Azzota Analytical Calibration Weights Sets, Stainless Steel,  Class 2, 1mg (0.001g), ASTM Class E1, E2, F1, F2 available,  rectangular available too. 
  • Low magnetic permeability
  • High corrosion resistance
  • Premium stainless steel
  • Electrolytic polishing ensures smooth, glossy surface
  • Magnetization and susceptibility of all weights are strictly controlled to ensure compliance with standards