6 INDUSTRIAL AND AGRICULTURAL CHEMICALS-NAMELY, ORGANIC AND INORGANIC ACIDS, HALOGEN COMPOUNDS, ALKALINE EARTH METAL COMPOUNDS, ALKALI METAL COMPOUNDS, AMMONIUM COMPOUNDS, PHOTOGRAPHIC CHEMICALS, DIAZO COMPOUNDS AND ORGANIC INTERMEDIATES, COMPOSITIONS USED IN CURING, ACCELERATING AND VULCANIZING ELASTOMERS, DISINFECTANT, FUNGICIDAL, NEMATOCIDAL INSECTICIDEAL AND HERBICIDAL COMPOSITIONS EMPLOYED IN THE TREATMENT OF SEED, PLANTS, TREES, SHRUBBERY, SOIL AND TURF, AND AS SPACE FUMIGANTS; AND ANIMAL REPELLENTS