Normativa ISO UNE gratis

Fecha de publicación: 01/10/2021 Standard Test Method for Determination of Gold in Copper Concentrates by Fire Assay Gravimetry ASTM E1805 – 21

Fecha de publicación: 01/10/2021 Standard Specification for Denatured Fuel Ethanol for Blending with Gasolines for Use as Automotive Spark-Ignition Engine Fuel ASTM D4806 – 21a

Fecha de publicación: 01/10/2021 Standard Test Method for Determination of Silver in Copper Concentrates by Flame Atomic Absorption Spectrometry ASTM E1898 – 21

Fecha de publicación: 01/10/2021 Standard Specification for Extruded and Compression Molded Shapes Made from Unfilled Poly(Vinylidene Fluoride) PVDF ASTM D8366 – 21a

Fecha de publicación: 01/10/2021 Standard Test Method for Column Percolation Extraction of Mine Rock by the Meteoric Water Mobility Procedure ASTM E2242 – 21

Fecha de publicación: 01/10/2021 Standard Practice for Proof Silver Corrections in Metal Bearing Ores, Concentrates, and Related Materials by Fire Assay Gravimetry ASTM E2294 – 21

Fecha de publicación: 01/10/2021 Standard Practice for Specifying the Geometry of Multiangle Spectrophotometers ASTM E2175 – 01(2021)

Fecha de publicación: 01/10/2021 Standard Guide for Engineering Chromium Electroplating ASTM B177/B177M – 11(2021)

Fecha de publicación: 01/10/2021 Standard Specification for Aluminum 1350 Drawing Stock for Electrical Purposes ASTM B233 – 97(2021)

Fecha de publicación: 01/10/2021 Standard Terminology Relating to Electroplating ASTM B374 – 21