Commission Regulation (EU) No 231/2012 of 9 March 2012 laying down specifications for food additives listed in Annexes II and III to Regulation (EC) No 1333/2008 of the European Parliament and of the Council (Text with EEA relevance)
E 351 POTASSIUM MALATEU.K.
| Synonyms | Potassium salt of malic acid |
| Definition |
|---|
| Einecs | |
| Chemical name | Dipotassium DL-malate; dipotassium salt of hydroxybutanedioic acid |
| Chemical formula | C4H4K2O5 |
| Molecular weight | 210,27 |
| Assay | Content not less than 59,5 % |
| Description | Colourless or almost colourless aqueous solution |
| Identification |
|---|
| Test for 1,2-dicarboxylic acid | Passes test |
| Test for potassium | Passes test |
| Azo dye formation | Positive |
| Purity |
|---|
| Alkalinity | Not more than 0,2 % as K2CO3 |
| Fumaric acid | Not more than 1,0 % |
| Maleic acid | Not more than 0,05 % |
| Arsenic | Not more than 3 mg/kg |
| Lead | Not more than 2 mg/kg |
| Mercury | Not more than 1 mg/kg |
