Cupric Sulfate, Crystal, 2.5kg

Used in the following patina formulas:

• No. 5 for Antique Green
• No. 9 for Light Green
• No. 17 for Deep Rust Red
• No 20 for Red - semi-matt (For Copper & Copper Plate)
• No. 22 for Red - Purple Satin (For Cast Bronze)
• No. 23 for Orange Brown (For Cast Bronze)
• No. 25 for Blue Green (For Cast Bronze)
• No. 26 for Golden Yellow (For Cast Bronze)
• No. 29 for Reddish Brown (For Cast Brass)

Cupric sulfate readily forms blue, triclinic crystals. Read our article, "Growing Large Crystals with Seed Crystals" for more information.

This chemical only ships to destinations within the continental United States using UPS ground. No air deliveries allowed.