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HomeMy WebLinkAboutWaxie icemeltWAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 1 of 8 May 22, 2015 SAFETY DATA SHEET This Safety Data Sheet (SDS) complies with the requirements of the U.S. Federal Occupational Safety and Health Administration Hazard Communication Standard (29 CFR 1910.1200, as updated in 2012) and equivalent state Standards. It has also been developed in accordance with the United Nations Globally Harmonized System of Classification of Chemicals (GHS) and the Canadian Workplace Hazardous Materials Information System (WHMIS). Refer to Section 16 of this document for the definition of terms and abbreviations. SECTION 1: IDENTIFICATION 1.1 PRODUCT IDENTIFIER • ITEM NUMBER(S): 911250, 911251 • PRODUCT NAME: Waxiemelt II Snow & Ice Melter o 911250: 50 LB BOX o 911251: 50 LB SACK 1.2 RELEVANT IDENTIFIED USES OF THE MIXTURE • RECOMMENDED USE: For cleanup of spilled materials. • IDENTIFIED USERS: For sale to, use and storage by service persons only. 1.3 DETAILS OF THE SUPPLIER OF THE SAFETY DATA SHEET • MANUFACTURER/ SUPPLIER: WAXIE Sanitary Supply • ADDRESS 9353 Waxie Way; San Diego, CA 92123-1036 • BUSINESS PHONE: 1-800-995-4466 • EMERGENCY PHONE: 1-800-255-3924 (CHEMTEL; 24 hours) 1.4 OTHER PERTINENT INFORMATION • Not applicable. SECTION 2: HAZARD IDENTIFICATION 2.1 CLASSIFICATION OF THE SUBSTANCE OR MIXTURE OSHA/HCS Status Classification of the Substance or Mixture Not classified as hazardous. 2.2 LABEL ELEMENTS Hazard Pictograms Not applicable. Signal Word Not applicable. Hazard Statements None specified. See section 4 and section 11 for details. Precautionary Statements Prevention None specified. See section 7 and section 8 for details. Response None specified. See section 4, section 5, and section 6 for details. Storage None specified. See section 7 for details. Disposal None specified. See section 13 for details. 2.3 OTHER PERTINENT HAZARDS NOT OTHERWISE CLASSIFIED • OTHER POTENTIAL HEALTH EFFECTS: Not applicable. WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 2 of 8 May 22, 2015 SECTION 3: COMPOSITION / INFORMATION ON INGREDIENTS 3.1 SUBSTANCES/MIXTURES COMPONENT CAS NUMBER GHS HAZARD CLASSIFICATION FOR COMPONENT % (w/w) Sodium Chloride 7647-14-5 Not classified. Proprietary1 Magnesium Chloride 7786-30-3 Not classified. Proprietary. Other components that do not contribute health or physical hazards at the concentrations present in the formulation. Balance SECTION 4: FIRST AID MEASURES 4.1 DESCRIPTION OF FIRST AID MEASURES AREA EXPOSED Eye Contact Flush with copious amounts of water. “Roll” eyes during flush. Check for and remove contact lenses. Seek medical attention if irritation persists. Skin Contact Flush area with warm, running water for several minutes. Seek medical attention if irritation persists. Inhalation Obtain fresh air. Blow nose. Ingestion If conscious only: Rinse mouth with water. Drink several cups of water. Do not induce vomiting. Contact a Poison Control Center or physician for instructions. 4.2 MOST IMPORTANT ACUTE AND CHRONIC EXPOSURE SYMPTOMS • ACUTE HEALTH EFFECTS: AREA EXPOSED Eye Contact May mild irritation of the eye if exposed to dusts. May cause tearing, or burning of the eyes, but only due to mechanical irritation. Skin Contact Skin contact can be mildly to sensitive tissue. Inhalation May cause mild respiratory tract irritation due to mechanical irritation. Ingestion May cause gastrointestinal system irritation; symptoms may include pain, sore throat, nausea and vomiting if large volumes are ingested. Ingestion of large volumes may alter electrolyte balance. • CHRONIC HEALTH EFFECTS: Not applicable. • TARGET ORGANS: Eyes. 4.3 INDICATION OF IMMEDIATE MEDICAL ATTENTION AND SPECIAL TREATMENT NEEDED • GENERAL INFORMATION: For all exposures: In case of accident, or if you feel unwell, seek medical advice immediately. Take this document and a copy of the label to the healthcare professional. • RECOMMENDATIONS TO PHYSICIANS: Treat symptomatically. IF SWALLOWED: If large volumes are ingested, monitor for electrolyte balace. • MEDICAL CONDITIONS AGGRAVATED BY OVEREXPOSURE: None reported. 