SAFETY DATA SHEETS
According to the UN GHS revision 10
SECTION 1: Identification
1.1 GHS Product identifier
| Product name | Magnesium carbonate |
|---|
1.2 Other means of identification
| Product number | - |
|---|---|
| Other names | Carbonic acid,magnesium salt (1:1);Magnesium carbonate; |
1.3 Recommended use of the chemical and restrictions on use
| Identified uses | Industrial and scientific research use. |
|---|---|
| Uses advised against | no data available |
1.4 Supplier's details
| Company | Zhongshan Greenrock Technology Co., Ltd. |
|---|---|
| Address | No. 138, Jinsan Avenue, Sanjiao Town, Zhongshan City, Guangdong Province, China |
| Telephone | +86-2087066781 |
| export@greenrockchem.com |
1.5 Emergency phone number
| Emergency phone number | +86-2087066781 |
|---|---|
| Service hours | Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours). |
SECTION 2: Hazard identification
2.1 Classification of the substance or mixture
Not classified.
2.2 GHS label elements, including precautionary statements
| Pictogram(s) | No symbol. |
|---|---|
| Signal word | No signal word |
| Hazard statement(s) | none |
| Precautionary statement(s) | |
| Prevention | none |
| Response | none |
| Storage | none |
| Disposal | none |
2.3 Other hazards which do not result in classification
no data available
SECTION 3: Composition/information on ingredients
3.1 Substances
| Chemical name | Common names and synonyms | CAS number | EC number | Concentration |
|---|---|---|---|---|
| Magnesium carbonate | Magnesium carbonate | 546-93-0 | 208-915-9 | ≈ 99% |
SECTION 4: First-aid measures
4.1 Description of necessary first-aid measures
If inhaled
Fresh air, rest.
Following skin contact
Rinse skin with plenty of water or shower.
Following eye contact
Rinse with plenty of water (remove contact lenses if easily possible).
Following ingestion
Rinse mouth.
4.2 Most important symptoms/effects, acute and delayed
Exposure Routes: inhalation, skin and/or eye contact Symptoms: Irritation eyes, skin, respiratory system; cough Target Organs: Eyes, skin, respiratory system (NIOSH, 2016)
4.3 Indication of immediate medical attention and special treatment needed, if necessary
Advanced treatment: Consider orotracheal or nasotracheal intubation for airway control in the patient who is unconscious or in severe respiratory distress. Positive pressure ventilation techniques with a bag valve mask device may be beneficial. Monitor cardiac rhythm and treat arrhythmias if necessary . Start an IV with D5W /SRP: "To keep open", minimal flow rate/. Use lactated Ringer's if signs of hypovolemia are present. Watch for signs of fluid overload. Consider drug therapy for pulmonary edema . For hypotension with signs of hypovolemia, administer fluid cautiously. Consider vasopressors for hypotension with a normal fluid volume. Watch for signs of fluid overload . Use proparacaine hydrochloride to assist eye irrigation . Magnesium and Related Compounds
SECTION 5: Fire-fighting measures
5.1 Suitable extinguishing media
In case of fire in the surroundings: all extinguishing agents allowed.
5.2 Specific hazards arising from the chemical
Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.
5.3 Special protective actions for fire-fighters
In case of fire in the surroundings: all extinguishing agents allowed.
SECTION 6: Accidental release measures
6.1 Personal precautions, protective equipment and emergency procedures
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.
6.2 Environmental precautions
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.
6.3 Methods and materials for containment and cleaning up
Collect and arrange disposal. Keep the chemical in suitable and closed containers for disposal. Remove all sources of ignition. Use spark-proof tools and explosion-proof equipment. Adhered or collected material should be promptly disposed of, in accordance with appropriate laws and regulations.
SECTION 7: Handling and storage
7.1 Precautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
7.2 Conditions for safe storage, including any incompatibilities
Separated from acids.
