Normas ISO

Tea -- Determination of total ash

Tea -- Determination of loss in mass at 103 degrees C

Tea -- Preparation of ground sample of known dry matter content

Dental alginate impression material

Wrought and cast copper alloys -- Determination of copper content -- Electrolytic method

Unalloyed copper containing not less than 99,90 % of copper -- Determination of copper content -- Electrolytic method