Key Highlights
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Manufactured to International Recommendation OIML R111 specifications
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OIML Class E2 accuracy for high-precision calibration and reference use
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Complete calibration weight set from 500 mg through 50 g
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Supplied with protective case, with additional small case or vial if required
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Includes handling equipment for safe and contamination-free use
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High-polish surface finish for excellent mass stability
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Accredited calibration certificate included
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Ideal for analytical and precision balance calibration
The 500 mg â 50 g Calibration Weight Set, OIML Class E2 is engineered for laboratories and calibration environments that require precise, traceable mass standards without the need for primary reference accuracy. Manufactured in accordance with OIML R111 international standards, this E2 class set delivers reliable performance for routine reference calibration and verification.
The set includes multiple individual calibration weights covering micro and gram ranges, supplied in a protective case with appropriate handling equipment. The polished surface finish helps minimize contamination while maintaining long-term mass stability. An accredited calibration certificate is included, making this set suitable for regulated laboratory environments, quality management systems, and compliance audits.
OIML Class E2 weight sets are commonly used to calibrate Class I and Class II analytical balances in research, pharmaceutical, and industrial laboratory settings.
Applications
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Calibration of Class I and Class II analytical balances
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Reference mass verification
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Laboratory traceability programs
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Tolerance testing and compliance checks
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Educational and research laboratory use
Specifications
| Specification | Details |
|---|---|
| Weight Range | 500 mg â 50 g |
| Accuracy Class | OIML E2 |
| Standard | OIML R111 |
| Surface Finish | Polished |
| Material Density | 7.95 g/cm3 |
| Certificate | Accredited calibration certificate included |
| Packaging | Protective case with handling equipment |
500 mg through 50 g OIML Weight Set Contents
| Set Range | 500 mg â 1 mg | 500 mg â 100 mg | 50 g â 1 mg | 50 g â 1 g |
|---|---|---|---|---|
| Included Weights | 1 Ã 500 mg 2 Ã 200 mg 1 Ã 100 mg 1 Ã 50 mg 2 Ã 20 mg 1 Ã 10 mg 1 Ã 5 mg 2 Ã 2 mg 1 Ã 1 mg |
1 Ã 500 mg 2 Ã 200 mg 1 Ã 100 mg |
1 Ã 50 g 2 Ã 20 g 1 Ã 10 g 1 Ã 5 g 2 Ã 2 g 1 Ã 1 g 1 Ã 500 mg 2 Ã 200 mg 1 Ã 100 mg 1 Ã 50 mg 2 Ã 20 mg 1 Ã 10 mg 1 Ã 5 mg 2 Ã 2 mg 1 Ã 1 mg |
1 Ã 50 g 2 Ã 20 g 1 Ã 10 g 1 Ã 5 g 2 Ã 2 g 1 Ã 1 g |
| Piece Count | 12 | 4 | 20 | 8 |
| Total Weight | 1.11 g | 1 g | 111.11 g | 108 g |
| Class E1 Part # | 30850 | 30854 | â | â |
| Class E2 Part # | 30851 | 30855 | 96477 | 96478 |
| Class F1 Part # | 30852 | 30856 | 96479 | 96480 |
| Class F2 Part # | 30853 | 30857 | 96481 | 96482 |
| Class M1 Part # | 161537 | â | â | â |
Larger OIML Weight Sets
| Set Range | 500 g â 1 mg | 1 lb | 8 lb | 7.72 lb |
|---|---|---|---|---|
| Piece Count | 7 | 9 | 13 | 16 |
| Total Weight | 710 g | 1 lb | 8 lb | 7.72 lb |
| Part # | 12545 | 12630 | 12652 | 12659 |
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Achieve reliable and traceable calibration results with OIML Class E2 calibration weight sets from SellEton Scales. Contact our team today to request pricing, confirm availability, or speak with a calibration specialist for your laboratory requirements.
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Express Shipping: Overnight and faster shipping options available at additional costs. Quotes obtainable via email.
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Return Policy: 15-day return period for unused, original condition products. A 25% restocking fee applies. Buyer covers original and return shipping costs.
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