Description
PCB 115 is a defined polychlorinated biphenyl congener offered as a ROTI®Star laboratory standard for environmental analysis and chromatographic work. Identified by CAS number 74472-38-1 and the empirical formula C₁₂H₅Cl₅, this pentachlorobiphenyl has a molar mass of 326,43 g/mol. It is supplied in a 5 mg glass pack suited to preparation of calibration solutions and reference mixtures for gas chromatography. Analytical laboratories rely on individual PCB congeners of this type when developing or verifying methods for persistent organic pollutants in environmental matrices. The material is available from manufacturer Carl ROTH within the ROTI®Star range and is intended for professional use in chromatography and related environmental workflows. Gas-chromatographic separation and detection of PCB patterns benefit from well-characterised congener standards that support peak assignment and quantitative evaluation. Researchers and routine laboratories can incorporate PCB 115 into multi-congener calibration sets or use it as a single-component reference during method validation. The compact 5 mg presentation is practical for stock-solution preparation. Identity data including EG number 690-295-8 aid documentation in regulated analytical environments.
This article is part of ICP, AAS & ion standards, in Analytical standards & reference materials.
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Questions about PCB 115, ROTI®Star, 5 mg, glass
What is this article?
PCB 115, 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.
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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.

