Description
M1 knob weight is an individual test weight designed for calibration and routine checking of balances in laboratory and technical environments. Covering nominal values from 1 g to 10 kg, this knob-style piece is made from galvanized brass and is supplied in a plastic box for protected storage and handling. The M1 accuracy class supports everyday verification tasks where a defined tolerance class and robust single-weight format are required. Galvanized brass construction provides a practical, durable mass standard suitable for quality-control benches, service work and educational or industrial weighing stations. As a single knob weight rather than a full set, it allows targeted replacement or extension of existing M1 collections. This product from manufacturer Sartorius is intended for users who need clearly classed individual weights with simple plastic-box packaging. Delivered as 1 pc, it is ready for integration into test-weight inventories used for balance adjustment, intermediate checks and documented metrological control without additional set components.
This article is part of Calibration & test weights, in Balances & scales.
Key features
- Pack size: 1 pc
- Storage temperature: Room Temperature
- Accuracy class: M1
- Form: Knob weight
- Material: Galvanized brass
- Nominal range: 1 g to 10 kg
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Questions about Knob Weight 5 g, OIML M1
What is this article?
Knob Weight 5 g, OIML M1 is the article on this page. Luminix Health distributes Sartorius for laboratory use. It sits in Calibration & test weights, inside Balances & scales, in Lab instruments.
A test weight is a mass of a stated class, used to check a balance. The class sets the tolerance. A weight that is dirty, or that has been handled with bare fingers, is no longer that class. The certificate ties the weight to a standard.
A balance compares a mass with a standard. An analytical balance reads to 0.1 mg or finer and needs a draft shield and a stable bench. A precision balance is coarser and faster. A platform scale takes a heavier load. The reading is only as good as the calibration chain back to the kilogram, which is why test weights and a certificate exist. A moisture analyser is a balance with a heater: it records the loss of mass as water leaves. The unit of mass is kept by the BIPM, compared across Europe by EURAMET, and accredited by BELAC. NIST publishes the same measurement foundations.
Which category should I open next?
The category is Balances & scales. The sub-category is Calibration & test weights. The catalogue is Lab instruments.
Shelves beside this one are Precision balances, Balance accessories, calibration & certificates, Bench, platform & industrial scales, Analytical balances and Moisture analysers.
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.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Delivery across Europe, two to five days when in stock. 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.

