Translation of "Aldehydfrei" in English

Das gewonnene Butylacrylat besaß eine Reinheit von 99,8 %, enthielt 130 ppm Butylacetat und war aldehydfrei.
The butyl acrylate recovered had a purity of 99.8% by weight, contained 130 ppm of butyl acetate, and was aldehyde-free.
EuroPat v2