AENOR UNE-EN 12309-2 PDF

Published Date: 02/14/2018

Industrial valves - Butt welding ends for steel valves

Published Date: 01/23/2019

Textiles - Professional care, drycleaning and wetcleaning of fabrics and garments - Part 4: Procedure for testing performance when cleaning and finishing using simulated wetcleaning (ISO 3175-4:2018, Corrected version 2019-12)

Published Date: 08/01/2018

Magnetic materials - Part 6: Methods of measurement of the magnetic properties of magnetically soft metallic and powder materials at frequencies in the range 20 Hz to 100 kHz by the use of ring specimens (Endorsed by Asociación Española de Normalización in August of 2018.)

Published Date: 07/15/1963

Arsénico en piritas, minerales afines y residuos de su tostación. VI. Determinación del arsénico lixiviable.

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Contest Directors Guide

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CMASS Plan Book

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Lower Tropospheric Probe

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Model Rocket Classroom Activities

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Rocketry Electrical Projects

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Guide to Competition for the Casual Competitor