Annex
United Kingdom
In the Annex to Regulation (EU) No 231/2012, the entry for E 960 steviol glycosides is replaced by the following:
‘
E 960 STEVIOL GLYCOSIDES
Synonyms Definition The manufacturing process comprises two main phases: the first involving water extraction of the leaves of the Stevia rebaudiana Bertoni plant and preliminary purification of the extract by employing ion exchange chromatography to yield a steviol glycoside primary extract, and the second involving recrystallisation of the steviol glycosides from methanol or aqueous ethanol resulting in a final product containing not less than 95 % of the below identified 11 related steviol glycosides, in any combination and ratio.
The additive may contain residues of ion-exchange resins used in the manufacturing process. Several other related steviol glycosides that may be generated as a result of the production process, but do not occur naturally in the Stevia rebaudiana plant have been identified in small amounts (0,10 to 0,37 % w/w).
Chemical name Steviolbioside: 13-[(2-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid
Rubusoside: 13-β-D-glucopyranosyloxykaur-16-en-18-oic acid, β-D-glucopyranosyl ester
Dulcoside A: 13-[(2-O-α–L-rhamnopyranosyl-β–D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, β-D-glucopyranosyl ester
Stevioside: 13-[(2-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, β-D-glucopyranosyl ester
Rebaudioside A: 13-[(2-O-β-D-glucopyranosyl-3-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, β-D- glucopyranosyl ester
Rebaudioside B: 13-[(2-O-β–D-glucopyranosyl-3-O-β–D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid
Rebaudioside C: 13-[(2-O-α–L-rhamnopyranosyl-3-O-β–D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, β-D-glucopyranosyl ester
Rebaudioside D: 13-[(2-O-β-D-glucopyranosyl-3-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, 2-O-β-D-glucopyranosyl-β-D-glucopyranosyl ester
Rebaudioside E: 13-[(2-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, 2-O-β-D-glucopyranosyl-β-D-glucopyranosyl ester
Rebaudioside F: 13[(2-O-β-D-xylofurananosyl-3-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, β-D-glucopyranosyl ester
Rebaudioside M: 13-[(2-O-β-D-glucopyranosyl-3-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid, 2-O-β-D-glucopyranosyl-3-O-β-D-glucopyranosyl-β-D-glucopyranosyl ester
Molecular formula Trivial name Formula Conversion factor Steviol C20 H30 O3 1,00 Steviolbioside C32 H50 O13 0,50 Rubusoside C32 H50 O13 0,50 Dulcoside A C38 H60 O17 0,40 Stevioside C38 H60 O18 0,40 Rebaudioside A C44 H70 O23 0,33 Rebaudioside B C38 H60 O18 0,40 Rebaudioside C C44 H70 O22 0,34 Rebaudioside D C50 H80 O28 0,29 Rebaudioside E C44 H70 O23 0,33 Rebaudioside F C43 H68 O22 0,34 Rebaudioside M C56 H90 O33 0,25 Molecular weight and CAS No Trivial name CAS Number Molecular weight (g/mol) Steviol 318,46 Steviolbioside 41093-60-1 642,73 Rubusoside 64849-39-4 642,73 Dulcoside A 64432-06-0 788,87 Stevioside 57817-89-7 804,88 Rebaudioside A 58543-16-1 967,01 Rebaudioside B 58543-17-2 804,88 Rebaudioside C 63550-99-2 951,02 Rebaudioside D 63279-13-0 1 129,15 Rebaudioside E 63279-14-1 967,01 Rebaudioside F 438045-89-7 936,99 Rebaudioside M 1220616-44-3 1 291,3 Assay Not less than 95 % steviolbioside, rubusoside, dulcoside A, stevioside, rebaudiosides A, B, C, D, E, F and M on the dried basis, in any combination and ratio. Description White to light yellow powder, approximately between 200 and 350 times sweeter than sucrose (at 5 % sucrose equivalency). Identification Solubility Freely soluble to slightly soluble in water pH Between 4,5 and 7,0 (1 in 100 solution) Purity Total ash Not more than 1 % Loss on drying Not more than 6 % (105 °C, 2h) Residual solvents Not more than 200 mg/kg methanol
Not more than 5 000 mg/kg ethanol
Arsenic Not more than 1 mg/kg Lead Not more than 1 mg/kg ’