Description
Litmus papers in 5 m rolls are classic indicator strips for rapid, semi-quantitative pH assessment in the laboratory. Supplied as red litmus paper with a working range of pH 5–8, the roll has a strip width of 10 mm, making it convenient to tear off the length needed for each test. Colour change against a reference scale supports quick checks of aqueous samples, buffers and process solutions without the need for instrumentation. These rolls from manufacturer MACHEREY-NAGEL fit routine workflows in teaching labs, quality control and general analytical practice where simple acid–base indication is required. One roll is provided per pack, offering a compact, ready-to-use format that stores easily beside the bench. The paper is intended for pH screening rather than high-precision titration endpoints, and complements electrode methods when a fast visual answer is sufficient. Categories cover pH papers and indicators within measuring instruments for laboratory use. Clear roll presentation helps maintain clean handling and consistent strip dimensions from test to test.
This article is part of pH meters, in pH & electrochemistry.
Key features
- Pack size: 1 roll
- Length: 5 m
- Width: 10 mm
- Type: Red litmus paper
- pH range: 5–8
- Safety Data Sheet:
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Questions about Litmus papers, 5m rolls, width 10 mm, red pH 5 - 8, 1 roll(s)
What is this article?
Litmus papers, 5m rolls, width 10 mm, red pH 5 - 8, 1 roll(s) is the article on this page. Luminix Health distributes Macherey-Nagel for laboratory use. It sits in pH meters, inside pH & electrochemistry, in Lab instruments.
A pH meter reads the electrode and displays pH, after calibration with at least two buffers. A meter that cannot be calibrated is a voltmeter. Resolution to 0.001 is not the same as accuracy. Portable and benchtop meters differ in the electrodes they accept and in the data they store.
A pH meter is a voltmeter on a glass electrode. The voltage tracks hydrogen-ion activity, and the electrode is converted to pH only after it is adjusted with buffers of known value. Conductivity measures how well a solution carries a current, which for dilute salts tracks concentration. Dissolved oxygen and titration are further electrodes on the same idea: a sensor, a standard, and a reading that is only as fresh as the calibration. Buffer values and chemical identity sit on PubChem. Accreditation of the calibration laboratory is the field of BELAC and EURAMET.
Which category should I open next?
The category is pH & electrochemistry. The sub-category is pH meters. The catalogue is Lab instruments.
Shelves beside this one are pH electrodes & sensors, Conductivity meters & cells, Dissolved oxygen & multiparameter meters, Titrators & electrochemistry systems and pH & electrochemistry accessories.
What should I check before I order?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.