# MESS\-4 Marine Sediment Certified Reference Material — Safety Data Sheet Text extracted from the original PDF. Tables, images, symbols and OCR may differ. Check the original PDF for safety information. - **Document title:** MESS\-4 Marine Sediment Certified Reference Material — Safety Data Sheet - **Publisher:** National Research Council Canada - **Material:** MESS\-4 Marine Sediment Certified Reference Material for Trace Metals and Other Constituents - **CAS number:** 7440\-21\-3 - **Product code / grade:** MESS\-4 CRM · Version 1\.0 - **Document type:** SDS - **Original language:** English - **Region:** Canada · WHMIS 2015 / U\.S\. HazCom 2012 - **Revision date:** 21 January 2016 - **Page count:** 6 - **Original filename:** nrc\-mess\-4\-en\.pdf - **RESDS page:** https://resds\.com/document/mess\-4\-marine\-sediment\-certified\-reference\-material\-en\-ba872261cf - **Original PDF:** https://resds\.com/pdf/mess\-4\-marine\-sediment\-certified\-reference\-material\-en\-ba872261cf\.pdf - **Source URL:** https://nrc\-digital\-repository\.canada\.ca/eng/view/supplement/?dsl=en&id=8a3fd39a\-c068\-4ce0\-820c\-d08cf742a20a - **Description:** Collected by RESDS\. Original publisher PDF retained\. Marine sediment CRM\. The official MESS\-4 record reports positive information values for Ce, Eu, La, Lu, Nd, Sm, Sc, Yb and Y\. Section 3 of the original SDS lists only silicon \(CAS 7440\-21\-3, 28%\); no rare\-earth CAS or percentage is inferred\. Original NRC PDF, version 1\.0, issued and revised 21 January 2016\. Republished with attribution under the Open Government Licence – Canada: https://nrc\-digital\-repository\.canada\.ca/eng/view/object/?id=8a3fd39a\-c068\-4ce0\-820c\-d08cf742a20a ## Page 1 ```text MESS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015. Date of issue: 2016-01-21 Revision date: 2016-01-21 Version: 1.0 SECTION 1: Identification 1.1. Product identifier Product sample : Natural sample Product name : MESS Product code : Not available. Substance : Marine Sediment 1.2. Relevant identified uses of the substance or mixture and uses advised against Use of the substance/mixture : Marine Sediment Reference Material for Trace Metals and other Constituents, for laboratory use only 1.3. Details of the supplier of the safety data sheet National Research Council Canada 1200 Montreal Road Ottawa, K1A 0R6 - Canada T 613-993-2359 1.4. Emergency telephone number Emergency number : CANUTEC 1-613-996-6666 SECTION 2: Hazards identification 2.1. Classification of the substance or mixture GHS classification Not classified 2.2. Label elements GHS labelling No labelling applicable 2.3. Other hazards No additional information available 2.4. Unknown acute toxicity (GHS) Not applicable SECTION 3: Composition/information on ingredients 3.1. Substance Not applicable 3.2. Mixture Name Product identifier % Silicon, elemental (CAS No) 7440-21-3 28 SECTION 4: First aid measures 4.1. Description of first aid measures First-aid measures after inhalation : If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing. Get medical advice/attention if you feel unwell. First-aid measures after skin contact : If irritation occurs, flush skin with plenty of water. Get medical attention if irritation persists. First-aid measures after eye contact : In case of contact, immediately flush eyes with plenty of water. Remove contact lenses, if worn. If irritation persists, get medical attention. 2016-01-21 EN (English) 1/5 ``` ## Page 2 ```text MESS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015. First-aid measures after ingestion : If swallowed, do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Get medical advice/attention if you feel unwell. 4.2. Most important symptoms and effects, both acute and delayed Symptoms/injuries after inhalation : May cause respiratory tract irritation. Symptoms/injuries after skin contact : May cause skin irritation. Symptoms may include redness, drying, defatting and cracking of the skin. Symptoms/injuries after eye contact : May cause eye irritation. Symptoms may include discomfort or pain, excess blinking and tear production, with possible redness and swelling. Symptoms/injuries after ingestion : May be harmful if swallowed. May cause stomach distress, nausea or vomiting. 4.3. Indication of any immediate medical attention and special treatment needed Symptoms may not appear immediately. In case of accident or if you feel unwell, seek medical advice immediately (show the label or SDS where possible). SECTION 5: Firefighting measures 5.1. Extinguishing media Suitable extinguishing media : Treat for surrounding material. Unsuitable extinguishing media : None known. 5.2. Special hazards arising from the substance or mixture Fire hazard : Products of combustion may include, and are not limited to: oxides of carbon. 