Gamblin Conservation Colors – Ultramarine Blue (gr.2) 15 ml

PRODUCT DESCRIPTION
“Gamblin Conservation Colours” are the result of an in-depth study aimed at the identification of the retouching colours characterized by the best resistance to oxidation and then to deterioration. They in fact resulted to be the most stable aldehyde resin Laropal A81 and pigments with Lightfastness Class I, the maximum of ASTM D-4302 class, that measures the stability of colours and pigments. The low toxicity is connected with the kind of solvents: aliphatic hydrocarbons and isopropyl alcohol.