Diesel engine exhaust pipes are in a high-temperature and high-oxygen environment; the carbon soot formed by fuel combustion will be partially oxidized. and its physicochemical properties will change significantly after oxidation. In order to study the effect law of partial oxidation on carbon soot particles emitted from automobiles. commercial carbon black samples (Printex-U carbon) ... https://medicalwarehouses.shop/product-category/needles-and-syringes/