Food & beverage
Acidulant in soft drinks and beverages; pH control.
Ingredients / Acidulants & pH control / Phosphoric Acid 85%, Food Grade
Acidulants & pH control
Phosphoric Acid 85%, Food Grade (E 338)
Phosphoric acid for U.S. manufacturers, from vetted producers. FCC / USP grade on request. Download the sample spec sheet, then send us your grade and quantity.
TRACED · CERTIFIED · RELIABLE · TRANSPARENT · TESTED
Key facts
| CAS No. | 7664-38-2 |
|---|---|
| E-number (EU) | E 338 |
| Synonyms | Orthophosphoric acid, Monophosphoric acid |
| Chemical formula | H3PO4 |
| Molecular weight | 98,00 |
| Description | Clear, colourless, viscous liquid |
| Grades | EU Reg. 231/2012 (E 338) sample spec · FCC / USP available on request for U.S. food/pharma use |
| Origin | Confirmed in every offer; stated per lot on the COA |
| Storage, shelf life, packaging | Per the producer's specification, on request |
What phosphoric acid is
Chemical name: Phosphoric acid. Formula H3PO4, molecular weight 98,00. Clear, colourless, viscous liquid. (Source: EU Regulation 231/2012, E 338.)
Applications by industry
Chemical & industrial
Acid for pH adjustment and processing.
Home & institutional cleaning
Descaling, rust removal and pH adjustment.
Packaging & bioplastics
Process chemical in packaging plants.
Sample specification
Values from EU Regulation 231/2012 (E 338), consolidated text of 18.08.2026. Actual values depend on the producer; the producer's specification and the COA for your lot are available on request.
| Assay | Content not less than 67,0 % and not more than 85,7 %. Phosphoric acid is commercially available as an aqueous solution at variable concentrations. |
|---|---|
| Volatile acids | Not more than 10 mg/kg (as acetic acid) |
| Chlorides | Not more than 200 mg/kg (expressed as chlorine) |
| Nitrates | Not more than 5 mg/kg (as NaNO3) |
| Sulphates | Not more than 1 500 mg/kg (as CaSO4) |
| Fluoride | Not more than 10 mg/kg (expressed as fluorine) |
| Arsenic | Not more than 1 mg/kg |
| Cadmium | Not more than 1 mg/kg |
| Lead | Not more than 1 mg/kg |
| Mercury | Not more than 1 mg/kg |
Download the full spec sheet (PDF)
Documents and sourcing
Droplet promise. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Data sheet, SDS and COA on request. Every delivery ships with a COA linked to the delivered lot.
Questions buyers ask
What is phosphoric acid used for?
Typical uses by industry. Food & beverage: Acidulant in soft drinks and beverages; pH control. Chemical & industrial: Acid for pH adjustment and processing. Home & institutional cleaning: Descaling, rust removal and pH adjustment. Packaging & bioplastics: Process chemical in packaging plants. Suitability for your product and market is confirmed with the producer's specification.
Which grades can McBoeck supply?
Food grade to EU Regulation 231/2012 (E 338). FCC / USP grade is available on request for U.S. food and pharma use. Particle size and other grade details follow the producer's specification, on request.
Which documents come with phosphoric acid?
Every delivery ships with a COA linked to the delivered lot. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request.
What does the sample spec sheet show?
Limits for assay, volatile acids, chlorides, nitrates, sulphates, fluoride, arsenic, cadmium, lead and mercury, taken from EU Regulation 231/2012. Actual values depend on the producer; the producer's specification and the lot COA are available on request.
How do I get a quote?
Send us the grade, quantity and delivery location through the quote form or at [email protected]. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Related acidulants & pH control
Acetic AcidCalcium CitrateCalcium GluconateCitric Acid, AnhydrousAll acidulants & pH control
Need phosphoric acid?
Send us the grade, quantity and delivery location. Email [email protected] or call +1 (713) 766-6811.