1 The exact percentage of composition has been withheld as a trade secret. All relevant physical and health hazards have been declared, in accordance with regulatory requirements. WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 3 of 8 May 22, 2015 SECTION 5: FIREFIGHTING MEASURES 5.1 EXTINGUISHING MEDIA • RECOMMENDED FIRE EXTINGUISHING MEDIA: Water Spray, Water Jet, Dry Powder, Foam, Carbon Dioxide, Halon, or any other. • UNSUITABLE FIRE EXTINGUISHING MEDIA: None known. 5.2 SPECIAL HAZARDS ARISING FROM THE SUBSTANCE OR MIXTURE • NFPA FLAMMABILITY CLASSIFICATION: NFPA Rating NFPA Classification Not flammable. • UNUSUAL HAZARDS IN FIRE SITUATIONS: Decomposition Products Carbon dioxide, carbon monoxide, sodium and magnesium compounds, chlorides, and irritating vapors. Explosion Sensitivity to Mechanical Impact Not applicable. Explosion Sensitivity to Static Discharge Not applicable. 5.3 ADVICE FOR FIREFIGHTERS • Self-Contained Breathing Apparatus and full protective equipment for fire response should be worn in any situation. Move containers from fire area if it can be done without risk to personnel. Otherwise, use water spray to keep fire-exposed containers cool. Any equipment that comes in contact with the powder can be rinsed thoroughly with water and then returned to service. SECTION 6: ACCIDENTAL RELEASE MEASURES 6.1 PERSONAL PRECAUTIONS, PROTECTIVE EQUIPMENT, AND EMERGENCY PROCEDURES • RESPONSE TO INCIDENTAL RELEASES: Personnel who have received basic chemical safety training can generally handle small-scale releases. Gloves and safety glasses should be worn when cleaning-up spills, to avoid prolonged contact and protection from dusts/particulates. • RESPONSE TO NON-INCIDENTAL RELEASES: Generally, releases of this product will be no larger than the loss of one shipment of material, and the material is in packaged form. Subsequently, personnel can follow the instructions for incidental releases. As needed, respond to non-incidental releases of this product (such as the simultaneous destruction of several pallets of this product) by clearing the impacted area and contacting appropriate emergency personnel. • RESPONSE PROCEDURES FOR ANY RELEASE: Sweep up spilled material carefully; spray with a light water mist to suppress dust generation, if necessary. Remove remaining residue with damp polypads or other suitable absorbent materials. Rinse area thoroughly. All items that come in contact with the product can be returned to service after cleaning. 6.2 ENVIRONMENTAL PRECAUTIONS • Avoid response actions that can cause a release of a significant amount of product into the environment. Avoid accidental dispersal of spilled material into soil, waterways and sewers. 6.3 METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP • SPILL RESPONSE EQUIPMENT: Broom/dustpan; polypad or other absorbent material. 6.4 REFERENCES TO OTHER SECTIONS • SECTION 8: For exposure levels and detailed personal protective equipment recommendations. • SECTION 13: For waste handling guidelines. WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 4 of 8 May 22, 2015 SECTION 7: HANDLING AND STORAGE 7.1 PRECAUTIONS FOR SAFE HANDLING Hygiene Practices Keep out of reach of children. Follow good chemical hygiene practices. Avoid inhalation of dusts/particulates. Avoid contact with eyes and skin. Clean up spilled product immediately. Handling Practices Employees must be appropriately trained to use this product safely as needed. Keep containers closed when not in use. 7.2 CONDITIONS FOR SAFE STORAGE, INCLUDING ANY