PELD, white. With coloured PP screw cap and PELD control dispensing tip. Reagent identification is made easy with the coloured closures. Closures are red, green, blue, white and yellow. These white bottles are ideal for UV light-sensitive products. Excellent chemical resistance; materials are suitable for most biotech, diagnostics and pharmaceutical applications. Dropper control tip snaps into place for a secure fit. Drops are dispensed one at a time. Leakproof.