Process of sensitizing silver halide emulsion with a dithioester

Process of sensitizing silver halide emulsions with heterocyclic

Sample concentrator filter

Sample inlet liner

Sealing mechanism for gas chromatograph machines

Separation column for analyzing gases

Separation-column unit for a gas-chromatograph and method...

Silver halide emulsion sensitized with a fused diazepine

Silver halide emulsions containing hexathiocane thiones as sensi

Silver halide photographic material containing an isourea deriva

Silver halide photographic material containing an organic compou

Silver-halide emulsion sensitized with an asymmetrical disulfide

Spectral sensitization of direct-positive silver halide emulsion

Spectrally sensitized silver halide emulsion containing more tha

Sulfur-sensitized AgX emulsion containing cubic AgX grains and a

Thermal desorption device for a gas chromatograph

Trithiocarbonates as sensitizers for silver halide emulsions

Vaporization injector

Water management device for gas chromatography sample concentrat

Water management device for gas chromatography sample concentrat