Chemicals for use in analysis (other than for medical or veterinary use); Chemical products for industrial analysis; Chemical products for scientific analysis; Chemical substances for analyses in laboratories (other than for medical or veterinary purposes); Preparations for use in analysis (for scientific purposes); Products for use in laboratory analysis (other than medical); Reference standards (chemicals) for use in industry; Reference standards (chemicals) for use in science; Release agents (chemicals); Reagents for use in analysis (other than for medical or veterinary purposes); Reagents for use in geophysical analysis; Chemical products for use in the extraction of minerals; Testing reagents for scientific use; Chemical products for use in mining