NASS-7 Seawater Certified Reference Material NASS-7 CRM SDS
Collected by RESDS. Original publisher PDF retained. Seawater CRM. The official NASS-7 record reports positive information values for Ce, Dy, Er, Eu, Gd, Ho, La, Lu, Nd, Pr, Sm, Tb, Tm and Yb. Section 3 of the original SDS lists only nitric acid (CAS 7697-37-2, 0.2%); no rare-earth CAS or concentration 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=7d41be7b-44b0-4133-b6ea-7bae179ff5d5
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Normalized SDS data & document analysis
RESDS derives the results below from this document’s extracted text and the site’s same-material index. Detected codes are not reclassified. “Not detected” does not mean “not present”; confirm the original PDF for safety-critical use.
GHS & transport evidence
Page links show the first occurrence found in extracted text.
SDS 16-section coverage
16 section headings detected; 0 not detected by the parser.
Material & document specifications
- Material
- NASS-7 Seawater Certified Reference Material for Trace Metals and Other Constituents
- Product / grade
- NASS-7 CRM · SDS product name NASS · Version 1.0
- Publisher
- National Research Council Canada
- Region
- Canada · WHMIS 2015 / U.S. HazCom 2012
- File name
- nrc-nass7-en.pdf
- Document type
- SDS
- CAS reference(s)
- 7697-37-2
- Language
- English
- Original revision
- 21 January 2016
- Pages
- 7
- File size
- 127 KB
- Downloads
- 6
- Date added
- 2026-09-13
Why this document matches
Composition is not fully established. An unlisted element is not proof of absence.
Other documented elements: H, N, O
Full document text
7 pages · Original document language
Text extracted from the original PDF. Page order and original wording are preserved; tables and symbols may differ from the PDF layout. Check the original PDF for safety-critical details.
Page 1
NASS 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 form : Natural sample Product name : NASS Product code : Not available Substance : Seawater
1.2. Relevant identified uses of the substance or mixture and uses advised against Use of the substance/mixture : Seawater Certified 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 Skin Corrosion 1A Serious Eye Damage 1 Health Hazards Not Otherwise Classified
2.2. Label elements
GHS Classification Hazard pictograms (GHS) :
GHS05 Signal word (GHS) : Danger Hazard statements (GHS) : Causes severe skin burns and eye damage. Causes severe damage to the respiratory tract. Precautionary statements (GHS) : Do not breathe dust/mist. Wash hands thoroughly after handling. Wear protective gloves/protective clothing/eye protection/face protection. If swallowed: rinse mouth. Do NOT induce vomiting. Immediately call a poison center/doctor. If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. Wash contaminated clothing before reuse. Immediately call a poison center/doctor. If inhaled: Remove person to fresh air and keep comfortable for breathing. Immediately call a poison center/doctor. If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a poison center/doctor. Store locked up. Dispose of contents/container in accordance with local/ regional/national/international regulations.
2016-01-21 EN (English) 1/7
Page 2
NASS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015
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 % Nitric acid (CAS No) 7697-37-2 0.2
SECTION 4: First aid measures
4.1. Description of first aid measures First-aid measures after inhalation : If inhaled and if breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. First-aid measures after skin contact : IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Wash contaminated clothing before reuse. Immediately call a POISON CENTER or doctor/physician. First-aid measures after eye contact : In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. If easy to do, remove contact lenses, if worn. Get medical attention immediately. 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. Immediately call a POISON CENTER or doctor/physician.
4.2. Most important symptoms and effects, both acute and delayed Symptoms/injuries after inhalation : Causes severe damage to the respiratory tract. Symptoms/injuries after skin contact : Causes severe burns. Symptoms may include redness, drying, defatting and cracking of the skin. Symptoms/injuries after eye contact : Causes serious eye damage. Symptoms may include discomfort or pain, excess blinking and tear production, with marked redness and swelling of the conjunctiva. May cause burns. Symptoms/injuries after ingestion : May be harmful if swallowed. May cause burns or irritation of the linings of the mouth, throat, and gastrointestinal tract. 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.
2016-01-21 EN (English) 2/7
Page 3
NASS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015
5.3. Advice for firefighters Firefighting instructions : Use water spray to keep fire-exposed containers cool. For large fires, flood fire area with large quantities of water, while knocking down vapours with water fog. 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 and neutralize with sodium bicarbonate and flush with water. Do not wash un-neutralized product into sewers or waterways. If on site neutralization is not possible, absorb spill with inert material (e.g. sand, vermiculite), then place in a suitable container. Methods for cleaning up : Scoop up material and place in a disposal container. Provide ventilation.
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 : Do not get in eyes, on skin, or on clothing. Do not breathe dust/fume/gas/mist/vapours/spray. Do not swallow. Handle and open container with care. Do not eat, drink or smoke when using this product. Use only in well-ventilated areas. 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 : Keep out of the reach of children. Keep container tightly closed and in a well-ventilated place. Do not store at temperatures above 49 °C / 120 °F. Store locked up.
