Description
PCB 142 is a hexachlorobiphenyl congener offered as a ROTI®Star reference material for laboratory chromatography and environmental analysis. With CAS number 41411-61-4, empirical formula C₁₂H₄Cl₆ and molar mass 360,88 g/mol, it enables clear congener assignment and quantitative work. The 5 mg glass pack is practical for preparing calibration standards, fortification solutions and quality-control materials used in gas chromatography. Individual PCB congeners are essential when laboratories profile persistent organic pollutants across environmental matrices such as soil, water, sediment and biota. This standard from manufacturer Carl ROTH integrates readily into method validation, routine monitoring and confirmatory GC applications that require a reliable PCB 142 reference. It may be used alone or within multi-congener calibration schemes depending on the analytical scope. Dissolve and handle under appropriate controls in line with your validated procedures for PCB determination and related research in environmental and chromatographic laboratories.
This article is part of ICP, AAS & ion standards, in Analytical standards & reference materials.
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Questions about PCB 142, ROTI®Star, 5 mg, glass
What is this article?
PCB 142, ROTI®Star, 5 mg, glass is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in ICP, AAS & ion standards, inside Analytical standards & reference materials, in Lab chemicals.
An ICP, AAS or ion standard is a solution of a stated element or ion at a stated concentration, with an uncertainty. It is the calibration point of a spectrometer or an electrode. The matrix, often dilute acid, has to match the method. A standard past its expiry is not that concentration.
A reference material is the article against which another result is compared. Its value is stated, and the uncertainty of that value is part of the product. An ICP or ion standard is a solution of known concentration. A volumetric standard is for titration. A chromatography standard is the peak you match. The grade names, including pharmacopoeia and ASTM, say which impurities were limited. Identity is checked on PubChem. Names follow IUPAC. Medicinal grades follow the European Pharmacopoeia and USP.
Which category should I open next?
The category is Analytical standards & reference materials. The sub-category is ICP, AAS & ion standards. The catalogue is Lab chemicals.
Shelves beside this one are Chromatography standards (GC, HPLC, pesticides), Reference substances & reagents (other), Volumetric standard solutions (titration), Reagents for analysis (Ph. Eur., ASTM, DIN), Spectroscopy & physical property standards and Indicators & indicator solutions.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

