GOST 21947-76

Helical end mills with indexable carbide inserts and long cutting length. Specifications

Zinc and/or aluminium based coatings on steel. Determination of coating mass per unit area and chemical composition. Gravimetry, inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry

Perlite expanded sand and crushed stone. Technical specification

Frozen raw, partially and fully cooked shrimps. Specifications

Pigments and extenders inorganic. Terms and definitions

Micrometric hole gauges. Methods and means of verification