INCOMPATIBILITIES Storage Practices Ensure all containers are correctly labeled. Store containers away from direct sunlight or sources of intense heat. Store this product away from incompatible chemicals. Inspect all incoming containers before storage, to ensure containers are properly labeled and not damaged. Empty containers should be handled with care, as product residue may remain. Incompatibilities See Section 10 (Stability and Reactivity). SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION 8.1.1 CONTROL PARAMETERS • AIRBORNE EXPOSURE LIMITS: Airborne exposures are not anticipated when the product is used in pre-packaged form. The following limits are recommended if exposure to dusts/powder is possible. COMPONENT ACGIH TLV OSHA PEL NIOSH REL OTHER Particulates (Not Otherwise Specified) NE 15 mg/m3 (TWA; Total Dust) 5 mg/m3 (TWA, Respirable Fraction) NE NE • BIOLOGICAL OCCUPATIONAL EXPOSURE LIMITS: Not established. 8.2 EXPOSURE CONTROLS Engineering Controls Use in well-ventilated environment. Respiratory Protection None needed in normal circumstances of use. Hand Protection Neoprene, PVC, or butyl gloves are recommended if prolonged contact with powder is anticipated. Eye Protection Safety glasses. Body Protection Not applicable. 8.3 PERSONAL PROTECTION SYMBOLS Hand Protection (If prolonged contact with powder is anticipated.) Eye Protection SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES 9.1 INFORMATION ON BASIC PHYSICAL AND CHEMICAL PROPERTIES Appearance Green crystalline powder. Odor Odorless. Odor Threshold Not applicable. pH Not applicable. Melting Point/Freezing Point Not applicable. Initial Boiling Point/Boiling Range Not applicable. Flash Point Not applicable. Evaporation Rate (Water = 1) Not applicable. Flammability Not applicable. Upper/Lower Explosive Limits Not applicable. WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 5 of 8 May 22, 2015 SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES (Continued) Vapor Pressure Not applicable. Vapor Density Not applicable.. Density 60 lb/ft3 Solubility Soluble. Partition Coefficient/n- octanol/water Not applicable. Autoignition Temperature Not applicable. Decomposition Temperature Not determined. Viscosity Not applicable. 9.2 OTHER INFORMATION • VOC (less water & exempt): Not applicable. • WEIGHT% VOC: Not applicable. SECTION 10: STABILITY AND REACTIVITY 10.1 REACTIVITY • Not reactive under typical conditions of use or handling. 10.2 CHEMICAL STABILITY • Normally stable under standard temperatures and pressures. 10.3 POSSIBILITY OF HAZARDOUS REACTIONS • This product is not self-reactive, water-reactive, or air-reactive. • This product will not undergo hazardous polymerization. 10.4 CONDITIONS TO AVOID • Avoid contact with incompatible chemicals. 10.5 INCOMPATIBLE MATERIALS • Strong oxidizing agents and strong acids. 10.6 HAZARDOUS DECOMPOSITION PRODUCTS • Products of thermal decomposition of this product include carbon dioxide, carbon monoxide, sodium and magnesium compounds, and chlorides. SECTION 11: TOXICOLOGICAL INFORMATION 11.1 INFORMATION ON TOXICOLOGICAL EFFECTS • ACUTE TOXICITY: o TOXICOLOGY DATA: The following data are available for components of this product: SODIUM CHLORIDE LD50 (Oral, Rat) = 3,550 mg/kg LC50 (Inhalation, Rat) = 1 hour > 42,000 mg/m3 LD50 (Dermal, Rabbit) - > 10,000 mg/kg MAGNESIUM CHLORIDE LD50 (Oral, Rat) = 3000 mg/kg LD50 (Dermal, Rabbit) = 10,000 mg/kg o DEGREE OF IRRITATION: Causes mechanical eye irritation. See Section 4 (First Aid Measures) for more details. Specific data for components are as follows: o SENSITIZATION: No components of this product are known to cause skin or respiratory sensitization. WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 6 of 8 May 22, 2015 SECTION 11: TOXICOLOGICAL INFORMATION (Continue) o REVIEW OF ACUTE SYMPTOMS AND EFFECTS BY ROUTE OF EXPOSURE: See