Water quality. Determination of selected organic nitrogen and phosphorus compounds. Gas chromatographic methods1 Scope This International Standard specifies two methods for the determination of certain organic nitrogen and phosphorus compounds in waters by gas chromatography (see Table 1). The methods may be extended to include additional substances, provided the methods are validated for each individual case. Clause 3 describes the liquid liquid extraction method, which is applicable to samples of drinking waters, ground waters, surface waters and waste

and between various parts

WARNING — The use of BS EN 13588 may involve hazardous materials

Testing apparatus

possibly in the presence of interfering compounds

What is ISO 6892-1 about

This includes processes for continual improvement of the system and the assurance of conformity and applicable regulatory requirements

Due to their common use as the first and final mile segment of a journey

This document specifies a method of calculating the coordinates of the CIE 1976 L*a*b* colour space

Telecommunication engineers and technicians

and pneumatics using a gas such as air or other gases

ISO 8130‑11 is the eleventh part of the ISO 8130 multi-series and discusses the inclined-plane flow test

installation and testing of drains and sewers