[ Chemicals for use in industry, science and photography as well as in agriculture, horticulture and forestry, except fungicides, herbicides, insecticides and parasiticides; ] unprocessed artificial resins, unprocessed plastics [ ; manures; fire extinguishing compositions; hardening and brazing preparations, namely, chemical additives for accelerating hardening of concrete, brazing fluxes; chemical substances for preserving foodstuffs; tanning substances, namely, tanning agents for use in the...