What does 'NNP' signify for this weight?

Without further context from the manufacturer, 'NNP' is likely a proprietary designation or part number. Buyers should contact the seller for clarification on its specific meaning or origin.

How do I know if this 50+100g weight is suitable for my balance?

The suitability depends on the maximum capacity and readability of your balance, as well as the required accuracy class. Consult your balance's manual or contact its manufacturer for recommended calibration weight specifications.

Does this used weight come with a calibration certificate?

Used calibration weights do not always come with a current calibration certificate. Buyers should enquire with the seller if a certificate is included or if one can be provided at an additional cost, or plan for re-certification upon purchase.

What maintenance is required for calibration weights?

Maintenance typically involves careful handling to prevent damage, regular cleaning with appropriate solvents, and storage in a protective case to prevent contamination and wear. Avoid touching weights directly with bare hands.

Can I use this weight for balances requiring different accuracy classes?

Using a weight of a lower accuracy class than required by your balance can lead to inaccurate measurements. Conversely, using a higher accuracy class weight is generally acceptable but may be an over-specification for some applications.

Used NNP 50+100g Weight - Calibration Weights & Kits, photo 1

Used NNP 50+100g Weight - Calibration Weights & Kits, photo 2

Used NNP 50+100g Weight - Calibration Weights & Kits, photo 3

Used NNP 50+100g Weight - Calibration Weights & Kits

used Equipment

Available

Verified seller

NNP 50+100g Weight

Name: NNP 50+100g Weight
Brand: NNP
SKU: 412965
Price: 50 GBP
Availability: InStock

Price: £ 50

This listing is for a NNP 50+100g Weight. The unit is in full working condition and is ready for immediate release.

Cambridgeshire, United Kingdom

5,773 km away

Model Number

50+100g

Stock Number

412965

Machinery Masters View

Typical context for this category of equipment. Always confirm specifics with the seller.

Calibration of laboratory balances and scales in pharmaceutical research and development.
Verification of weighing equipment accuracy in biotech production facilities.
Quality control checks for analytical balances in university and industrial laboratories.
Routine calibration in metrology departments for maintaining measurement standards.
Testing and adjustment of precision scales used in compounding pharmacies.

Typical weight denominations: Calibration weights are commonly found in individual denominations (e.g., 50g, 100g) or as part of a set, allowing for various combined weights.
Material: For this class of equipment, weights are typically made from stainless steel or brass, often with a polished finish to resist corrosion and wear.
Accuracy class: Calibration weights are typically classified according to OIML (International Organisation of Legal Metrology) standards, such as E1, E2, F1, F2, M1, M2, M3, indicating their tolerance and suitability for specific balance types.
Construction: Solid, single-piece construction is common for individual weights to ensure stability and prevent material loss or gain over time.
Surface finish: A smooth, non-porous surface finish is typical to minimise the absorption of contaminants and facilitate easy cleaning.
Power supply: Calibration weights are passive instruments and do not require a power supply.

Without further context from the manufacturer, 'NNP' is likely a proprietary designation or part number. Buyers should contact the seller for clarification on its specific meaning or origin.

Calibration weights and kits are essential for maintaining measurement accuracy across laboratories, biotech and pharmaceutical facilities. Buyers typically prioritise certified traceability, material quality and condition of surface finish when purchasing used sets. Industry sentiment favours equipment from established manufacturers with documented calibration history. Common strengths include durability and long operational lifespan when properly stored. When buying used, verify calibration certificates, inspect for corrosion or damage, and confirm all weights in the set are present and accounted for.

General overview for this equipment type

Machinery Masters Intelligence. General guidance for this category of equipment only, not a substitute for the seller's exact specifications. Always confirm details with the seller.