o-Phosphoric Acid Solution Safety Data Sheet (SDS)
SDS #: 600.1
Revision Date: March 25, 2014
o-Phosphoric Acid Solution
Flinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261 Chemtrec Emergency Phone Number: (800) 424-10123
Signal Word
DANGER
Hazard class: Skin corrosion or irritation (Category 1). Causes severe skin burns and eye damage (H314).
Industrial exposure to phosphoric acid vapors and mists is listed as a known human carcinogen by IARC (IARC-1).
Component Name |
CAS Number |
Formula |
Formula Weight |
Concentration |
o-Phosphoric acid Water
Synonyms: Orthophosphoric acid solution
|
7664-38-2 7732-18-5 |
H3PO4 H2O |
98.00 18.00 |
<1%> >99%1%> |
Call a POISON CENTER or physician if you feel unwell. If inhaled: Remove victim to fresh air in a position comfortable for breathing (P304+P340). If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do so. Continue rinsing (P305+P351+P338). If on skin: Immediately remove all contaminated clothing. Rinse skin with water (P303+P361+P353). Wash contaminated clothing before reuse (P363). If swallowed: Rinse mouth. Do NOT induce vomiting (P301+P330+P331).
Nonflammable, noncombustible solution. In case of fire: Use a tri-class dry chemical fire extinguisher.
NFPA Code
None established
Remove all ignition sources and ventilate area. Contain spill with sand or other inert absorbent material, neutralize with sodium bicarbonate or calcium hydroxide and deposit in sealed bag or container. See Sections 8 and 13 for further information.
Flinn Suggested Chemical Storage Pattern: Inorganic #9. Store with acids, except nitric acid.
Wear protective gloves, protective clothing, and eye protection (P280). Wash hands thoroughly after handling (P264). Exposure guidelines: (as phosphoric acid) PEL/TLV 1 mg/m3(OSHA/ACGIH)
Colorless liquid. Odorless.
Shelf life: Good, if stored properly.
Acute effects: Harmful liquid, irritant Chronic effects: N.A. Target organs: N.A.
ORL-RAT LD50: 1530 mg/kg as o-Phosphoric acid IHL-RAT LC50: N.A. SKN-RBT LD50: 2740 mg/kg as o-Phosphoric acid
Harmful to aquatic life at low concentrations. Toxicity is primarily associated with pH.
TLm (24-hour): 138 ppm (mosquito fish)
Please review all federal, state and local regulations that may apply before proceeding. Flinn Suggested Disposal Method #26b is one option.
Shipping name: Phosphoric Acid. Hazard class: 8, Corrosive. UN number: UN1805.
This Safety Data Sheet (SDS) is for guidance and is based upon information and tests believed to be reliable. Flinn Scientific, Inc. makes no guarantee of the accuracy or
completeness of the data and shall not be liable for any damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The
data should not be confused with local, state, federal or insurance mandates, regulations, or requirements and CONSTITUTE NO WARRANTY. Any use of this data and
information must be determined by the science instructor to be in accordance with applicable local, state or federal laws and regulations. The conditions or methods of
handling, storage, use and disposal of the product(s) described are beyond the control of Flinn Scientific, Inc. and may be beyond our knowledge. FOR THIS AND OTHER
REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY DISCLAIM LIABILITY FOR LOSS, DAMAGE OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Consult your copy of the Flinn Science Catalog/Reference Manual for additional information about laboratory chemicals.
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