Polypropylene Open Top Screw Caps w/o Septa-NSC B7807-15

National Scientific Company (Thermo Scientific)

MPN:
B7807-15
Sales Unit:
PACK
Cap Size: 15-425
$11.85
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These polypropylene screw caps won't contaminate samples with syringe needle insertion, unlike phenolic caps that can flake. Open top closures without septa.