Compass liquid Isopar M.
To be used in compasses made by by C.PLATH, SILVA, RITCHIE, PLASTIMO, AU-TONAUTIC, SARACOM, LITTON, SPERRY, LILLEY & GILLIE, NORTHROP GRUMMAN u.a..
Must definitely not be used in compasses of the manufacturer CASSENS & PLATH!
Before doing any manipulations to your compass, strictly follow the manufacturer's instructions. Each brand requires its special compass fluid. Mixing or confusing the liquids may destroy your compass.