MATERIAL SAFETY DATA SHEET
BUFFER-TEN Page 1 of 4 Issue Date: 05/07
SECTION 1. PRODUCT AND COMPANY IDENTIFICATION
Chemical Product
BUFFER-TEN
CA Reg. No. 17545-50016
Common Name: Liquid acidulator/buffer.
Chemical Description: Liquid mixture of phosphoric acid and surfactants.
TSCA/CAS No.: This product is a mixture 鈥? there is no specific CAS number.
Manufactured For
Monterey AgResources
P. O. Box 35000
Fresno, CA 93745
Emergency Phone Numbers
Emergency Telephone: DAYS: (559) 499-2100 EVES: (559) 994-9144
CHEMTREC (24-Hour Emergency Number): (800) 424-9300
EPA National Response Center: (800) 424-8802
SECTION 2. HAZARDOUS INGREDIENTS
CHEMICAL CAS NO. % TLV OR PEL RQ (lbs)
1 mg/m3 (ACGIH TWA)
Phosphoric acid 7664-38-2 10.0 5,000
5 mg/m3 (ACGIH STEL)
1 mg/m3 (OSHA PEL)
SECTION 3. EMERGENCY/HAZARDS OVERVIEW
Dark, blue liquid with slight non-distinct odor. Avoid mixing with strong acids, bases or oxidizers. Contain
any liquid runoff. D.O.T. corrosive liquid.
HEALTH: 2 REACTIVITY: 0 FLAMMABILITY: 0 ENVIRONMENT: 0
(0=Insignificant 1=Slight 2=Moderate 3=High 4=Extreme)
SECTION 4. FIRST AID
Eyes: Hold eyes open and rinse slowly and gently with water for 15-20 minutes. Remove contact
lenses, if present, after the first 5 minutes, then continue rinsing eyes. Call a Poison Control
Center or doctor for treatment advice.
Skin: Take off contaminated clothing. Rinse skin immediately with plenty of water for 15-20
minutes. Call a Poison Control Center or doctor for treatment advice.
Ingestion: If conscious and alert, give 2 glasses of water to drink for dilution. Contact physician or Poison
Control Center. Never give anything by mouth to an unconscious person.
Inhalation: Move to fresh air. If breathing becomes difficult, call a physician.
Have the product container or label with you when calling a poison control center or doctor,
or going for treatment.
BUFFER-TEN Page 2 of 4 Issue Date: 05/07
SECTION 5. FIRE AND EXPLOSION HAZARDS
Flash Point: >200掳F
Test Method: Tag Closed Cup.
LEL Flammable Limits: Not pertinent.
UEL Flammable Limits: Not pertinent.
Autoignition Temperature: Not pertinent.
Flammability Classification: Noncombustible.
Known Hazardous Products of Combustion: None.
Properties that Initiate/Contribute to Intensity of Fire: None.
Potential For Dust Explosion: None.
Reactions that Release Flammable Gases or Vapors: Not known.
Potential For Release of Flammable Vapors: None.
Unusual Fire & Explosion Hazards: None.
Extinguishing Media: Dry powder or CO2.
Special Firefighting Procedures: Wear positive pressure, self-contained breathing
apparatus and goggles. Avoid smoke
inhalation. Contain any liquid runoff.
SECTION 6. SPILLS AND LEAKS
Containment: Prevent product spillage from entering drinking water supplies or streams.
Clean Up: Collect liquid or absorb onto absorbent material and package for disposal.
Evacuation: Not necessary.
SECTION 7. STORAGE AND HANDLING
Storage: Store in plastic or stainless steel container in a cool, well-ventilated, dry place at
temperatures above 40oF. Do not store in contact with alkaline materials. Do not
store near food or feeds. Do not stack pallets more than two (2) high.
Transfer Equipment: Transfer product using chemical-resistant plastic or stainless steel tanks, pumps,
valves, etc.
Work/Hygienic Practices: Keep out of reach of children. Avoid contact with eyes, skin and clothing. Avoid
inhalation of spray mists. Wash thoroughly with water after handling.
