Usted buscó: nullproov (Estonio - Inglés)

nullproov (mg)
blank (mg)

nullproov veega
blank test with water

nullproov (kemikaalita)
blank (without chemical)

nullproov (mg/l)
blank mg/l

hapnikutarve (mg), nullproov
upt. (mg) blank

paralleelselt tuleb teha testaineta nullproov.
a blank must be determined in a parallel assay containing no test substance.

kolvid 3 ja 4: inokulaadi nullproov
flasks 3 and 4: inoculum blank

inokulaadi nullproov: sisaldab ainult inokulaati;
inoculum blank: containing only inoculum

vähemalt 10 pudelit ainult inokulaadiga (inokulaadiga nullproov);
at least 10 containing only inoculum (inoculum blank),

abiainete, nagu emulgaatorite, lahustite ja kandjate kasutamisel tuleks teha nullproov abiainega.
when auxiliary substances such as emulsifiers, solvents and carriers are used, a blank run containing the auxiliary substance should be performed.

kolvid nr 2, 3 ja 4 (katsesuspensioonid), nr 5 (inokulaadi aktiivsuse kontrollproov) ja nr 6 (inokulaadiga nullproov) inokuleeritakse sellise väikese koguse inokulaadiga, et hõljumi kontsentratsioon segus oleks 30 mg/l.
inoculate flasks no 2, 3 and 4 (test suspensions), no 5 (activity control) and no 6 (inoculum blank) with a small volume of the inoculum to give a concentration of 30 mg/1 suspended solids.