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In clinical diagnostics and in critical research applications, SureSeal&#153; individually wrapped sterile tubes ensure absolute sterility and eliminate contamination risks that can compromise patient samples or research experiments. The peel packs can be opened quickly and easily under the hood or on-the-spot for individual patients at the sample collection site. These tubes are made of medical grade, high clarity polypropylene and conform with FDA 21CFR. They have molded graduation lines and a frosted marking area, and are supplied with a blue screw cap with a silicone O-ring that assures a leakproof seal from -90&#176;C to +121&#176;C. SureSeal™ tubes are RNase, DNase, pyrogen/endotoxin free and may be centrifuged at up to 22,000xg. Features:<ul Style="Margin-Top:0Px; Padding-Top: 5Px; Padding-Bottom: 5Px;"><li>Ultra-clear polypropylene</li><li>Molded or non-graduated options</li><li>Leak-proof O-ring seal</li><li>Light-blocking amber available</li><li>Sterile, RNase, DNase, Pyrogen free</li><li>Guaranteed sterile</li><li>Ideal for critical samples</li><li>Easy-open "peel packs"</li></ul>

MTC Bio&#153; Screw Cap Microtube w/ O-Ring, Sterile, 2 ml Capacity, Pack of 500

screw-cap-microtube-w-o-ring-sterile-2-ml-capacity-pack-of-500

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MTC Bio™ Screw Cap Microtube w/ O-Ring, Sterile, 2 ml Capacity, Pack of 500