Description
ICP Multi-Element Standard Solution CR-94 is a ROTI®Star multi-element calibration standard formulated with four rare-earth and related elements—europium (Eu), gadolinium (Gd), lanthanum (La) and terbium (Tb)—each at 100 mg/l in 3 % nitric acid (HNO3). provides a convenient ready-to-use solution for calibration and quality control in ICP-OES, ICP-MS and related atomic spectroscopy applications. Reported physical properties include a density of approximately 1 g/cm³ and a boiling point of 100 °C, matching typical aqueous acidic matrices employed in multi-element trace analysis. Analysts determining lanthanide suites can use this defined composition from manufacturer Carl ROTH to align instrument response across Eu, Gd, La and Tb channels with minimal preparation effort. The pre-mixed standard supports reproducible workflows in research and routine laboratories, reducing dilution steps and helping maintain consistent performance during simultaneous multi-element measurements in spectroscopy and spectrometry environments.
This article is part of ICP, AAS & ion standards, in Analytical standards & reference materials.
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Questions about ICP Multi-Element Standard Sol. CR-94, ROTI®Star 4 elements, 100 mg/l, 100 ml
What is this article?
ICP Multi-Element Standard Sol. CR-94, ROTI®Star 4 elements, 100 mg/l, 100 ml 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.

