Food & beverage
Leavening acid in baking powder and self-rising flour.
Ingredients / Phosphates / Monocalcium Phosphate
Phosphates
Monocalcium Phosphate (E 341(i))
Monocalcium phosphate for U.S. manufacturers, from vetted producers. FCC / USP grade on request. Download the sample spec sheet, then send us your grade and quantity.
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Key facts
| CAS No. | 7758-23-8 |
|---|---|
| E-number (EU) | E 341(i) |
| Synonyms | Monobasic calcium phosphate, Monocalcium orthophosphate |
| Chemical formula | Anhydrous: Ca(H2PO4)2 Monohydrate: Ca(H2PO4)2 · H2O |
| Molecular weight | 234,05 (anhydrous) 252,08 (monohydrate) |
| Description | Granular powder or white, deliquescent crystals or granules |
| Grades | EU Reg. 231/2012 (E 341(i)) 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 monocalcium phosphate is
Chemical name: Calcium dihydrogen phosphate. Formula Anhydrous: Ca(H2PO4)2 Monohydrate: Ca(H2PO4)2 · H2O, molecular weight 234,05 (anhydrous) 252,08 (monohydrate). Granular powder or white, deliquescent crystals or granules. (Source: EU Regulation 231/2012, E 341(i).)
Applications by industry
Sample specification
Values from EU Regulation 231/2012 (E 341(i)), 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 95 % on the dried basis P2O5 content between 55,5 % and 61,1 % on the anhydrous basis |
|---|---|
| Loss on drying | Anhydrous: not more than 14 % (105 °C, 4 hours) Monohydrate: not more than 17,5 % (105 °C, 4 hours) |
| Loss on ignition | Anhydrous: not more than 17,5 % (after ignition at 800 °C ± 25 °C for 30 minutes) Monohydrate: not more than 25,0 % (determined by drying at 105 °C for one hour, then ignite at 800 °C ± 25 °C for 30 minutes) |
| Fluoride | Not more than 30 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 |
| Aluminium | Not more than 70 mg/kg (only if added to food for infants and young children) Not more than 200 mg/kg (for all uses except food for infants and young children) |
Download the full spec sheet (PDF)
Also available
Further sheets under the same EU entry. Send us the variant you need with your quote request.
- Monocalcium phosphate monohydrate (MCP): 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 monocalcium phosphate used for?
Typical uses by industry. Food & beverage: Leavening acid in baking powder and self-rising flour. 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 341(i)). 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 monocalcium phosphate?
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, loss on drying, loss on ignition, fluoride, arsenic, cadmium, lead, mercury and aluminium, 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 phosphates
Dicalcium PhosphateDipotassium Hydrogen Phosphate (DKP)Disodium Phosphate (DSP)Monopotassium Phosphate (MKP)All phosphates
Need monocalcium phosphate?
Send us the grade, quantity and delivery location. Email [email protected] or call +1 (713) 766-6811.