Kremer Manila Copal, soluble in … Kremer Manila Copal, soluble in ethyl alcohol - 1kg Item No. K60150-10 Manufacturer Kremer Kremer Propolis - 100g Kremer Manila Copal, soluble in ethyl alcohol - 1kg Copal is a hard diterpene resin, and the term denotes a number of varieties of different origin and provenance, the hardest being the fossil ones. × Kremer Manila Copal, soluble in ethyl alcohol - 1kg