... trades.For instance : butane dicarboxylic acid, alum, aluminium hydroxide, ammonium hydrogencarbonate, ammonium chloride, ammonium nitrate, ammonium sulphate, anthracene, antibiotics, barium chloride, barium carbonate, barium sulphate ... blue vitriol, borax, boric acid, calcium carbonate, calcium hydroxide, calcium nitrate, calcium oxalate, casen, celluloe, chrome yellow, clay, methyl cellulose, ...