
These universal polyethylene caps are designed to fit most 12mm, 13mm, and 16mm test tubes, providing a secure and reliable seal. Made from durable polyethylene, they are suitable for a variety of laboratory applications. Each package contains 1000 blue caps.
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These universal polyethylene caps are designed to fit most 12mm, 13mm, and 16mm test tubes, providing a secure and reliable seal. Made from durable polyethylene, they are suitable for a variety of laboratory applications. Each package contains 1000 blue caps.
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