Testina di distillazione vetro 19# con connettore adattatore forma Y vetreria

14# Borosilicate Glass Distillation 3-Joints Distilling Head Lab Connector. 19# Borosilicate Glass Distillation 3-Joints Distilling Head Lab Connector. 29# Borosilicate Glass Distillation 3-Joints Distilling Head Lab Connector.

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