SECTION 8: Exposure controls/personal protection
8.1. Control parameters Nitric acid (7697-37-2) ACGIH ACGIH TWA (ppm) 2 ppm
ACGIH ACGIH STEL (ppm) 4 ppm
OSHA OSHA PEL (TWA) (mg/m³) 5 mg/m³
OSHA OSHA PEL (TWA) (ppm) 2 ppm
IDLH US IDLH (ppm) 25 ppm
NIOSH NIOSH REL (TWA) (mg/m³) 5 mg/m³
NIOSH NIOSH REL (TWA) (ppm) 2 ppm
NIOSH NIOSH REL (STEL) (mg/m³) 10 mg/m³
NIOSH NIOSH REL (STEL) (ppm) 4 ppm
2016-01-21 EN (English) 3/7
Page 4
NASS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015
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 chemically resistant protective gloves. Eye protection : Wear approved eye protection (properly fitted dust- or splash-proof chemical safety goggles) and face protection (face shield). 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 : Liquid Appearance : Clear colourless liquid Colour : Colourless Odour : Odourless Odour threshold : No data available pH : < 2 Melting point : No data available Freezing point : No data available Boiling point : No data available Flash point : No data available Relative evaporation rate (butylacetate=1) : No data available 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 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
2016-01-21 EN (English) 4/7
Page 5
NASS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015
SECTION 10: Stability and reactivity
10.1. Reactivity No dangerous reaction known under conditions of normal use. 10.2. Chemical stability 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. Incompatible materials. 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.
NASS LD50 oral rat No data available
LD50 dermal rabbit No data available
LC50 inhalation rat No data available
Nitric acid (7697-37-2) LC50 inhalation rat 67 ppm/4h Skin corrosion/irritation : Causes severe skin burns Serious eye damage/irritation : Causes serious eye damage. 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 : Causes severe damage to the respiratory tract. Symptoms/injuries after skin contact : Causes severe burns. Symptoms may include redness, drying, defatting and cracking of the skin. Symptoms/injuries after eye contact : Causes serious eye damage. Symptoms may include discomfort or pain, excess blinking and tear production, with marked redness and swelling of the conjunctiva. May cause burns. Symptoms/injuries after ingestion : May be harmful if swallowed. May cause burns or irritation of the linings of the mouth, throat, and gastrointestinal tract. May cause stomach distress, nausea or vomiting.
2016-01-21 EN (English) 5/7
Page 6
NASS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015
SECTION 12: Ecological information
12.1. Toxicity Ecology - general : No known significant effects or critical hazards.
12.2. Persistence and degradability NASS Persistence and degradability Not established. 12.3. Bioaccumulative potential NASS Bioaccumulative potential Not established. 12.4. Mobility in soil No additional information available
12.5. Other adverse effects
Effect on the global warming : No known ecological damage caused by this product.
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. Do not empty into drains. The generation of waste should be avoided or minimized wherever possible.
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.
Nitric acid (7697-37-2) Subject to reporting requirements of United States SARA Section 313 SARA Section 302 Threshold Planning 1000 Quantity (TPQ) SARA Section 313 - Emission Reporting 1.0 %
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
2016-01-21 EN (English) 6/7
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NASS Safety Data Sheet according to the Hazard Communication Standard (CFR29 1910.1200) HazCom 2012 and the Hazardous Products Regulations (HPR) WHMIS 2015
Prepared by : Nexreg Compliance Inc.
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.
2016-01-21 EN (English) 7/7
Same material — SDS from other publishers
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No other publisher PDF is currently indexed for this material.
Original publisher & company information
National Research Council Canada
- Brand / organization
- National Research Council Canada
- Country / office
- Canada
- Website
- nrc.canada.ca
- SDS contact email
- Not stated in SDS
- Business phone in SDS
- 613-993-2359
- Product / reference
- NASS-7 CRM · SDS product name NASS · Version 1.0
View extracted supplier details
Details of the supplier of the safety data sheet National Research Council Canada 1200 Montreal Road Ottawa, K1A 0R6 - Canada T 613-993-2359
About National Research Council Canada
National Research Council Canada is the organization attributed as publisher or supplier of this SDS. See the original identification section and official website for its company profile.
Company website & profileDocument source & record history
Original record: NASS-7 Seawater Certified Reference Material — Safety Data Sheet
Added: 2026-09-13T19:09:00.000Z · Record updated: 2026-09-14T02:29:00.557Z
Original file SHA-256: 22784a28dd2faaf72210290324dfb23a907f4ff1a0d197764264b7c4e4fb9f54
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CAS 7697-37-2Chemical reference & source links
CAS 7697-37-2 · CAS Common Chemistry ↗ · PubChem ↗
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