Beschrijving
AQUADUR 5-25 is a water-hardness test-strip system designed for rapid semi-quantitative determination of total hardness in aqueous samples. The strips indicate hardness in discrete steps of 5 >10 >15 >20 >25 degrees German hardness (°dH), giving a clear visual readout for routine screening in environmental, process and laboratory water analysis. Each test strip is supplied individually sealed; the printed foil pouch protects the reactive pads until use and supports straightforward identification in high-throughput workflows. A pack contains 1000 sealed strips, suited to continuous monitoring programmes, service laboratories and field kits where large numbers of determinations are required. The AQUADUR chemistry is intended for straightforward dip-and-read evaluation without complex instrumentation, making it practical for on-site checks as well as bench-top screening. Manufactured by Macherey-Nagel, these sealed AQUADUR 5-25 strips fit standard environmental-analytics test-kit applications where reliable hardness classification across the stated °dH range is needed. The individually sealed format helps maintain strip integrity during storage and transport prior to opening.
This article is part of Reference substances & reagents (other), in Analytical standards & reference materials.
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Questions about AQUADUR 5-25, single sealed / 1000 pcs
What is this article?
AQUADUR 5-25, single sealed / 1000 pcs is the article on this page. Luminix Health distributes Macherey-Nagel for laboratory use. It sits in Referentiestoffen & reagentia (overig), inside Analytische standaarden & referentiematerialen, in Chemicaliën.
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.
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The category is Analytische standaarden & referentiematerialen. The sub-category is Referentiestoffen & reagentia (overig). The catalogue is Chemicaliën.
Shelves beside this one are ICP-, AAS- & ionstandaarden, Chromatografiestandaarden (GC, HPLC, pesticiden), Volumetrische standaardoplossingen (titratie), Reagentia voor analyse (Ph. Eur., ASTM, DIN), Spectroscopie- & fysische-eigenschapsstandaarden and Indicatoren & indicatoroplossingen.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

