Profesional manufacturer & supplier for test equipment & analytical instruments since 2003.
It meets the national standards of the People's Republic of China GB/T1966-1996 "Test Method for Apparent Porosity and Bulk Density of Porous Ceramics" and GB/T2997-2015 "Test Method for Volume Density, Apparent Porosity and True Porosity of Dense and Shaped Refractory Products".