ISO-385 USP Batch Calibration Certificate


  • With Batch Certificate
  • Complies With DIN/ISO 385 and USP Standards
  • Durable Blue Print
  • Schellbach Stripe For Precise Liquid Dispensing and Accurate Meniscus Reading

Glass Boro 3.3 Blue Printing Chemical Resistant Needle Class AS


Burettes with PTFE needle valve stopcock