MOUNTING MEDIUM PREPARATIONS FOR LABORATORY USE

A LABORATORY MOUNTING MEDIUM

Construction material, namely, fiberglass panels; Petroleum pitch; Window frames, not of metal; Fireplace bricks; Wall panels not of metal; Floorboards

Providing information in the field of dermatology

Water filters; Reverse osmosis membrane filters for water treatment ; Reverse osmosis pure water machine with automatic flushing reverse osmosis membrane function; Water purifiers with pure water chambers and pure water flushing pipeline for the purpose of flushing reverse osmosis membranes and displacing unfresh water in the machine; Water purifiers with the function of guaranteeing low TDS water quality for 24 hours, even for the first c...