Calibration Weight, ASTM Class 1, 5g – SKU: 80781107

This 5g ASTM Class 1 calibration weight delivers the highest level of accuracy for precision balance calibration and verification in demanding laboratory environments. Ideal for analytical laboratories, quality control departments, and research facilities where metrological excellence is essential, this calibration weight meets the stringent tolerances defined by ASTM E617 Class 1 specifications. This weight is supplied without an accredited certificate, making it suitable for routine calibration checks and internal quality procedures.

• ASTM Class 1 accuracy – meets the tightest tolerance standards for laboratory calibration
• Nominal mass: 5 grams
• Constructed from high-quality stainless steel for durability and corrosion resistance
• Supplied without accredited certificate – ideal for internal calibration and routine verification
• Suitable for calibrating analytical and semi-micro balances
• Recommended for use in quality control, pharmaceutical, and research laboratory settings