Pontianak copal

From CAMEO
Revision as of 12:48, 27 September 2022 by MDerrick (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

Description

A natural Copal resin obtained from the Agathis trees in Borneo. The hard, smelly resin is used in varnishes and adhesives.

Synonyms and Related Terms

copal Pontiac (Esp.); old bold Pontianak

Risks

Combustible, burning with a bright flame, dense smoke, and strong smell.

Physical and Chemical Properties

  • Soluble in oils and hydrocarbons.
  • Most copals fluoresce white in short-wave UV light.

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 629
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993