SECTION 8: Exposure controls/personal protection
8.1 Control parameters
Occupational Exposure limit values
| Component | Magnesium carbonate | |||
|---|---|---|---|---|
| CAS No. | 546-93-0 | |||
| Limit value - Eight hours | Limit value - Short term | |||
| ppm | mg/m3 | ppm | mg/m3 | |
| Australia | 10 (1) | |||
| Belgium | 10 | |||
| Canada - Ontario | 10 (1) | |||
| Canada - Québec | 10 | |||
| France | 10 respirable aerosol | |||
| New Zealand | 10 | |||
| Singapore | 10 | |||
| South Korea | 10 | |||
| Switzerland | 3 respirable aerosol | |||
| USA - NIOSH | 10 total dust | |||
| 5 respirable fraction | ||||
| USA - OSHA | 15 total dust | |||
| 5 respirable dust | ||||
| United Kingdom | 10 inhalable aerosol | |||
| 4 respirable aerosol | ||||
| Remarks | ||||
| Australia | (1) This value is for inhalable dust containing no asbestos and | |||
| Canada - Ontario | (1) The value is forparticulate matter containing no asbestos and | |||
Biological limit values
no data available
8.2 Appropriate engineering controls
Ensure adequate ventilation. Handle in accordance with good industrial hygiene and safety practice. Set up emergency exits and the risk-elimination area.
8.3 Individual protection measures, such as personal protective equipment (PPE)
Eye/face protection
Wear safety spectacles.
Skin protection
Protective gloves.
Respiratory protection
Avoid inhalation of fine dust and mist. Use local exhaust or breathing protection.
Thermal hazards
no data available
SECTION 9: Physical and chemical properties and safety characteristics
| Physical state | Magnesite is a white, yellowish, grayish-white or brown crystalline solid or crystalline powder. Density: 3-3.1 g cm-3. An important ore for magnesium. Used in the manufacture of materials capable of withstanding very high temperatures. Sometimes used to produce carbon dioxide. |
|---|---|
| Colour | Light, bulky, white powder |
| Odour | Odorless |
| Melting point/freezing point | 990°C |
| Boiling point or initial boiling point and boiling range | 333.6°C at 760mmHg |
| Flammability | Noncombustible Solid |
| Lower and upper explosion limit/flammability limit | no data available |
| Flash point | 169.8°C |
| Auto-ignition temperature | no data available |
| Decomposition temperature | 350°C |
| pH | no data available |
| Kinematic viscosity | no data available |
| Solubility | 0.01 % (NIOSH, 2016) |
| Partition coefficient n-octanol/water | no data available |
| Vapour pressure | 0 mm Hg (approx) (NIOSH, 2016) |
| Density and/or relative density | 2.96 (NIOSH, 2016) |
| Relative vapour density | no data available |
| Particle characteristics | no data available |
SECTION 10: Stability and reactivity
10.1 Reactivity
Decomposes on heating. This produces irritating fumes. Reacts with acids. This produces carbon dioxide gas.
10.2 Chemical stability
Stable in air
10.3 Possibility of hazardous reactions
MAGNESITE has generally low chemical reactivity. Non-flammable and non-combustible. Reacts with acids and acidic salts to generate gaseous carbon dioxide with effervescence (bubbling). The reaction may be rapid and exothermic with concentrated solutions of acids. The effervescence can create foaming. Incompatible with formaldehyde.
10.4 Conditions to avoid
no data available
10.5 Incompatible materials
Acids, formaldehyde.
10.6 Hazardous decomposition products
When heated to decomposition it emits acrid smoke and irritating fumes /of carbon dioxide/.
SECTION 11: Toxicological information
Acute toxicity
- Oral: no data available
- Inhalation: no data available
- Dermal: no data available
Skin corrosion/irritation
no data available
Serious eye damage/irritation
no data available
Respiratory or skin sensitization
no data available
Germ cell mutagenicity
no data available
Carcinogenicity
no data available
Reproductive toxicity
no data available
STOT-single exposure
no data available
STOT-repeated exposure
Lungs may be affected by repeated or prolongated exposure to dust particles.
