Beschrijving
UV-VIS Standard sodium nitrite is een gebruiksklare kalibratieoplossing uit het ROTI®Calipure-assortiment, bereid op 50 g/l voor controles van de strooilichtgrens op UV-VIS-spectrofotometers. Geleverd in een handige verpakking van 30 ml, ondersteunt de standaard de routinematige instrumentkwalificatie en prestatieverificatie in analytische laboratoria. Fysische gegevens omvatten een dichtheid van 1.06 g/cm³ en een kookpunt van 100 °C, in overeenstemming met een waterige kalibratiematrix. Laboratoria gebruiken deze sodium nitrite-standaard om het strooilichtgedrag te bevestigen en de meetintegriteit in UV-VIS-workflows te handhaven. De formulering is aangeboden door fabrikant Carl ROTH binnen het gevestigde ROTI®Calipure-kalibratieportfolio voor analytische chemie. Duidelijke etikettering en een gedefinieerde concentratie helpen analisten de oplossing in bestaande kwalificatieprotocollen te integreren zonder extra bereidingsstappen. Geschikt voor kwaliteitscontrole, methodevalidatie en doorlopende instrumentbewaking waar een betrouwbare strooilichtbeoordeling vereist is.
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Questions about UV-VIS-standaard sodium nitrite, ROTI®Calipure, 50 g/l, strooilichtlimiet, 30 ml
What is this article?
UV-VIS-standaard sodium nitrite, ROTI®Calipure, 50 g/l, strooilichtlimiet, 30 ml is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Fotometers & spectrofotometers, inside Spectroscopie & fotometrie, in Instrumenten.
A photometer reads absorbance at one or a few wavelengths. A spectrophotometer scans or selects many. Both send light through a cuvette or a well. The wavelength range, UV or visible, and the bandwidth decide what can be measured. A visible-only instrument cannot read a nucleic acid at 260 nm.
A photometer or spectrophotometer sends light through a sample and reads how much was absorbed. In the range where the Beer–Lambert relation holds, absorbance tracks concentration. A refractometer reads how a liquid bends light, which tracks dissolved solids. A polarimeter reads the rotation of polarised light, the classical measurement for sugars. The lamp, the wavelength and the cuvette path length are the three things that have to be right before the number means anything. The optical quantities trace to NIST and the BIPM.
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Shelves beside this one are Refractometers & polarimeters and Lampen, cuvettehouders & accessoires.
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