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Non-poisonous insecticidal compsns - sorptive diatomaceous earth particles with silica gel adhering thereto
Non-poisonous insecticidal compsns - sorptive diatomaceous earth particles with silica gel adhering thereto
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机译:无毒杀虫剂-吸附有硅胶的硅藻土颗粒
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摘要
A non-poisonous insecticidal powdered compsn. comprises sorptive particles of an inorg. matl. of 100-400 mesh Tyler having adhering to their surfaces a sorptive silical gel present to at least 0.1% of the total wt. of the coated particles; the compns. has a packed bulk density of 15-100 lb./cubic foot. The compsn. gives a sorptive dust insecticide effective on contact with an insect's waxy epicute. Easily manufactured at low cost, and safe and convenient in use.
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