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Color information
Color name: Davy’s Gray
Color number/code: 217
Series number: 1
Chemical description: Chromium oxide, Carbon black, Zinc oxide, Powdered Slate
Color index name: PG 17, PBk 6, PW 4, PBk 19
Color index number: 77288, 77266, 77947, 77017
Permanence rating: AA
ASTM lightfastness rating: I
Transparency/Opacity: SO
