2a161j | — | Astaxanthin | Additive compositionAstaxanthinTriphenylphosphine oxide (TPPO) ≤ 100 mg/kgDichloromethane ≤ 600 mg/kgCharacterisation of the active substanceAstaxanthinC40H52O4CAS No: 7542-45-2Astaxanthin, solid form, produced by chemical synthesisPurity criteria:- Assay (expressed as astaxanthin): min 96 % of total colouring matters.
- Carotenoids other than astaxanthin: max 5 % of total colouring matters.
Method of Analysis- For the quantification of Astaxanthin in the feed additive preparation: spectrophotometry at 431 nm.
- For the quantification of Astaxanthin in the premixtures and feedingstuffs: Normal Phase High Performance Liquid Chromatography coupled to visible detection (NP-HPLC-VIS, 470 nm).
| Fish | — | — | 100 | 1.Astaxanthin may be placed on the market and used as an additive consisting of a preparation.2.In the directions for use of the additive and premixtures, indicate the stability and storage conditions.3.The mixture of astaxanthin with other carotenoids and xanthophylls shall not exceed 100 mg/kg of complete feed (moisture content 12 %).4.For safety: breathing protection, safety glasses and gloves shall be worn during handling. | 10 September 2025 |