Aspiration hazard
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed.
SECTION 12: Ecological information
12.1 Toxicity
- Toxicity to fish: no data available
- Toxicity to daphnia and other aquatic invertebrates: no data available
- Toxicity to algae: no data available
- Toxicity to microorganisms: no data available
12.2 Persistence and degradability
no data available
12.3 Bioaccumulative potential
no data available
12.4 Mobility in soil
no data available
12.5 Other adverse effects
no data available
SECTION 13: Disposal considerations
13.1 Disposal methods
Product
The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Do not discharge to sewer systems.
Contaminated packaging
Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials.
SECTION 14: Transport information
14.1 UN Number
| ADR/RID: Not dangerous goods. (For reference only, please check.) | IMDG: Not dangerous goods. (For reference only, please check.) | IATA: Not dangerous goods. (For reference only, please check.) |
14.2 UN Proper Shipping Name
| ADR/RID: Not dangerous goods. (For reference only, please check.) | IMDG: Not dangerous goods. (For reference only, please check.) | IATA: Not dangerous goods. (For reference only, please check.) |
14.3 Transport hazard class(es)
| ADR/RID: Not dangerous goods. (For reference only, please check.) | IMDG: Not dangerous goods. (For reference only, please check.) | IATA: Not dangerous goods. (For reference only, please check.) |
14.4 Packing group, if applicable
| ADR/RID: Not dangerous goods. (For reference only, please check.) | IMDG: Not dangerous goods. (For reference only, please check.) | IATA: Not dangerous goods. (For reference only, please check.) |
14.5 Environmental hazards
| ADR/RID: No | IMDG: No | IATA: No |
14.6 Special precautions for user
no data available
14.7 Transport in bulk according to IMO instruments
no data available
SECTION 15: Regulatory information
15.1 Safety, health and environmental regulations specific for the product in question
| Chemical name | Common names and synonyms | CAS number | EC number |
|---|---|---|---|
| Magnesium carbonate | Magnesium carbonate | 546-93-0 | 208-915-9 |
| European Inventory of Existing Commercial Chemical Substances (EINECS) | Listed. | ||
| EC Inventory | Listed. | ||
| United States Toxic Substances Control Act (TSCA) Inventory | Listed. | ||
| China Catalog of Hazardous chemicals 2015 | Not Listed. | ||
| New Zealand Inventory of Chemicals (NZIoC) | Listed. | ||
| Philippines Inventory of Chemicals and Chemical Substances (PICCS) | Listed. | ||
| Vietnam National Chemical Inventory | Listed. | ||
| Chinese Chemical Inventory of Existing Chemical Substances (China IECSC) | Listed. | ||
| Korea Existing Chemicals List (KECL) | Listed. | ||
SECTION 16: Other information
Information on revision
| Creation Date | July 15, 2024 |
|---|---|
| Revision Date | July 15, 2024 |
Abbreviations and acronyms
- CAS: Chemical Abstracts Service
- ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
- RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
- IMDG: International Maritime Dangerous Goods
- IATA: International Air Transportation Association
- TWA: Time Weighted Average
- STEL: Short term exposure limit
- LC50: Lethal Concentration 50%
- LD50: Lethal Dose 50%
- EC50: Effective Concentration 50%
References
- IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home
- HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm
- IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/
- eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en
- CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple
- ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp
- ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg
- Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
- ECHA - European Chemicals Agency, website: https://echa.europa.eu/
Other Information
Magnesite (CAS 7760-50-1) is naturally occuring magnesium carbonate mineral. Magnesite can contain crystalline silica, see ICSC 0808.
Any questions regarding this SDS, Please send your inquiry to export@greenrockchem.com
Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. We as supplier shall not be held liable for any damage resulting from handling or from contact with the above product.