Made from transparent polystyrene moulded under strictly controlled conditions to ensure total accuracy
Resistant to most photographic chemicals
They are of a cylindrical laboratory design giving uniform widely separated markings which are very easy to read.
Description
Precision molded from clear, chemical-resistant polystyrene to long life. Cylindrical design features easy-reading uniform graduations with both ounce and metric calibrations, a tip-free base, and dripless spout.