2a165 | Astaxanthin-dimethyldisuccinate | Additive composition:Astaxanthin-dimethyldisuccinateTriphenylphosphine oxide (TPPO) ≤ 100 mg/kgDichloromethane ≤ 600 mg/kgCharacterisation of the active substance:Astaxanthin-dimethyldisuccinateChemical formula: C50H64O10Solid form produced by chemical synthesis.CAS number 578006-46-9Purity criteriaAstaxanthin-dimethyldisuccinate (all-E, 9-Z and 13-Z isomers) ≥ 96 %Other carotenoids ≤ 4 %Analytical methodFor the quantification of astaxanthin dimethyldisuccinate in the feed additive:- spectrophotometry at 486 nm.
For the quantification of astaxanthin dimethyldisuccinate in the feed additive, premixtures and feedingstuffs:- normal phase high performance liquid chromatography coupled to UV/VIS detection (HPLC-UV/VIS).
| Fish and crustaceans | - | - | 138 | - 1.In the directions for use of the additive and premixture, the storage conditions and stability to heat treatment shall be indicated.
- 2.Astaxanthin-dimethyldisuccinate must be placed on the market and used as an additive consisting of a preparation
- 3.If astaxanthin- dimethyldisuccinate is mixed with canthaxanthin and other astaxanthin sources, the total content of the mixture shall not exceed 100 mg astaxanthin equivalent/kg in complete feedingstuffs.
- 4.For users of the additive and premixtures, feed business operators shall establish operational procedures and organisational measures to address potential risks resulting from its use, including the risks of those additives included in the preparation. Where those risks cannot be eliminated or reduced to a minimum by such procedures and measures, the additive and premixtures shall be used with personal protective equipment, including eye, skin and breathing protection.
| 30.7.2030 |