SciLab® PTFE Head Stopper, with Flat-bottom & head, Excellent Chemical·Corrosion·Temp-ResistanceASTM & DIN Joint, With Trapezoidal Ring for High Vacuum & Tight Sealing Effect, -200℃+280℃, PTFE 스토퍼 > 스토파/캡
SciLab® PTFE Head Stopper, with Flat-bottom & head, Excellent Chemical·Corrosion·Temp-ResistanceASTM & DIN Joint, With Trapezoidal Ring for High Vacuum & Tight Sealing Effect, -200℃+280℃, PTFE 스토퍼 > 스토파/캡