Arapid,simple,reliableandaccuratemethodforthemeasurementandanalysisoftotalsulfite(sulphite)andfreesulfiteinwine,beverages,foodstuffsandothermaterials.Suppliedasa“readytouse”liquidstableformulationthatissuitableformanual,auto-analyserandmicroplateformats.
Suitableformanual,auto-analyserandmicroplateformats.
ColourimetricmethodsforthedeterminationofTotalandFree
Sulfiteinwine,fruitjuice,foodstuffsandothermaterials
Principle:
TheTotalSulfiteassayisbasedonthereactionprinciple
betweenthiolgroupsandEllman’sreagent
TheFreeSulfiteassayisbasedonthereactionprincipleof
SO2,fuchsinandaldehydebinding
Kitsize: 40assays(manual)/400(microplate)
/400(auto-analyser)
Method: Totalsulfite:Spectrophotometricat405nm
Freesulfite:Spectrophotometricat575nm
Totalassaytime: Totalsulfite:~6min
Freesulfite:~9min
Detectionlimit: Totalsulfite:~5.3mg/L
Freesulfite:~2mg/L
Applicationexamples:
Wine,fruitjuice,seafood,foodstuffsandothermaterials
Methodrecognition:
ValidatedforredandwhitewinesattheBundesamtfürWeinbau,Austria.
Usedwidelyinthewineindustry
Advantages
- ”Readytouse"liquidstableFormulation
- Verycompetitiveprice(costpertest)
- Allreagentsstablefor>18months
- Veryrapidreaction
- Mega-Calc™softwaretoolisavailablefromourwebsiteforhassle-freerawdataprocessing
- Standardincluded
- Suitableformanual,microplateandauto-analyserformats