GOST R 8.951-2018 确保测量一致性的状态系统 标准参考数据 正十二烷 温度范围内的热物理性质(密度、热容、焓、熵、声速、热导率和粘度系数)
State system for ensuring the uniformity of measurements. Standard reference data. n-Dodecane. Thermophysical properties (density, heat capacity, enthalpy, entropy, sound velocity, thermal conductivity and viscosity coefficients) for the temperature range