Section 2 (Hazards Information) and Section 4 (First Aid Measures) for additional details. Eyes May mild irritation of the eye if exposed to dusts. May cause tearing, or burning of the eyes, but only due to mechanical irritation. Skin Skin contact can be mildly to sensitive tissue. Inhalation May cause mild respiratory tract irritation due to mechanical irritation. Ingestion May cause gastrointestinal system irritation; symptoms may include pain, sore throat, nausea and vomiting if large volumes are ingested. Ingestion of large volumes may alter electrolyte balance. • CHRONIC TOXICITY: o CARCINOGENICITY STATUS: Not applicable. o REPRODUCTIVE TOXICITY INFORMATION: The components of this product are not reported to cause reproductive effects under typical circumstances of exposure. o MUTAGENIC EFFECTS: The components of this product are not reported to cause mutagenic effects under typical circumstances of exposure. o SPECIFIC TARGET ORGAN TOXICITY – SINGLE EXPOSURE: Not applicable. o SPECIFIC TARGET ORGAN TOXICITY – REPEATED EXPOSURE: Not applicable. o ASPIRATION HAZARD: Not applicable. • OTHER INFORMATION: o TOXICOLOGICALLY SYNERGISTIC PRODUCTS: None known. o ADDITIONAL TOXICOLOGY: Not applicable. SECTION 12: ECOLOGICAL INFORMATION 12.1 TOXICITY • Based on available data, this product may be harmful to contaminated terrestrial or aquatic plants or animals, especially if large volumes are released into the environment. The following data are available for components of this product: SODIUM CHLORIDE LC50 (Lepomis macrochirus) - 5,840 mg/L - 96 hours NOEC - Daphnia - 1,500 mg/L- 7 days LC50 (Daphnia magna) - 1,661 mg/L - 48 hours MAGNESIUM CHLORIDE LC50 (Pimephales promelas) - 2,119.3 mg/L - 96 hours LC50 ( Daphnia magna) - 548.4 mg/L - 48 hours EC50 (Desmodesmus subspicatus/Scenedesmus subspicatus) - > 100 mg/L - 72 hours EC50 - Sludge Treatment - > 900 mg/l - 3 hours 12.2 PERSISTENCE AND DEGRADABILITY • When released into the soil, the other components of this product are expected to biodegrade, dissipate in soils via oxidation, or otherwise chemically degrade or photo-decompose via solar radiation. 12.3 BIOACCUMULATIVE POTENTIAL • This product is not anticipated to bioaccumulate significantly. 12.4 MOBILITY IN SOIL • It is expected that this product will have some mobility in soil. 12.5 OTHER ADVERSE EFFECTS • None reported. WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 7 of 8 May 22, 2015 SECTION 13: DISPOSAL CONSIDERATION 13.1 WASTE TREATMENT METHODS • Dispose of in accordance with local, State and Federal regulations. 13.2 DISPOSAL CONSIDERATIONS • EPA RCRA WASTE CODE: Not applicable. SECTION 14: TRANSPORT INFORMATION 14.1 DANGEROUS GOODS BASIC DESCRIPTION AND OTHER TRANSPORT INFORMATION • DEPARTMENT OF TRANSPORTATION HAZARDOUS MATERIALS SHIPPING REGULATIONS: UN/NA Number Proper Shipping Name Packing Group Hazard Class Label North American Emergency Response Guide # Marine Pollutant Status NOT APPLICABLE • IATA DESIGNATION: This product is not regulated as dangerous goods by the International Air Transport Association. • IMO DESIGNATION: This product is not regulated as dangerous goods by the International Maritime Organization. 14.2 ENVIRONMENTAL HAZARDS • None described, as related to transportation. 14.3 SPECIAL PRECAUTIONS FOR USERS • Not applicable. 