Betekenis van:

Zelfstandig naamwoord
    • a nonflammable liquid used as a solvent and paint remover and refrigerant




    1. dichloromethane
    2. Dichloromethane
    3. Dichloromethane (DCM)
    4. Dichloromethane (methylene chloride)
    5. Dichloromethane: not more than 10 mg/kg
    6. Dichloromethane: Not more than 10 mg/kg
    7. The extract is purified with dichloromethane, by ion-exchange chromatography and then again with dichloromethane.
    8. Add 100 ml dichloromethane (3.1) to the funnel and shake for one minute.
    9. Run off the lower (dichloromethane) layer into a 500 ml round bottomed flask.
    10. Add 300 ml of hydrochloric acid solution (3.5) and 130 ml of dichloromethane (3.1).
    11. amending Council Directive 76/769/EEC as regards restrictions on the marketing and use of dichloromethane
    12. Evaporate the dichloromethane extract down to dryness on the rotary evaporator (4.2) operating under reduced pressure at 40 oC.
    13. Paint strippers containing dichloromethane in a concentration equal to or greater than 0,1 % by weight shall not be:
    14. Only the following solvents may be used in the extraction: ethylacetate, acetone, carbon dioxide, dichloromethane, n-butanol, methanol, ethanol, hexane.
    15. The triacetate or polylactide fibres are dissolved out from a known dry mass of the mixture, with dichloromethane.