Screw caps
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AS347AQX
Septum screwcap in polypropylene, for microcentrifuge tubes, Simport
The screw cap incorporates a pierceable septum made of chemically resistant PTFE on the outside and silicone on the inside, both components being stable over a broad range of temperatures. The septum also acts as a silicone o-ring for better sample protection. It is especially made to fit and be used with all Simport Micrew™ microcentrifuge Tubes. The cap is pierceable with pipet tips as well as with syringe needles.
Box
(250)
AS504AQX
Septum screw cap for sample tube T501, polypropyleen, Simport
The screw cap incorporates a pierceable septum made of chemically resistant PTFE on the outside and silicone on the inside, both components being stable over a broad range of temperatures. The septum also acts as a silicone o-ring for better sample protection. It is especially made to fit and be used with all Simport Micrew™ microcentrifuge Tubes. The cap is pierceable with pipet tips as well as with syringe needles.
Box
(250)
CS340NLSFT
Cap for microtube, flat, without O-ring, natural, Simport
The following closures have a flat top to accommodate automatic capping machines.
Box
(1000)
CS340NOSFTTP
Cap for microtube, flat, O-ring, natural, Simport
The following colors are available on special order: blue, green, lilac, red, yellow and white.
Box
(1000)