Perkloorhappe tõmbekapp on tavaliselt projekteeritud ja katsetatud vastavalt standardile EN-14175 ja on kasutatav perkloorhappe (õhu käes suitseva hügroskoopse värvitu vedeliku, kui tugevaima happe) aurude eemaldamiseks.
Choise of materials and construction of the exhaust ductwork for fume cupboard for perchloric acid needs special attention when designing the laboratory.
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