Water quality. Determination of selected organic nitrogen and phosphorus compounds. Gas chromatographic methods LONG_TITLE

Water quality. Determination of selected organic nitrogen and phosphorus compounds. Gas chromatographic methods LONG_TITLE1 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

BS EN 60512-4-2 is a part of an international multi-series standard that focuses on aspects of connectors for electronic equipment

decentralized

These criteria are intended to define minimum mating characteristics and are not intended to be restricted to a specific configuration

The requirements of Clauses 4

This Technical Report covers pipe work

Why should you use BS 1702 - Mild steel drums

4 Peripheral AMS measurements

— managing systems and software development organisations

This European Standard defines the minimum requirements for the quality levels of track geometry

and procedures for environmental testing on equipment and components

BS EN 50342-3 on lead-acid starter batteries is helpful for:

— to define the requirements for reporting results