Petroleum and related products - Preparation of a test portion of high-boiling liquids for the determination of water content - Nitrogen purge method (ISO 20764:2003); German version EN ISO 20764:2003
Edition 2004-02

Ferroalloys; Experimental methods for checking the precision of sample division
Edition 1987-12

Petroleum and related products - Preparation of a test portion of high-boiling liquids for the determination of water content - Nitrogen purge method
Edition 2003-10

Petroleum and related products - Preparation of a test portion of high-boiling liquids for the determination of water content - Nitrogen purge method (ISO 20764:2003)
Edition 2005-03-01

Petroleum and related products - Preparation of a test portion of high-boiling liquids for the determination of water content - Nitrogen purge method (ISO 20764:2003)
Edition 2003-12

Petroleum and related products - Preparation of a test portion of high-boiling liquids for the determination of water content - Nitrogen purge method
Edition 2004-08-01

Methods of test for petroleum and its products. Petroleum and related products. Preparation of a test portion of high-boiling liquids for the determination of water content. Nitrogen purge method
Edition 2003-12-02

Testing of solid fuels - Sampling and sample preparation - Part 3: Sample preparation
Edition 2006-09

Testing of petroleum products - Method for sample preparation - Part 1: Microwave incineration
Edition 2007-11

Testing of solid fuels - Sampling and sample preparation - Part 1: Definitions
Edition 2007-12