Weighing Paper
Weighing paper is essential laboratory consumable used for accurate sample handling and to prevent contamination of balances during weighing.
Product
Weighing Paper
Weighing paper is essential laboratory consumable used for accurate sample handling and to prevent contamination of balances during weighing.
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Guide and selection support
Weighing paper is primarily used to transfer and weigh samples on laboratory balances cleanly and without loss. It protects the weighing surface from contamination and makes it easier to handle small, fine, or powdered samples.
When selecting weighing paper, key factors include material thickness, size, and absorbency. Various sheet sizes and roll formats are available to suit different laboratory needs, supporting precise and convenient workflow.
LabFinder enables targeted searches for appropriate weighing paper, providing clear category structure and factual details to facilitate informed laboratory procurement.
Use and benefits
Weighing paper is a single-use laboratory consumable, mainly employed for sample preparation before weighing. It allows samples to be weighed without contamination or loss. Weighing paper is especially useful for powders, fine samples, or hygroscopic substances, as it prevents direct contact with the weighing pan and assists with transferring samples. This keeps laboratory balances clean, simplifies maintenance, and minimizes errors due to residue.
Selection criteria
Important selection criteria include size, material quality, absorbency, and thickness. Weighing paper is available as sheets or rolls, allowing adaptation to diverse laboratory applications and sample amounts. Thin, tear-resistant, acid-free weighing paper is generally preferred, as it does not interact with samples or distort measurements. The optimal choice depends on sample type, balance model, and workflow requirements.
Variants and measurement principles
Most weighing paper is white, matte, and slightly textured to help sample retention. Typically, it is chemically neutral or mildly absorbent to absorb moisture without altering the sample. Formats vary from standard pre-cut sheets (e.g., 100 mm x 100 mm) to rolls of variable width. Special types may feature tailored materials for demanding chemical or physical conditions.
Quality, storage and handling
Weighing paper is designed for single use and is usually discarded after serving its purpose. For best results, it should be stored dry, flat, and dust-free. Quality control focuses on material purity and precise sizing to ensure reproducible results.
Application limits
Weighing paper is less suitable for extremely fine or dusty samples that can be contaminated by fibers. In such cases, alternatives like weigh boats or glass weighing dishes may be preferred. Moist samples may also cause issues by wetting the paper and affecting measurement accuracy.
Search terms and related terms
Other terms for weighing paper helpful for searching include "balance paper", "weighing sheet", "analytical weighing paper", or "laboratory weighing paper". These variations improve search results by matching different user preferences and search habits.
Also known as
balance paper
weighing sheet
analytical weighing paper
laboratory weighing paper
weighing boat paper
weighing support paper
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Suitable brands
Frequently asked questions
What is the purpose of weighing paper in the laboratory?
Weighing paper is used to transfer and weigh samples cleanly, to avoid contamination and sample loss, and to protect the balance surface. It acts as a barrier and carrier, especially for fine or powdery substances.
What types of weighing paper are available?
Weighing paper is offered in various formats, such as pre-cut sheets in standard sizes and rolls. It is usually absorbent, tear-resistant, and minimally reactive, making it suitable for a wide range of sample types.
How do I select the right weighing paper?
Selection depends on the type and size of the sample as well as the weighing procedure. Consider factors like quality, size, absorbency, and whether you need sheets or rolls for your workflow.
Are there limitations to using weighing paper?
Weighing paper is not ideal for very moist or excessively fine samples, as it may become saturated or shed fibers. For these, weigh boats or glass dishes may offer better results.
How should weighing paper be stored and handled?
Weighing paper should be kept dry, flat, and free from dust to maintain its properties. It is a disposable item and should be discarded after a single use.
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