Roofing and hydraulic-insulating flexible bitumen-based and polymeric (thermoplastic or elastomer) materials. Method of ageing by exposure to the artificial climatic factors: UV-radiation, elevated temperature and water
Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Equipment for testing, measuring or monitoring of protective measures. Part 5. Resistance to earth
Plastics. Determination of the aerobic biodegradation of nonfloating materials exposed to marine sediment. Method by analysis of evolved carbon dioxide
€10
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