Preparations for cleaning histology and pathology instruments, preparations for cleaning histology and pathology instruments used to process human tissue, cleaning preparations for use in relation to histology and pathology instruments that fix, dehydrate, clear or embed human tissue

oil and gas well servicing fluids; namely, fluids used for removing waxlike contaminants from wells

Chemical additives for fracturing fluid for use in oil and gas wells and/or production chemical used to treat production fluids; Chemicals used in industry, namely, oil and gas industry