Test tube stopper - bottom ø-21mm top ø-28mm No central hole

Home>Plastic, Silicon & Rubber>Stoppers, caps and bungs>Silicon stoppers > Test tube stopper - bottom ø-21mm top ø-28mm No central hole

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$2.72

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Brand: Huaou

Part Number: SGS2128B

Availability: In stock

Specifications

With approx 8mm diameter hole with porcelain stopper