... -37-2English name: Yellow PigmentEnglish synonyms: CHROME YELLOW 34, The top sulfochromate yellow, Blue15-4, KROLORYELLOW, LEADSULPHOCHROMATE ... synonyms: orange (cr) color, Lead chromium, Pigment 34, Ci pigment 34, Paris yellow, But dragon yellowCBNumber: CB8512280Formula: PbCrO4 ... Lightfastness of 4 ~ 5 levels. Resistance to 140 degrees Celsius. Water permeability, oil perjmeability for grade 1. Acid ...