20ml Volumetric Flask,Global Glass,Class A wide Mouth. Case of 12

Description

Meet ATSM E 288 Specifiction -Size 5ml to 2000-MeetATSM E 237Specification – size 1ml and 2ml Calibrated TC- to Contain” Class A Calibration Tolerance for Highest Accuracy and the Most Critical Laboratory Work.Sppplied with Glass pennyhead sttoppers.Diamond etched Graduation Marks.High Resistance to Chemical.Durable White Enamel Printing