Volumetric flasks with ground joint, clear glass - Class A blue graduation

  • made of borosilicate glass 3.3
  • in compliance with DIN EN ISO 1042
  • very good chemical resistance
  • minimal thermal expansion
  • high resistance to thermal shocks
  • autoclavable
  • calibrated ”In” (to contain)
  • with 1 circular mark
  • printed with fused-on enamel colour resistant against most acid and alkaline solutions
  • supplied with NS poly stopper


DIN Beschriftung
Conformity means compliance with the German Calibration Regulations and the relevant standards. By imprinting the conformity symbol ”H” we confirm that the measuring device complies with these conditions. A batch certificate of conformity is supplied together with every box. On request individual certificates of conformity are available.


Class A blue graduation:
Cat. No.CapacityGround jointToleranceUnit
23321615 mlNS 7/16± 0,025 ml10
23321715 mlNS 10/19± 0,040 ml10
233218110 mlNS 7/16± 0,025 ml10
233219110 mlNS 10/19± 0,040 ml10
233220120 mlNS 10/19± 0,040 ml10
233221125 mlNS 10/19± 0,040 ml10
233222150 mlNS 12/21± 0,060 ml10
233223150 mlNS 14/23± 0,100 ml10
2332241100 mlNS 12/21± 0,100 ml10
2332251100 mlNS 14/23± 0,100 ml10
2332261200 mlNS 14/23± 0,150 ml10
2332271250 mlNS 14/23± 0,150 ml10
2332281500 mlNS 19/26± 0,250 ml10
23322911000 mlNS 24/29± 0,400 ml10
23323012000 mlNS 29/32± 0,600 ml5
23323115000 mlNS 34/35± 1,200 ml1


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  • Product: Volumetric flasks with ground joint, clear glass
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