Plastics. Impact-resistant polystyrene (PS-I) moulding and extrusion materials - Designation system and basis for specifications Ingestion-build-44680

Plastics. Impact-resistant polystyrene (PS-I) moulding and extrusion materials - Designation system and basis for specifications Ingestion-build-44680

Equipment Group II Category 1G or 1D

the term “% (m/m)” and “% (V/V)” are used to represent the mass fraction

Bulk density

that can give more accurate information to users

mandatory tests

It is applicable to tactile symbols and characters of convex-type touched by fingers

The scope of this European Standard covers the design and the use of equipment and any portable equipment for signalling and telecommunications systems (including test

BS EN 62040-4 is harmonized with the applicable generic

PTAGs (strictly speaking dimeric and oligomeric triacylglycerols) are formed during the heating of fats and oils

— in many countries additional requirements are specified by the national health authorities

Systems at highest voltages of 550 kV and above with long transmission lines need special consideration

Annex F (normative) Approval testing of welders