COMMISSION IMPLEMENTING REGULATION (EU) 2015/2306
of 10 December 2015
concerning the authorisation of L-cysteine hydrochloride monohydrate as a feed additive for cats and dogs
(Text with EEA relevance)
Article 1
Authorisation
Article 2
Transitional Measures
Article 3
Entry into force
ANNEX
Identification number of the additive |
Name of the holder of authorisation |
Additive |
Composition, chemical formula, description, analytical method |
Species or category of animal |
Maximum age |
Minimum content |
Maximum content |
Other provisions |
End of period of authorisation |
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mg of active substance/kg of complete feedingstuff with a moisture content of 12 %. |
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Category: Sensory additives. Functional group: Flavouring compounds. |
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2b920 |
— |
L-cysteine hydrochloride monohydrate |
Additive composition L-cysteine hydrochloride monohydrate. Characterisation of the active substance L-cysteine hydrochloride monohydrate C3H7NO2S·HClH2O CAS No: 7048-04-6 L-cysteine hydrochloride monohydrate solid form, produced by hydrolysis of keratin from avian feathers. Purity: min. 98,5 % assay. Method of analysis (1) For the quantification of L-cysteine hydrochloride monohydrate in feed additive: titrimetry, European Pharmacopoeia (Ph. Eur. 6,0, method 01/2008:0895). For the quantification of Cyst(e)ine (including L-cysteine hydrochloride monohydrate) in premixtures and feedingstuffs: ion exchange chromatography method with post-column derivatisation and photometric detection: Commission Regulation (EC) No 152/2009(2) (Annex III, F). |
Cats and dogs |
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— |
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31 December 2025 |