Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
Copper and copper alloys - Inductively coupled plasma optical emission spectrometry
Foodstuffs - Determination of d-biotin by HPLC
Surface active agents - Quantitative determination of free fatty acid in alkylamidopropylbetaines - Gas-chromatographic method
LPG equipment and accessories - LPG propulsion systems for boats, yachts and other watercraft - Installation requirements
Railway applications - Acoustics - Rail and wheel roughness measurement related to noise generation
Railway applications - Braking - Relay valves
Railway applications - Braking - Brake pipe accelerator
Knee and elbow protectors for indoor sports - Safety requirements and test methods
Copper and copper alloys - Determination of cadmium content - Flame atomic absorption spectrometric method (FAAS)
Rubber- or plastic-coated fabrics - Upholstery fabrics - Classification and methods of test
Rubber or plastic coated fabrics - Safety of temporary structures (tents) - Specification for coated fabrics intended for tents and related structures
53,361 afzonderlijke normreferenties geïndexeerd op basis van vastgelegde officiële bronnen. Eerdere edities zijn inbegrepen. De index en de collecties van uitgevers hebben een verschillende dekking. Zie bronnen en dekking.