Precision Calibration Weights
DINTOK offers a complete range of precision calibration weights manufactured according to OIML R111. Individual weights and complete weight sets are available in all accuracy classes from E1 to M3, covering applications from analytical laboratories to industrial calibration.
| Accuracy Class | Milligram Weights | Gram Weights | Kilogram Weights |
| E1 | 1 mg – 500 mg | 1 g – 500 g | 1 kg – 20 kg |
| E2 | 1 mg – 500 mg | 1 g – 500 g | 1 kg – 20 kg |
| F1 | 1 mg – 500 mg | 1 g – 500 g | 1 kg – 1000 kg |
| F2 | 1 mg – 500 mg | 1 g – 500 g | 1 kg – 1000 kg |
| M1 | 1 mg – 500 mg | 1 g – 500 g | 1 kg – 1000 kg |
| M2 | — | 500 g | 1 kg – 10 Ton |
| M3 | — | 500 g | 1 kg – 10 Ton |
OIML R111 Standard Calibration Weights
DINTOK offers a complete range of precision calibration weights manufactured in accordance with the international OIML R111 standard. Our products are designed for laboratories, calibration centers, research institutes, pharmaceutical industries, universities, and industrial quality control applications.
Manufactured from premium-quality stainless steel, DINTOK calibration weights provide excellent accuracy, long-term stability, and superior corrosion resistance, ensuring reliable calibration performance.
Product Range
- Knob Weights
- Cylindrical Weights
- Slotted Weights
- Wire Weights
- Sheet Weights
- Fractional Weights
- Individual Weights
- Weight Sets
Accuracy Classes
- E1
- E2
- F1
- F2
- M1
- M2
- M3
Features
- Manufactured according to OIML R111
- High-grade stainless steel construction
- High accuracy and long-term stability
- Excellent corrosion resistance
- Mirror or satin surface finish
- Available as individual weights or complete weight sets
- Wooden, aluminum, or ABS storage cases available
- Calibration certificate available upon request
Applications
- Calibration Laboratories
- Metrology Institutes
- Research & Development Laboratories
- Pharmaceutical Industry
- Universities & Educational Institutions
- Industrial Quality Control
- Manufacturing Facilities


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