452289

Phosphoric acid

≥85 wt. % in H₂O, ≥99.999% trace metals basis

• Synonym(s): Orthophosphoric acid
• Linear Formula: H₃PO₄
• CAS Number: 7664-38-2
• Molecular Weight: 98.00
• Beilstein: 1921286
• EC Number: 231-633-2
• MDL number: MFCD00011340
• UNSPSC Code: 26111700
• PubChem Substance ID: 24868686
• NACRES: NA.23

Properties

• vapor density: 3.4 (vs air)
• Quality Level: 100
• vapor pressure: 2.2 mmHg ( 20 °C); 5 mmHg ( 25 °C)
• Assay: ≥99.999% trace metals basis
• form: liquid
• greener alternative product characteristics: Design for Energy Efficiency; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• concentration: ≥85 wt. % in H₂O
• bp: 158 °C (lit.)
• mp: ~40 °C (lit.)
• density: 1.685 g/mL at 25 °C (lit.)
• application(s): battery manufacturing
• greener alternative category: , Enabling
• SMILES string: OP(O)(O)=O
• InChI: 1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
• InChI key: NBIIXXVUZAFLBC-UHFFFAOYSA-N
• Gene Information: human ... SRC(6714)

Description

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

Application

Phosphoric acid can be used for a variety of applications, such as:

• a medium for corrosion inhibition on mild steel[1]
• an activating agent in the preparation of activated carbon[2]
• enhancement of electrochemical performance of the substrates for energy devices[3]
• in the development of polymeric membranes for proton exchange membrane (PEM) based fuel cells[4][5][6]

Packaging

Packaged in poly bottles

Other Notes

Concentrated phosphoric acid is approx. 85% H₃PO₄ (aqueous).

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H290,H302,H314
• Precautionary Statements: P234 - P270 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves