Description
PCB 137 is a polychlorinated biphenyl congener presented as a ROTI®Star reference material for analytical and environmental laboratories. With CAS number 35694-06-5, empirical formula C₁₂H₄Cl₆ and a molar mass of 360,88 g/mol, it is a hexachlorobiphenyl suited to congener-resolved studies. The product is offered as a 5 mg pack in glass, enabling precise preparation of stock and working solutions without excess material. Individual PCB standards such as PCB 137 support gas chromatography methods used to separate, identify and quantify specific congeners in environmental matrices. They are applied in calibration, recovery checks and confirmatory analysis where mixture standards alone are insufficient. This material is supplied from manufacturer Carl ROTH in the ROTI®Star line aimed at chromatography and environmental analysis. Clear chemical designation, compact glass packaging and relevance to GC-based PCB workflows make PCB 137 a practical reference choice for laboratories performing targeted congener determination and related quality-control tasks.
This article is part of ICP, AAS & ion standards, in Analytical standards & reference materials.
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Questions about PCB 137, ROTI®Star, 5 mg, glass
What is this article?
PCB 137, 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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When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

