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Use these silicone stoppers to seal test tubes! These stoppers come in a convenient pack of 100 – perfect for kitting out or replenishing your school’s laboratory.

Silicone is known for its durability, meaning that these test tube stoppers will last for a long time even with regular exposure to chemicals.

 

 

Measurements

Top diameter: 15mm

Base diameter: 10mm

Height: 16mm

 

Suitable for use with test tubes with a 12mm diameter.

Silicon stopper for Test Tubes - 12mm PK100

$42.85Price
Quantity
3-5 days

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