Aquarium guide
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| ALGAE PROBLEMS |
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ALGAE PROBLEMS
The large majority of aquarists have found themselves confronted with undesirable
levels of algae that are sometimes difficult to combat. Generally speaking, it is
better to avoid excess growth in the first place than to have to try to fight it-
often with varying degrees of success.
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БУТИЛАЦЕТАТЫ , бутиловые эфиры уксусной кислоты. Наибольшее значение имеют бутилацетат CH3COO(CH2)3CH3 (tкип 126 °С) и изобутилацетат CH3COOCH2CH(CH3)2 (tкип 116,5 °С). Растворители в производстве лакокрасочных материалов, напр. нитроцеллюлозных, алкидных, хлоркаучуковых.