Je was op zoek naar: ether extract phase (Engels - Sloveens)

b = ether extract, in grammes, after the second extraction.
b = ekstrakt etra, v gramih, po drugi ekstrakciji.

collect the ether extract in a dry, weighed flask containing fragments of pumice stone1.
eterni ekstrakt etra lovimo v suho merilno bučko, ki vsebuje drobce plovca.

a = ether extract, in grammes, of the aliquot part after the first extraction;
a = ekstrakt etra, v gramih, v alikvotu po prvi ekstrakciji;

select a wine for which the chromatogram of the ether extract shows no peak corresponding to the elution of sorbic acid.
izberemo vino, pri katerem kromatogram ekstrakta etra ne kaže vršne vrednosti, ki ustreza izluženju sorbinske kisline.

using a microsyringe, inject into the chromatograph in turn 2 µl of the ether-extract phase obtained in 3.3.2 and 2 µl of the ether-extracted phase obtained in 3.3.1.
z mikrobrizgo izmenično vbrizgamo v kromatograf 2 μl faze z ekstrahiranim etrom, pripravljene v 3.3.2, in 2 μl faze z ekstrahiranim etrom, pripravljene v 3.3.1.

combine the three ether extracts in one separating funnel containing 50 ml of water.
združite etrske ekstrakte v skupnem liju ločniku, ki vsebuje 50 ml vode.