
Ultramarine Blue
This is what the entry from the Zecchi site looks like to help in ordering: “ Sky Blue .” Here is our best guess at the equivalent in Italian. This is from the Italian portion of the site: “ CELESTE. Composizione chimica: Alluminosilicato di Sodio Polisolforato (PB29) + Acid Blue 7. (Serie: 2).”







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