. |
Industrial hygiene: | Change contaminated clothing. Application of skin- protective barrier cream recommended. Wash hands after working with substance. |
9. Physical and chemical properties |
Form: | solid | |||
Colour: | white | |||
Odour: | odourless | |||
pH value | ||||
at 50 g/l water | (25 °C) | 11.5 | ||
Melting temperature | ~ 891 °C | |||
Boiling temperature | not available | |||
Ignition temperature | not available | |||
Flash point | not available | |||
Explosion limits | lower | not available | ||
upper | not available | |||
Density | (20 °C) | ~ 2.53 g/cm3 | ||
Solubility in | water | (20 °C) | ~ 210 g/l |
10. Stability and reactivity |
Conditions to be avoided |
no information available |
Substances to be avoided |
aluminium , alkaline earth metals in powder form , organic nitro compounds , fluorine , alkali metals , nonmetallic oxides / heat , conc. sulfuric acid |
Hazardous decomposition products |
no information available |
11. Toxicological information |
Acute toxicity |
LD50 (oral, rat): 4090 mg/kg ; LC50 (inhalation, rat): 2300 mg/m3 /2 h ; |
Further toxicological information |
Substance properties: strong irritant effect After inhalation of dust: Irritation symptoms in the respiratory tract. After contact with substance: Severe irritations of: eyes , skin , mucous membranes After swallowing: irritations of mucous membranes in the mouth, pharynx, oesophagus and gastrointestinal tract. |
12. Ecological information |
Ecotoxic effects: Quantitative data on the ecological effect of this product are not available. Biological effects: Toxic for aquatic organisms Harmful effect due to pH shift. Further ecologic data: No ecological problems are to be expected when the product is handled and used with due care and attention. |
13. Disposal considerations |
Product: |
There are no uniform EC Regulations for the disposal of chemicals or residues. Chemical residues generally count as special waste. The disposal of the latter is regulated in the EC member countries through corresponding laws and regulations. We recommend that you contact either the authorities in charge or approved waste disposal companies which will advise you on how to dispose of special waste. |
Packaging: |
Disposal in compliance with official regulations. Handle contaminated packaging in the same way as the substance itself. If not officially specified differently, non-contaminated packaging may be treated like household waste or recycled. |
14. Transport information |
Not subject to transport regulations. |
15. Regulatory information |
Labelling according to EC Directives | ||
Symbol: | Xi | Irritant immediately and show this container or label. |
R-phrases: | R 36 | Irritating to eyes. |
S-phrases: | S 22-26 | Do not breathe dust. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
EC-No.: | 207-838-8 | EC label |
German regulations | ||
Water pollution class | 1 | (slightly polluting substance) |
16. Other information |
Reduced labelling on the container due to small quantity. |
Reason for alteration |
General update. |