The Snap-Cap Microcentrifuge Tube is available in five sizes, 250µl, 400µl, 500µl, 1.5ml and 1.8ml. All sizes have attached, tight-fitting Snap-Caps for optimal sealing during sample processing and centrifugation. Colours: Natural (white) for 250µl, 400µl, and 500µl. The 1.5 ml and 1.8ml sizes are available in natural and four additional colours for colour-coding.

Now there's a safe, economical way to cap and recap blood collection tubes and disposable glass culture tubes, regardless of manufacturer. Uni-Flex® Safety Caps are available for a wide range of biomedical and industrial applications. The Uni-Flex® Safety Cap liquid tight seal ensures sample integrity and prevents spillage of serum samples. Uni-Flex® Safety Caps protect your laboratory staff from the aerosols of highly infectious organisms such as TB and the HTLV-III virus.

The Hexa-Flex liquid-tight seal ensures sample integrity and prevents spillage of serum samples. Hexa-Flex Safety Caps are available in a variety of colours which helps guard against sample cross-contamination and is convenient for colour-coding to particular R&D projects. Hexa-Flex Safety Caps protect your laboratory staff from highly-infectious organisms such as TB and the HTLV-III virus.