“Hansa” [BASF]

Name:
“Hansa” [BASF]
Detailed information:
TM for a group of yellow to orange, insoluble azo pigments based on toluidine and β-naphthol. Have good light fastness in deep shades but tend to fade in pastels. Notably poor resistance to bleeding, good weather resistance, and relatively unaffected by acids and alkalies. Used chiefly in emulsion paints, toy enamels, and other applications.