Description
Quercetin dihydrate is a phytochemical standard with a minimum purity of 95 %, the empirical formula C₁₅H₁₀O₇ · 2 H₂O, and a molar mass of 338,27 g/mol. It is identified by CAS number 6151-25-3 and EG number 612-158-3 This flavonoid hydrate is applied in analytical chemistry as a chromatography standard and in phytochemical work where a characterised quercetin form is required. Method development, calibration solution preparation, and comparative analyses benefit from the defined composition and identity data. Available from manufacturer Carl ROTH, the product suits workflows that need clear CAS, EG, and molar-mass information for accurate weighing and stock preparation. Laboratories handling plant-derived markers or flavonoid reference materials will find the stated purity and pack size practical for routine and specialised tasks. Transport classification references UN number 2811 where relevant to shipping documentation. Quercetin dihydrate therefore supports reproducible analytical practice across standards-oriented and research settings in the analytical chemicals and phytochemicals categories.
This article is part of Reference substances & reagents (other), in Analytical standards & reference materials.
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Questions about Quercetin dihydrate, min. 95 %, 25 g, plastic
What is this article?
Quercetin dihydrate, min. 95 %, 25 g, plastic is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Reference substances & reagents (other), inside Analytical standards & reference materials, in Lab chemicals.
A reference substance has a stated identity and a stated content, used to check a method or to standardise a titration. It is a more tightly specified article than a reagent grade bottle of the same name. The lot's certificate is part of the product.
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 Reference substances & reagents (other). The catalogue is Lab chemicals.
Shelves beside this one are ICP, AAS & ion standards, Chromatography standards (GC, HPLC, pesticides), Volumetric standard solutions (titration), Reagents for analysis (Ph. Eur., ASTM, DIN), Spectroscopy & physical property standards and Indicators & indicator solutions.
What should I check before I order?
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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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