14.4 TRANSPORT IN BULK • Not applicable. SECTION 15: REGULATORY INFORMATION 15.1 SAFETY, HEALTH, AND ENVIRONMENTAL REGULATIONS SPECIFIC FOR THE PRODUCT • OTHER IMPORTANT U.S. REGULATIONS o U.S. SARA HAZARD CATEGORIES (SECTION 311/312, 40 CFR 370-21): ACUTE: No; CHRONIC: No; FIRE: No; REACTIVE: No; SUDDEN RELEASE: No o U.S. CERCLA REPORTABLE QUANTITY (RQ): Not applicable. o U.S. TSCA INVENTORY STATUS: All components of this product are listed on the TSCA Inventory. o CALIFORNIA SAFE DRINKING WATER ACT (PROPOSITION 65) STATUS: Not applicable. • INTERNATIONAL REGULATIONS o CANADIAN REGULATORY STATUS: The product is not classified as hazardous under Canadian Controlled Products regulations (SOR-88-66). This SDS contains all the information required by the CPR. o CANADIAN DSL/NDSL INVENTORY STATUS: The listed components of this product are on the DSL/NDSL Inventory. o CANADIAN ENVIRONMENTAL PROTECTION ACT (CEPA) PRIORITIES SUBSTANCES LISTS: The components of this product are not on the CEPA Priorities Substances Lists. o GERMAN WATER HAZARD CLASSIFICATION: 1 (low hazard to waters). SECTION 16: OTHER INFORMATION 16.1 INDICATION OF CHANGE • DATE OF REVISION: May 22, 2015 • SUPERCEDES: April 10, 2014 • CHANGE INDICATED: Update of OSHA Hazard Communication Standard (29 CFR 1910.1200). WAXIEMELT II Snow & Ice Melter WAXIE Sanitary Supply SAFETY DATA SHEET Page 8 of 8 May 22, 2015 SECTION 16: OTHER INFORMATION (Continued) 16.2 KEY LITERATURE REFERENCES AND SOURCES FOR DATA • Federal OSHA Hazard Communication Standard: 29 CFR 1910.1200. • SAX – Dangerous Properties of Industrial Materials • RTECS – Registry of Effects of Toxic Chemicals • TOXNET – http://toxnet.nlm.nih.gov/ 16.3 HAZARDOUS MATERIALS CLASSIFICATION SYSTEM Product as SOLD Health 1 HMIS Personal Protective Equipment Rating: Occupational Use situations: A - Safety glasses; B – Add gloves (If prolonged contact with product is anticipated). Flammability 0 Physical Hazard 0 Protective Equipment A/B 16.4 DISCLAIMER WAXIE Sanitary Supply makes no warranty, representation or guarantee as to the accuracy, sufficiency or completeness of the material set forth herein. It is the user’s responsibility to determine the safety, toxicity and suitability of their own use, handling and disposal of this product. Since actual use by others is beyond our control, no warranty, expressed or implied, is made by WAXIE Sanitary Supply as to the effects of such use, the results to be obtained or the safety and toxicity of this product, nor does WAXIE Sanitary Supply assume any liability arising out of the use by others of this product referred to herein. The data in this SDS relates only to the specific material designated herein and does not relate to use in combination with any other material or in any process. WAXIE Sanitary Supply does not recommend blending this product with any other chemicals. All information, recommendations and data contained herein concerning this product are based upon information available at the time of writing from recognized technical sources. 16.5 ABBREVIATIONS AND ACRONYMS ALL SECTIONS: OSHA: U.S. Federal Occupational Safety and Health Administration. WHMIS: Canadian Workplace Hazardous Materials Standard. GHS: Globally Harmonized System of Classification of Chemical Substances. REACH: European Union regulation, Registration, Evaluation, Authorization and Restriction of Chemical substances. SECTION 2: CAS Number: Chemical Abstract Service Number, which is used by the American chemical Society to uniquely identify a chemical. SECTION 5: NFPA: National Fire Protection Association. NFPA FLAMMABILITY CLASSIFICATION: The NFPA uses the flash point (Fl.P.) and boiling point (BP) to classify flammable or combustible liquids. Class IA: Fl.P. below 73°F and BP below 100°F. Class IB: Fl.P. below 73°F and BP at or above 100°F. Class IC: :Fl.P. at or above 73°F and BP at or above 100°F. Class II: : Fl.P. at or above 100°F and below 140°F. Class IIIA: Fl.P. at or above 140°F and below 200°F. Class IIIB: Fl.P. at or above 200°F. NFPA HAZARDOUS MATERIALS RATING: This is a rating system used to summarize physical and health hazards to firefighters. 0 = No Significant Hazard. 1 = Slight Hazard. 2 = Moderate Hazard. 3 = Severe Hazard. 