hexane

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Voorbeelden van hexane

  • At no time did parasitoids physically touch the central filter paper discs that had received no treatment or treatment with hexane alone.

  • The waxy layer of the vitelline membrane was then removed by sequential treatment with isopropanol and hexane.

  • The control stimulus was a similar pipette containing a filter paper impregnated with a 10-ml aliquot of hexane.

  • Control treatments with 1 ml droplets of hexane alone did not stimulate aphid movement.

  • The hexane extract was removed for column chromatography taking extreme care not to damage the mosquito sample.

  • Samples were desorbed with 5 ml of hexane.

  • This was diluted with hexane for easier application; the hexane soon evaporated.

  • The hexane was evaporated and the oil weighed.

  • Traps containing septa impregnated with hexane caught significantly fewer males of both species (fig. 4d).

  • The required amounts and ratios of synthetic compounds dissolved in 200 l hexane were applied onto the inner surface of the rubber septa.

  • Significantly fewer males were caught in control traps impregnated with hexane only.

  • After the 24-h collections, volatiles were eluted from the traps with 1 ml hexane (99.5%).

  • Another vial contained 0.5 ml hexane, but no eggs.

Betekenis van hexane

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NIEUWE WOORDEN

European

May 10, 2021

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WOORD VAN DE DAG

Shimmer

May 10, 2021

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