AC/DC power supplies; apparatus and instruments for accumulating and storing electricity; apparatus and instruments for accumulating electricity; apparatus and instruments for controlling electricity; apparatus and instruments for regulating electricity; batteries; batteries for vehicles; battery boxes; battery jars; condensers [capacitors]; current rectifiers; dry-cell batteries; electric and electronic components; electric current control devices; electric power controllers; electric power supply units; electrical rectifiers; electronic components; lithium ion batteries; power banks; power conditioners; rechargeable batteries; transformers [electricity]; uninterruptible electrical power supplies; voltage regulators; capacitors

Chromatography chemicals for use in purification

Laboratory and research equipment consisting of empty and pre-packed columns for purification of chemical solids