chemical reagent
kemisk reagens
analytical reagent
analytisk reagens
laboratory reagent
laboratoriereagens
organic reagent
organisk reagens
biochemical reagent
biokjemisk reagens
reactive reagent
reaktivt reagens
grignard reagent
Grignard-reagens
nessler's reagent
nesslers reagens
chiral reagent
kiralt reagens
karl fischer reagent
karl fischer reagent
reagent feeder
reagensfodder
this compound is a very sensitive reagent for copper.
Denne forbindelse er et meget følsomt reagens til kobber.
remnants of the reagent may give a false reading.
Rester af reagensen kan give en falsk aflæsning.
the process uses chemical reagents to detoxify the oil.
Processen bruger kemiske reagenser til at afgifte olien.
USES: As chemical reagent and corrodent of integrated plate.
ANVENDELSER: Som kemisk reagens og ætsemiddel til integreret plade.
They experimented with new reagents and succeeded.
De eksperimenterede med nye reagenser og lykkedes.
(2) as reagents for cross-coupling, oxidation, arylation, and other reactions;
(2) som reagenser til kryds-kobling, oxidation, arylering og andre reaktioner;
In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.
I stedet for at bruge butylnitrit og absolut ethylæter som reagenser, er der i en forbedret metode brugt cupferron.
Research and development for fhe production of pyrocatechol and hydroquinone by reaction of phenol with hydrogen peroxide and percarboxylic acid as hydroxylating reagent are introduced.
Forskning og udvikling for produktionen af pyrocatechol og hydroquinon ved reaktion af phenol med hydrogenperoxid og percarboxylsyre som hydroxylreagens introduceres.
MethodsExpanding reagent: butanol-water-acetic acid glacial(5∶2∶1),stationary phase: G silicon gel and colorate reagent: dissolve ninhydrin in acetone.
MetoderUdvidelsesreagens: butanol-vand-glacialsætisk syre(5∶2∶1), stationære fase: G silikagel og farve reagens: opløs ninhydrin i acetone.
The selective oxidation of ethers by chromic reagent, peroxide, nitric acid, oxygen and ozonide, as well as the ethers anodic oxidation are particularly introduced.
Den selektive oxidation af etherer med chromisk reagens, peroxid, salpetersyre, oxygen og ozonid, samt etheres anodiske oxidation, introduceres især.
Vessels : bell glass, flume, airer, alcohol burner, reagent bottles etc.
Beholdere: klokke glas, flume, airer, alkoholbrænder, reagensflasker osv.
Abstract:Objective To discuss the biurea method for determination of total protein in serum of fat emulsion specimens with double reagents on the automated biochemical analyzer.
Abstract: Formål at diskutere ureametoden til bestemmelse af totalt protein i serum af fedtemsionsprøver med dobbelt reagens på den automatiske klinisk-biokemiske analyseapparat.
Synthesis of alkylated chlorosilane by Grignard reagent has been investigated,which provides a good way for preparation of organo-silicon compounds.
Syntese af alkylchlorosilane ved hjælp af Grignard-reagens er blevet undersøgt, hvilket giver en god måde at forberede organosiliconforbindelser på.
The experiment consist of two parts :the first one research nucleophilic addition of m-dinitrobenzene, nucleophilic reagent is benzyl cyanide;
Eksperimentet består af to dele: den første undersøger nucleofil addition af m-dinitrobenzen, den nucleofile reagens er benzylcyanid;
Efficient pulp bleaching requires uniform distribution of chemical reagents and received mixing at macroscale, fibre_scale and microscale.
Effektiv masseblegning kræver ensartet fordeling af kemiske reagenser og modtaget blanding i makroskala, fiber_skala og mikroskala.
The 1,2-addition of α-oxoketene dithioacetals with methallyl Grignard reagent afforded the carbinols 2. 5 and 6 respectively.
1,2-additionen af α-oxoketen dithioketal med methallyl Grignard-reagens gav carbinolerne 2. 5 og 6.
Synthesis of polyethenoxyether phosphate using polyethenoxyether as initiator and using phosphorus pentoxide as parkerizing reagent, and its application were studied.
Syntese af polyethenoxyetherphosphat ved hjælp af polyethenoxyether som initiator og brug af fosforpentoxid som parkeringsmiddel, og dets anvendelse blev undersøgt.
The catalyzed asymmetric synthesis was the effective method to prepare the optics active compounds, the pentamethide obtaines the widespread application as the reagent or the catalyst in this domain.
Den katalyserede asymmetriske syntese var den effektive metode til at fremstille optisk aktive forbindelser, pentametid opnåede udbredt anvendelse som reagens eller katalysator på dette område.
The Grignard reagent was used to test its application and qualification for the synthesis of vinylβ ionol or6 methoxy1 vinyl1 tetralol.
Grignard-reagensen blev brugt til at teste dens anvendelse og kvalifikation til syntese af vinylβ-ionol eller 6-methoxy-1-vinyltetralol.
Among other reagents used have been ??and titanous ion; a mixture of ferrous ion, oxygen, ascorbic acid , and ethylenetetraaminetetraacetic acid.
Blandt de anvendte reagenser har været ?? og titanion; en blanding af jernion, ilt, ascorbinsyre og ethylendiamintetraeddikesyre.
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