Food & beverage
Buffer in non-dairy creamers and beverages; emulsifying salt in processed cheese.
Ingredients / Phosphates / Dipotassium Hydrogen Phosphate (DKP)
Phosphates
Dipotassium Hydrogen Phosphate (DKP) (E 340(ii))
Dipotassium phosphate (DKP) 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
| E-number (EU) | E 340(ii) |
|---|---|
| Synonyms | Dipotassium monophosphate, Secondary potassium phosphate, Dipotassium orthophosphate, Dibasic potassium phosphate |
| Chemical formula | K2HPO4 |
| Molecular weight | 174,18 |
| Description | Colourless or white granular powder, crystals or masses; deliquescent substance, hygroscopic |
| Solubility | Freely soluble in water. Insoluble in ethanol |
| Grades | EU Reg. 231/2012 (E 340(ii)) 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 dipotassium phosphate (DKP) is
Chemical name: Dipotassium hydrogen monophosphate. Formula K2HPO4, molecular weight 174,18. Colourless or white granular powder, crystals or masses; deliquescent substance, hygroscopic. Freely soluble in water. Insoluble in ethanol. (Source: EU Regulation 231/2012, E 340(ii).)
Applications by industry
Sample specification
Values from EU Regulation 231/2012 (E 340(ii)), 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 98 % after drying at 105 °C for four hours P2O5 content between 40,3 % and 41,5 % on the anhydrous basis |
|---|---|
| Loss on drying | Not more than 2,0 % (105 °C, 4 hours) |
| Water insoluble matter | Not more than 0,2 % (on the anhydrous basis) |
| 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 dipotassium phosphate (DKP) used for?
Typical uses by industry. Food & beverage: Buffer in non-dairy creamers and beverages; emulsifying salt in processed cheese. 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 340(ii)). 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 dipotassium phosphate (DKP)?
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, water insoluble matter, 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 phosphates
Dicalcium PhosphateDisodium Phosphate (DSP)Monocalcium PhosphateMonopotassium Phosphate (MKP)All phosphates
Need dipotassium phosphate (DKP)?
Send us the grade, quantity and delivery location. Email [email protected] or call +1 (713) 766-6811.