SECTION 8. PERSONAL PROTECTIVE EQUIPMENT
Eyes: Chemical dust/splash goggles or full-face shield to prevent eye contact. As a general rule, do
not wear contact lenses when handling.
Skin: Coveralls worn over long sleeved shirt and long pants, socks and chemical resistant footwear,
apron and gloves made of any waterproof material.
Respiratory: Not normally needed. Atmospheric levels should be maintained below the exposure guidelines
(see Section 2). If use generates an aerosol mist or respiratory irritation, use NIOSH-approved
dust/mist respirator (such as 3M #8710).
Ventilation: Provide general and/or local exhaust ventilation to control airborne levels below the exposure
guidelines.
BUFFER-TEN Page 3 of 4 Issue Date: 05/07
SECTION 9. PHYSICAL AND CHEMICAL DATA
Appearance: Dark, blue liquid.
Odor: Slight non-distinct odor.
pH: 1.0 鈥? 2.0
Vapor Pressure: 0.25 psi
Vapor Density (Air=1): >1.0
210oC (410oF)
Boiling Point:
Freezing Point: Not available.
Water Solubility: Miscible.
Density: 8.8 鈥? 9.0 lbs./gal.
Evaporation Rate: Not available.
Viscosity: Not available.
% Volatile: Not available.
Octanol/Water Partition Coefficient: Not available.
Saturated Vapor Concentration: Not available.
SECTION 10. STABILITY AND REACTIVITY
Stability: Stable.
Conditions To Avoid: Exposure to flames or high heat.
Incompatibility: Contact with alkaline materials.
Hazardous Decomposition Products: None.
Hazardous Polymerization: Will not occur.
SECTION 11. POTENTIAL HEALTH EFFECTS
Acute Effects:
Eyes: Corrosive. May cause redness, burning, and corneal injury.
Skin: Mild irritant. May cause redness, drying and cracking. The dermal LD50 for rats is
>2,000 mg/kg.
Ingestion: No to low toxicity if swallowed. The oral LD50 for rats is >5,000 mg/kg.
Inhalation: Vapors may irritate respiratory system.
Subchronic Effects: None known.
Chronic Effects: None known.
SECTION 12. ECOLOGICAL INFORMATION
Algal/Lemna Growth Inhibition: Not known.
Toxicity to Fish and Invertebrates: Not known.
Toxicity to Plants: Not known.
Toxicity in Birds: Not known.
BUFFER-TEN Page 4 of 4 Issue Date: 05/07
SECTION 13. DISPOSAL
Do not contaminate lakes, streams, ponds, estuaries, oceans or other waters by discharge of waste effluents or
equipment washwaters. Dispose of waste effluents according to state and local regulations. Also, chemical
additions or other alterations of this product may invalidate any disposal information in this MSDS.
Therefore, consult local waste regulators for proper disposal. Do not discharge.
SECTION 14. TRANSPORTATION
D.O.T. Shipping Description: Corrosive Liquid, N.O.S. (Phosphoric Acid), 8, UN 1760,
PG III. ERG #154.
Other Shipping Information: Adhesives, Adjuvants, Spreaders or Stickers, Liquid.
NMFC Item 4612, LTL Class 60
SECTION 15. REGULATORY INFORMATION
CERCLA: Phosphoric acid is listed as a priority pollutant under the Clean Water Act and, as such, falls under
the CERCLA spill reporting requirements of 40 CFR 302.
SARA TITLE III, Section 313 Toxic Chemicals: Phosphoric acid (10.0%).
PROPOSITION 65: None.
SECTION 16. OTHER
While the information contained herein is based on data considered accurate and was compiled to comply
with the Federal Hazard Communication Standard and the California Hazardous Substances Information and
Training Act, it is provided for guidance only. Monterey AgResources does not guarantee its accuracy or
completeness. Health and safety precautions in this data sheet may not be adequate for all individuals and/or
situations. It is the user鈥檚 obligation to evaluate and use this product safely and to comply with all applicable
laws and regulations; in so doing, user assumes all risk in use of the material. The information contained
herein is not to be taken as a warranty or representation for which Monterey AgResources assumes legal
responsibility.
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