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Color information
Color name: Davy’s Gray
Color number/code: 217
Series number: 2
Chemical description: Synthetic iron oxide, Carbon black, Slate powder
Color index name: PY42, PBk7, PBk19
Color index number: 77492, 77262, 77017
Permanence rating: AA
ASTM lightfastness rating: I
Transparency/Opacity: ST
