This chapter shall not be construed to apply (i) to poisons used for the control of insects, animal pests, weeds, fungus diseases or other substances sold for use in agricultural, horticultural or related arts and sciences when such substances which are poisons within the meaning of this chapter are sold in original unbroken packages bearing a label having plainly printed upon it the name of the contents and the word POISON and an effective antidote or (ii) to any person, persons, corporations or associations engaged in the business of selling, making, compounding or manufacturing industrial chemicals for distribution or sale at wholesale or for making, compounding or manufacturing other products.