Properties:
RelatedCategories | AnalyticalReagents,Analytical/Chromatography,ApplicationSpecificReagents,TestPapers/Sticks,pHPapers/Sticks |
Description:
FeaturesandBenefits
EachstriphasanidentificationscaleandprintedpHscale.ThestripscanbeutilizedincoloredsolutionsandsUSPensionswithveryhighprecision.
Packaging
Packagesof200measuringstrips.
Application
pHindicatorstripmaybeusedduringthesynthesisofmodifiednucleotides,forsite-directedDNAphotoaffinitylabellingofRNApolymeraseIIItranscriptioncomplexes.
Generaldescription
Indicatorpapersarepreparedbyeitherdirectdyesorreactivedyes.Duringreactivedyesprocedure,purelintersaresuspendedinwaterandreactivedyeisadded.Themixtureismadealkalineforthereactiontostart.Thefiberpulpiscentrifuges,washedtobeelectrolyte-freeandprocessedaspHpaper.Paperproducedinthiswayisbondedtoplasticmaterialinordertobeusedasstickorstrip.Somestripsareproducedbyimpregnationwhichbleed,certainportionoftheindicatordyedissolvesinthetestsolutionduringimmersion.pHstripswithcovalentlybondedindicatordyesremainindefinitelyinsolutionwithoutmigrationordissolution.