5.3. Advice for firefighters Protection during firefighting : Keep upwind of fire. Wear full fire fighting turn-out gear (full Bunker gear) and respiratory protection (SCBA). SECTION 6: Accidental release measures 6.1. Personal precautions, protective equipment and emergency procedures General measures : Use personal protection recommended in Section 8. Isolate the hazard area and deny entry to unnecessary and unprotected personnel. 6.2. Methods and material for containment and cleaning up For containment : Contain spill, then place in a suitable container. Minimize dust generation. Do not flush to sewer or allow to enter waterways. Use appropriate Personal Protective Equipment (PPE). Methods for cleaning up : Vacuum or sweep material and place in a disposal container. Provide ventilation. Scoop up material and place in a disposal container. 6.3. Reference to other sections See section 8 for further information on protective clothing and equipment and section 13 for advice on waste disposal. SECTION 7: Handling and storage 7.1. Precautions for safe handling Precautions for safe handling : Avoid contact with skin and eyes. Avoid breathing dust. Do not swallow. Handle and open container with care. When using do not eat, drink or smoke. Hygiene measures : Launder contaminated clothing before reuse. Wash hands before eating, drinking, or smoking. 7.2. Conditions for safe storage, including any incompatibilities Storage conditions : Store locked up. Keep out of the reach of children. Keep container tightly closed. 2016-01-21 EN (English) 2/6 ``` ## Page 3 ```text MESS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015. SECTION 8: Exposure controls/personal protection 8.1. Control parameters Silicon (7440-21-3) ACGIH Not applicable. OSHA OSHA PEL (TWA) (mg/m³) 15 mg/m³ (total dust) 5 mg/m³ (respirable fraction) IDLH Not applicable. NIOSH NIOSH REL (TWA) (mg/m³) 10 mg/m³ (total dust) 5 mg/m³ (respirable dust) 8.2. Exposure controls Appropriate engineering controls : Use ventilation adequate to keep exposures (airborne levels of dust, fume, vapor, etc.) below recommended exposure limits. Hand protection : Wear suitable gloves. Eye protection : Safety glasses or goggles are recommended when using product. Skin and body protection : Wear suitable protective clothing. Respiratory protection : In case of insufficient ventilation, wear suitable respiratory equipment. Respirator selection must be based on known or anticipated exposure levels, the hazards of the product and the safe working limits of the selected respirator. Environmental exposure controls : Maintain levels below Community environmental protection thresholds. Other information : Do not eat, smoke or drink where material is handled, processed or stored. Wash hands carefully before eating or smoking. Handle according to established industrial hygiene and safety practices. SECTION 9: Physical and chemical properties 9.1. Information on basic physical and chemical properties Physical state : Solid Appearance : Powder Colour : Light brown Odour : No data available Odour threshold : No data available pH : No data available Melting point : No data available Freezing point : No data available Boiling point : No data available Flash point : No data available Relative evaporation rate : No data available (butylacetate=1) Flammability (solid, gas) : Not flammable Explosive limits : No data available Explosive properties : No data available Oxidising properties : No data available Vapour pressure : No data available Relative density : No data available Relative vapour density at 20 °C : No data available Solubility : No data available 2016-01-21 EN (English) 3/6 ``` ## Page 4 ```text MESS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015. Partition coefficient: n-octanol/water : No data available Auto-ignition temperature : No data available Decomposition temperature : No data available Viscosity : No data available Viscosity, kinematic : No data available Viscosity, dynamic : No data available 9.2. Other information No additional information available SECTION 10: Stability and reactivity 10.1. Reactivity No dangerous reaction known under conditions of normal use. 10.2. Chemical stability Keep dry in storage. Stable under normal storage conditions. 10.3. Possibility of hazardous reactions No dangerous reaction known under conditions of normal use. 10.4. Conditions to avoid Heat. 10.5. Incompatible materials None known. 