Laboratory equipment and chemical materials of Sina Chemical Distributors in Tehran
Laboratory devices for soil mechanics and strength of cement, concrete, brick and asphalt materials Laboratory standard sand from NORMENSAND company Laboratory chemicals from MERCK company ✨Microbiology and cellulose culture medium from MERCK company Laboratory filter paper from SARTORIUS_WHATMAN company Glass containers for laboratory equipment from SCHOTT_WITEG_ISOLAB_IMAX company