Reduce the risk of contaminating contents using Thermo Scientific™ Nalgene™ PPCO High-Profile Closures with Color Coders for Micro Packaging Vials. Offered in a variety of colors, polypropylene copolymer closures have no O-ring that can fall out and cont
Reduce the risk of contaminating contents using Thermo Scientific™ Nalgene™ PPCO High-Profile Closures with Color Coders for Micro Packaging Vials. Offered in a variety of colors, polypropylene copolymer closures have no O-ring that can fall out and cont
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