10.6. Hazardous decomposition products May include, and are not limited to: oxides of carbon. SECTION 11: Toxicological information 11.1. Information on toxicological effects Acute toxicity : Not classified. MESS LD50 oral rat No data available LD50 dermal rabbit No data available LC50 inhalation rat No data available Silicon (7440-21-3) LD50 oral rat 3160 mg/kg LC50 inhalation rat > 2.08mg/l/4h Skin corrosion/irritation : Based on available data, the classification criteria are not met. Serious eye damage/irritation : Based on available data, the classification criteria are not met. Respiratory or skin sensitisation : Based on available data, the classification criteria are not met. Germ cell mutagenicity : Based on available data, the classification criteria are not met. Carcinogenicity : Based on available data, the classification criteria are not met. Reproductive toxicity : Based on available data, the classification criteria are not met. Specific target organ toxicity (single : Based on available data, the classification criteria are not met. exposure) Specific target organ toxicity (repeated : Based on available data, the classification criteria are not met. exposure) Aspiration hazard : Based on available data, the classification criteria are not met. Symptoms/injuries after inhalation : May cause respiratory tract irritation. 2016-01-21 EN (English) 4/6 ``` ## Page 5 ```text MESS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015. Symptoms/injuries after skin contact : May cause skin irritation. Symptoms may include redness, drying, defatting and cracking of the skin. Symptoms/injuries after eye contact : May cause eye irritation. Symptoms may include discomfort or pain, excess blinking and tear production, with possible redness and swelling. Symptoms/injuries after ingestion : May be harmful if swallowed. May cause stomach distress, nausea or vomiting. SECTION 12: Ecological information 12.1. Toxicity Ecology - general : No additional information available. 12.2. Persistence and degradability MESS Persistence and degradability Not established. 12.3. Bioaccumulative potential MESS Bioaccumulative potential Not established. 12.4. Mobility in soil No additional information available. 12.5. Other adverse effects No additional information available. SECTION 13: Disposal considerations 13.1. Waste treatment methods Waste disposal recommendations : This material must be disposed of in accordance with all local, state, provincial, and federal regulations. SECTION 14: Transport information Department of Transportation (DOT) and Transportation of Dangerous Goods (TDG) In accordance with DOT and TDG Not regulated for transport Additional information Other information : No supplementary information available. Special transport precautions : Do not handle until all safety precautions have been read and understood. SECTION 15: Regulatory information 15.1. Federal regulations All components of this product are listed, or excluded from listing, on the United States Environmental Protection Agency Toxic Substances Control Act (TSCA) inventory. All components of this product are listed, or excluded from listing, on the Canadian DSL (Domestic Substances List) and NDSL (Non-Domestic Substances List) inventories. 15.2. US State regulations No additional information available SECTION 16: Other information Date of issue : 2016-01-21 Revision date : 2016-01-21 Version # : 1.0 Prepared by : Nexreg Compliance Inc. 2016-01-21 EN (English) 5/6 ``` ## Page 6 ```text MESS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015. DISCLAIMER: The information provided on this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered as a warranty or quality specification. The information relates only to the specific material designated and may not be valid for such material used in combination with any other material or in any process, unless specified in the text. This material is for research and experimental applications only. It is not intended for food, drug, household, agricultural, or cosmetic use. Its use must be supervised by technically qualified individuals with experience in the handling of potentially hazardous chemicals. Apart from the solvent in this product (if applicable), the hazardous components present in the solution are at such low concentrations that exact determination of degree of hazard is not warranted and would be misleading. We shall not be held liable for any damage resulting from handling or from contact with the above product. Disclaimer: We believe the statements, technical information and recommendations contained herein are reliable, but they are given without warranty or guarantee of any kind. The information contained in this document applies to this specific material as supplied. It may not be valid for this material if it is used in combination with any other materials. It is the user’s responsibility to satisfy oneself as to the suitability and completeness of this information for the user’s own particular use. 2016-01-21 EN (English) 6/6 ```