Metallic materials - Verification of static uniaxial testing machines: Part 1 tension/compression testing machines - Verification and calibration of the force - Measuring system (Fourth Revision)
Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 43 Phenol ( Section 1 4-Aminoantipyrine Method with and without Chloroform Extraction method ) ( Second Revision )