DS DS/EN ISO 1622-2
DS DSEN SO 1622-2 1999-AUG-16 Plastcs - Polystyrene PS mouldng and extruson materals - Part 2 Preparaton of test specmens and determnaton of propertes
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This part of the standard specifies the methods of preparation of test specimens and the test methods to be used in determining the properties af PS moulding and extrusion materials. Requirements for handling test material and for conditioning both the test material before moulding and the specimens before testing are given here.