Metal silicon in lump form, lump size 10 -100 mm, minimum silicon content 98.5%, maximum iron content 0.5%, used in metallurgical industry, cas code: 7440-21-3, type grade 553, row 100% new.
Oxygen industrial gas (o2-7782-44-7), not liquefied gas, is stored in cylindrical cast iron cylinders of 40l capacity, 150 bar.1unit = 1cyl, used in welding industry.�new 100%
