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    Disodium Phosphate(DSP)

    Material Safety Data Sheet

    Date Prepared:        15 March 1998
    Revised:                   13 August 2013

    Item Description


    Section 1-Production information
    Chemical Name: Disodium Phosphate Anhydrous
    Chemical Formula: Na2HPO4

    Section 2 - Compositon/Information on Ingredients
    Disodium Phosphate Anhydrous  

    Ingredient Name: Disodium Phosphate Anhydrous
    Ingredient CAS Number: 7558-79-4

    Section 3 - Hazards Identification, Including Emergency Overview
    Disodium Phosphate Anhydrous

    Eye: May cause eye irritation.
    Skin: May cause skin irritation.
    Ingestion: May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
    Inhalation: May cause respiratory tract irritation.
    Chronic: No information found.

    Section 4 - First Aid Measures
    Disodium Phosphate Anhydrous

    Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid.
    Skin: Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
    Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
    Inhalation: Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
    Notes to Physician: Treat symptomatically and supportively.
    Antidote: None reported. 

    Section 5 - Fire Fighting Measures
    Disodium Phosphate Anhydrous

    General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
    Extinguishing Media: For small fires, use dry chemical, carbon dioxide, water spray or alcohol-resistant foam.
    Autoignition Temperature: Not applicable.
    Flash Point: Not applicable.
    NFPA Rating: Not published. Explosion Limits, Lower: Not available. Upper: Not available.

    Section 6 - Accidental Release Measures
    Disodium Phosphate Anhydrous

    General Information: Use proper personal protective equipment as indicated in Section 8.
    Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.

    Section 7 - Handling and Storage
    Disodium Phosphate Anhydrous

    Handling: Use with adequate ventilation. Avoid prolonged or repeated contact with skin. Avoid contact with eyes. Avoid ingestion and inhalation.
    Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. 

    Section 8 - Exposure Controls & Personal Protection
    Disodium Phosphate Anhydrous

    Engineering Controls: Use adequate ventilation to keep airborne concentrations low.
    Exposure Limits

    Chemical Name



    OSHA - Final PELs


    none listed

    none listed

    none listed

    OSHA Vacated PELs: DISODIUM ORTHOPHOSPHATE HEPTAHYDRATE: No OSHA Vacated PELs are listed for this chemical.
    Personal Protective Equipment
    Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
    Skin: Wear appropriate protective gloves and clothing to prevent skin exposure.
    Clothing: Wear appropriate protective clothing to prevent skin exposure.
    Respirators: Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary. 

    Section 9 - Physical & Chemical Properties
    Disodium Phosphate Anhydrous

    Physical State: Solid
    Appearance: white
    Odor: None reported
    pH: Not available.
    Vapor Pressure: Not available.
    Vapor Density: Not available.
    Evaporation Rate:
    Viscosity: Not available.
    Boiling Point: Not applicable.
    Freezing/Melting Point:48.00 deg C
    Decomposition Temperature:Not available.
    Solubility: 154 g/l (20 C)
    Specific Gravity/Density:1.6790
    Molecular Formula:HNa2O4P.7H2O
    Molecular Weight:

    Section 10 - Stability & Reactivity Data
    Disodium Phosphate Anhydrous

    Chemical Stability: Stable. Stable under normal temperatures and pressures.
    Conditions to Avoid: Acids, metals.
    Incompatibilities with Other Materials: Strong acids.
    Hazardous Decomposition Products: Oxides of phosphorus, sodium oxide.
    Hazardous Polymerization: Has not been reported. 

    Section 11 - Toxicological Information
    Disodium Phosphate Anhydrous

    CAS# 7782-85-6: WC4600000
    CAS# 7782-85-6:
    Oral, rat: LD50 = 12930 mg/kg;  
    CAS# 7782-85-6: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.
    Epidemiology: No data available.
    Teratogenicity: No data available.
    Reproductive Effects: No data available.
    Neurotoxicity: No data available.
    Mutagenicity: No data available.
    Other Studies: No data available.

    Section 12 - Ecological Information
    Disodium Phosphate Anhydrous

    Ecotoxicity: No information found.
    Environmental Fate: No information reported.
    Physical/Chemical: No information found.
    Other: No information found.

    Section 13 - Disposal Considerations
    Disodium Phosphate Anhydrous

    Dispose of in a manner consistent with federal, state, and local regulations.
    RCRA D-Series Maximum Concentration ofContaminants: None listed.
    RCRA D-Series Chronic Toxicity ReferenceLevels: None listed.
    RCRA F-Series: None listed.
    RCRA P-Series: None listed.
    RCRA U-Series: None listed.

    Section 14 - MSDS Transport Information
    Disodium Phosphate Anhydrous 

    US DOTIATARID/ADRIMOCanada TDGShipping Name:No information available.No information available.No information available.No information available.SODIUM PHOSPHATE,DIBASICHazard Class:9.2UN Number:UN9147Packing Group:IIIAdditional Info:REGULATED LIMIT 230 KG

    Section 15 - Regulatory Information
    Disodium Phosphate Anhydrous


    CAS# 7782-85-6 is not listed on the TSCA inventory. It is for research and development use only.
    Health & Safety Reporting List
    None of the chemicals are on the Health & Safety Reporting List.
    Chemical Test Rules
    None of the chemicals in this product are under a Chemical Test Rule.
    Section 12b
    None of the chemicals are listed under TSCA Section 12b.
    TSCA Significant New Use Rule
    None of the chemicals in this material have a SNUR under TSCA.

    Section 302 (RQ)
    None of the chemicals in this material have an RQ.
    Section 302 (TPQ)
    None of the chemicals in this product have a TPQ.
    Section 313
    No chemicals are reportable under Section 313.
    Clean Air Act:
    This material does not contain any hazardous air pollutants. This material does not contain any Class 1 Ozone depletors. This material does not contain any Class 2 Ozone depletors.
    Clean Water Act:
    None of the chemicals in this product are listed as Hazardous Substances under the CWA. None of the chemicals in this product are listed as Priority Pollutants under the CWA. None of the chemicals in this product are listed as Toxic Pollutants under the CWA.
    None of the chemicals in this product are considered highly hazardous by OSHA.
    CAS# 7782-85-6 is not present on state lists from CA, PA, MN, MA, FL, or NJ.
    California No Significant Risk Level: None of the chemicals in this product are listed. European/International Regulations
    European Labeling in Accordance with EC Directives
    Hazard Symbols:
    Not available.
    Risk Phrases:

    Safety Phrases:
    S 24/25 Avoid contact with skin and eyes. S 7 Keep container tightly closed.
    WGK (Water Danger/Protection)
    CAS# 7782-85-6: No information available.

    None of the chemicals in this product are listed on the DSL/NDSL list. This product has a WHMIS classification of D2B.
    CAS# 7782-85-6 is not listed on Canada's Ingredient Disclosure List.
    Exposure Limits

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