Note: Ingredients listed on restricted chemical lists
EC/CAS
215-171-9/1309-48-4
Name of the chemical
magnesium oxide
Concentration
100
General Information
Version
5.6
Revision date
2025-10-29
Product name
Magnesium Oxide Heavy
Product Synonyms
Not Available
Chemical name
magnesium oxide
CAS No.
1309-48-4
1.2.1 Relevant identified uses
Use according to manufacturer"s directions
Icons in SDS
Company Information
company name
Cambridge Commodities
e-mail address of the competent person responsible for the Safety Data Sheet
enquiries@cambridgecommodities.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H315, H317, H319, H335, H341
Hazard statements
Code
Statements
H315
Causes skin irritation
Section 2
SECTION 2: Hazards identification
Regulation, UK SI 2019/720, and UK SI 2020/1567 Classification of the substance or mixture Classified according to GB-CLP Regulation, UK SI 2019/720 and UK SI 2020/1567 [1] Legend H315 - Skin Corrosion/Irritation Category 2, H317 - Sensitisation (Skin) Category 1, H319 - Serious Eye Damage/Eye Irritation Category 2, H335 - Specific Target Organ Toxicity - Single Exposure (Respiratory Tract Irritation) Category 3, H341 - Germ Cell Mutagenicity Category 2 Classified by Chemwatch; 2. Classification drawn from GB-CLP Regulation, UK SI 2019/720 and UK SI 2020/1567
Signal word
Warning
Hazard statements
H315 Causes skin irritation. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H341 Suspected of causing genetic defects.
Supplemental label elements
Not Applicable
Prevention
P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P202 Do not handle until all safety precautions have been read and understood. P264 Wash all exposed external body areas thoroughly after handling. P272 Contaminated work clothing should not be allowed out of the workplace.
Response
P308+P313 IF exposed or concerned: Get medical advice/ attention. P302+P352 IF ON SKIN: Wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312 Call a POISON CENTER/doctor/physician/first aider/if you feel unwell. P333+P313 If skin irritation or rash occurs: Get medical advice/attention. P337+P313 If eye irritation persists: Get medical advice/attention. P362+P364 Take off contaminated clothing and wash it before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
Storage
P405 Store locked up. P403+P233 Store in a well-ventilated place. Keep container tightly closed.
Disposal
P501 Dispose of contents/container to authorised hazardous or special waste collection point in accordance with any local regulation. Material contains magnesium oxide.
Other hazards
Cumulative effects may result following exposure*. *LIMITED EVIDENCE REACH - Art.57-59 The mixture does not contain Substances of Very High Concern (SVHC) at the SDS print date. This substance/mixture does not meet the criteria for classification as Persistent, Bioaccumulative, and Toxic (PBT) in accordance with Annex XIII, Commission Delegated Regulation (EU) 2017/2100, and Commission Regulation (EU) 2018/605. This substance/mixture does not meet the criteria for classification as very Persistent and very Bioaccumulative (vPvB) in accordance with Annex XIII, Commission Delegated Regulation (EU) 2017/2100, and Commission Regulation (EU) 2018/605. This substance/mixture does not meet the criteria for classification as Persistent, Mobile and Toxic (PMT) in accordance with Commission Delegated Regulation (EU) 2023/707. This substance/mixture does not meet the criteria for classification as very Persistent and very Mobile (vPvM) in accordance with Commission Delegated Regulation (EU) 2023/707. The substance/mixture does not contain components considered to have endocrine disrupting properties in accordance with the criteria set out in Commission Delegated Regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605, nor is it included in the list established under REACH Article 59(1), at concentrations equal to or greater than 0.1% (w/w). No further product hazard information.
2.1 Classification of the substance or mixture
Classified according to GB-CLP Regulation, UK SI H315 - Skin Corrosion/Irritation Category 2, H317 - Sensitisation (Skin) Category 1, H319 - Serious Eye Damage/Eye Irritation 2019/720 and UK SI Category 2, H335 - Specific Target Organ Toxicity - Single Exposure (Respiratory Tract Irritation) Category 3, H341 - Germ Cell [1] Mutagenicity Category 2 2020/1567 Legend: 1. Classified by Chemwatch; 2. Classification drawn from GB-CLP Regulation, UK SI 2019/720 and UK SI 2020/1567