Description
Knob weight class F1 is a precision single test weight intended for calibration, adjustment and routine verification of laboratory balances. Fabricated from polished special steel that is non-magnetizable, this 100 g knob-style mass piece supports secure handling and repeatable contact geometry in everyday weighing work. With a net mass of 0,100 kg it forms part of the F1 single-weight series spanning nominal values from 1 g to 10 kg, making it suitable for analytical and precision applications that specify this accuracy class. The polished surface finish promotes cleanability and reduces particulate build-up under normal laboratory conditions. Delivered in a protective plastic box, the weight can be kept orderly next to the balance or within a metrology storage system. Reference masses of this type are widely used for intermediate checks, quality records and performance monitoring of weighing instruments. This knob weight from manufacturer Sartorius combines robust special-steel construction with a practical knob form that eases transfer by tweezers or gloved hands. Gross weight including packaging is 0,110 kg. It is well suited to research, QC and production laboratories that rely on defined mass standards.
This article is part of Calibration & test weights, in Balances & scales.
Key features
- Pack size: 1 pc
- Storage temperature: Room Temperature
- Accuracy class: F1
- Material: Polished special steel, non-magnetizable
- Nominal mass: 100 g
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Questions about Knob Weight 100 g, OIML F1
What is this article?
Knob Weight 100 g, OIML F1 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.

