Thermal insulation materials for building and construction based on polyurethane (PU) and polyisocyanurate (PIR) foam applied in situ Polyurethane and polyisocyanurate rigid foam systems before application. Specifications
State system for ensuring the uniformity of measurements. Measuring instruments of direct current in the range from 1•10-15 to 1•10-9A. Verification procedure
State system for ensuring the uniformity of measurements. State verification schedule for means of measuring specific enthalpy and specific heat-conduction of solid frames in the range of temperature from 700 to 1800 K
