Cupric Sulfate Pentahydrate, Crystal, 500g

  • Technical. Crystals.
  • CuSO4•5H2O
  • 7758-99-8
  • Download
  • See Below.
  • Only via Standard Ground
    - within contiguous USA & Canada.
  • UN3077, Class 9, PG III
  • Buy at least 12, save 10%
  • NC-0304
Price: $15.95
- +
  • Cupric sulfate (copper sulfate) in the form of blue, medium sized crystals.
  • When burned, cupric sulfate produces a green flame color.
  • Soluble in water and methanol; slightly soluble in ethyl alcohol and glycerin.

Used in the following patina formulas:

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

For shipping, Cupric Sulfate is in hazardous materials Class 9: Miscellaneous Dangerous Substances. It only ships to destinations within the 48 contiguous US states and Canada using Standard Ground • No air deliveries allowed • Customers in Canada should expect additional duties, taxes, and customs clearance service fees due upon delivery.


Unopened chemicals in original packaging may be returned within 30 days of shipment with prior approval. Call 800-372-6726. Customers are responsible for shipping costs.


Chemicals with hazard fees are limited to the 48 contiguous U.S. states. Ground-only (No-Fly) chemicals are limited to the 48 contiguous U.S. states and Canada, unless otherwise stated.


Certificates of Analysis for chemicals are available upon request. Use our request page at this link