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5 thoradh

    • Ceimic Chemistry
    • Tionscal agus Ceirdeanna, Ginearálta Industry and Crafts, General

    #5186

    éitear fir1
    ga
    gu éitir
    ether s
    en

    the colourless, light, volatile liquid

    — Public Works and Government Services Canada

    Leacht thar a bheith slaodach ag 25°C. Is é atá ann go bunúsach na héitir agus na heistir pháirteacha de pholaigliocról i gcumasc coimpléascach le haigéid shailleacha a idireistearófar (a pholaicomhdhlúthófar) go líneach agus a gheofar ó ola ricne.

    A highly viscous liquid at 25°C being essentially a complex mixture of the partial esters and ethers of polyglycerol with linearly interesterified (polycondensed) fatty acids derived from castor oil.

    • Ceimic Chemistry

    #2119

    éitear fir1 carbocsaile de cheallalós
    ga
    carboxymethyl ether of cellulose phr.
    en

    slightly hygroscopic white or slightly yellowish or greyish, odourless and tasteless, granular or fibrous powder

    An salann sóidiam páirteach d'éitear carbocsaile de cheallalós; faightear an ceallalós go díreach ó ábhar plandúil snáithíneach.

    The partial sodium salt of a carboxymethyl ether of cellulose, the cellulose being obtained directly from fibrous plant material.

    • Ceimic Chemistry

    #485

    éitear fir1 dé-eitile
    ga
    diethyl ether s
    en

    Ní bheidh sna damhnaí dathúcháin orgánacha sulfónáitithe substaintí is inúscaithe trí eitéar dé-eitile de bhreis ar 0.2%.

    Sulphonated organic colouring matters shall not contain more than 0.2% of substances extractable by diethyl ether.

    • Ceimic Chemistry

    #488

    éitear fir1 dé-isopeintile
    ga
    éitear fir1 dé-isipeintile
    ga
    di-isopentyl ether s
    en

    Cuirtear 10 ml d'éitear dé-isopeintile sa scarthóir agus téitear an flaigín go réidh sa chochall téite leictreach go dtí go bhfiuchann an meascán.

    10 ml. of di-isopentyl ether are placed in the separator and the flask is heated gently in the electrically controlled heating mantle until the mixture boils.

    • Ceimic Chemistry

    #6816

    éitear fir1 peitriliam
    ga
    petroleum ether s
    en

    Nuair a dhéantar cóireáil air leis na heisníocháin beinséin. éitear peitriliam, clóraform, aicéatón, eatánól nó meatánól oibríonn sé ar nós bicsin, agus tugann sé an t-imoibriú Carr-Price uaidh.

    Treated by the elutants benzene, petroleum ether, chloroform, acetone, ethanol or methanol it behaves like bixin and also gives the Carr-Price reaction described in sub-paragraph (b) of paragraph 1 above.