4 = Extreme Hazard. SECTION 8: NE: Not established. ACGIH: American Conference of Government Industrial Hygienists; TWA: Time-Weighted Average (over an 8- hour work day); STEL: Short-Term Exposure Limit (15 minute average, no more than 4-times daily and each exposure separated by one-hour minimally); C: Ceiling Limit (concentration not to be exceeded in a work environment). PEL: Permissible Exposure Limit. NIOSH: National Institute of Occupational Safety and Health; REL: Recommended Exposure Limit; IDLH: Immediately Dangerous to Life and Health Concentrations. Note: In July 1992, a court ruling vacated the more protective PELs set by OSHA in 1989. Because OSHA may enforce the more protective levels under the “general duty clause”, both the current and vacated levels are presented in this document. ppm: Parts per Million. mg/m3: Milligrams per cubic meter. mppcf: Millions of Particles per Cubic Foot. BEI: Biological Exposure Limit. EL: Exposure Limit ( United Kingdom). Federal Republic of Germany (DFG) Maximum Concentration Values in the Workplace (MAKs) SECTION 9: pH: Scale (0 to 14) used to rate the acidity or alkalinity of aqueous solutions. For example, a pH value of 0 indicates a strongly acidic solution, pH of 7 indicates a neutral solution, and a pH value of 14 indicates an extremely basic solution. FLASH POINT: Temperature at which a liquid generates enough flammable vapors so that ignition may occur. AUTOIGNITION TEMPERATURE: Temperature at which spontaneous ignition occurs. SECTION 9 (Continued): LOWER EXPLOSIVE LIMIT (LEL): The minimal concentration of flammable vapors in air which will sustain ignition. UPPER EXPLOSIVE LIMIT (UEL): The maximum concentration of flammable vapors in air which will sustain ignition.: Approximately symbol. VOC: Volatile Organic Compound. SECTION 11: CARCINOGENICITY STATUS: NTP: National Toxicology Program. IARC: International Agency for Research on Cancer. REPRODUCTIVE TOXICITY INFORMATION: Mutagen: Substance capable of causing chromosomal damage to cells. Embryotoxin: Substance capable of damaging the developing embryo in an overexposed female. Teratogen: Substance capable of damaging the developing fetus in an overexposed female. Reproductive toxin: Substance capable of adversely affecting male or female reproductive organs or functions. TOXICOLOGY DATA: LDxxor LCxx: The Lethal Dose or Lethal Concentration of a substance which will be fatal to a given percentage (xx) of exposed test animals by the designate route of administration. This value is used to access the toxicity of chemical substances to humans. TDxxor TCxx: The Toxic Dose or Toxic Concentration of a substance which will cause an adverse effect to a given percentage (xx) of exposed test animals by the designate route of administration. SECTION 12: EC50: Effect Concentration (on 50% of study group); BOD: Biological Oxygen Demand. SECTION 13: RCRA: Resource Conservation and Recovery Act. The regulations promulgated under this act under Act are found in 40 CFR, Sections 260 ff, and define the requirements of hazardous waste generation, transport, treatment, storage, and disposal. EPA RCRA Waste Codes: Defined in 40 CFR Section 261. SECTION 15: CERCLA: Comprehensive Environmental Response Compensation and Liability Act (a.k.a. “Superfund”) and SARA: (Superfund Amendment and Reauthorization Act). The regulations promulgated under this Act are located under 40 CFR 300 ff. and provide “community right-to-know” requirements. TSCA: Toxic Substances Control Act: Rules regulating the manufacture and sale of chemicals found in 40 CFR 700-766. DSL/NDSL: Canadian Domestic Substances and Non-Domestic Substances Lists. SECTION 16: HAZARDOUS MATERIALS IDENTIFICATION SYSTEM RATING: This is a rating system used by industry to summarize physical and health hazards to chemical users and was originally developed by the National Paint and Coating Association. 0 = No Significant Hazard. 1 = Slight Hazard. 2 = Moderate Hazard. 3 = Severe Hazard. 4 = Extreme Hazard.