Screw Caps

We sell a wide variety of screw caps that are compatible with our range of Screw Cap Microcentrifuge Tubes. We offer up to 8 different colours with 'o'-rings. Samples available on request.

Select the style of screw cap from the list here or browse our full range listed below:

Screw cap with red 'o'-ring for use with Elkay Microtubes. 

During 2020, we shall be selling our screw caps (021-4800-XXX series) in packs of 1000 from packs of 500.

When ordering online, ensure you buy even number packs of 500.

 ALL CAPS ARE DNASE AND RNASE FREE

Screw Cap with 'o'-ring, for microtubes with printed graduations, natural

Cat. No.: 021-4800-500F

Price: £68.25

Screw cap with 'o'-ring for use with Elkay microtubes 021-4 series. Other colours available.

Screw Cap with 'o'-ring, for microtubes with printed graduations, blue

Cat. No.: 021-4800-501F

Price: £68.25

Screw cap with 'o'-ring for use with Elkay microtubes 021-4XX series Other colours available.

Screw Cap with 'o'-ring, for microtubes with printed graduations, green

Cat. No.: 021-4800-502F

Price: £68.25

Polypropylene screw cap with ethylene/propylene 'o'-ring for use with Elkay microtubes 021-4XX series  

Screw Cap with 'o'-ring, for microtubes with printed graduations, red

Cat. No.: 021-4800-504F

Price: £68.25

Polypropylene screw cap with ethylene/propylene 'o'-ring for use with Elkay microtubes 021-4XXX series.

Screw Cap with 'o'-ring, for microtubes with printed graduations, lilac

Cat. No.: 021-4800-505F

Price: £68.25

Polypropylene screw cap with ethylene/propylene 'o'-ring for use with Elkay microtubes 021-4XX series

Screw Cap with 'o'-ring, for microtubes with printed graduations, yellow

Cat. No.: 021-4800-506F

Price: £68.25

Polypropylene screw cap with ethylene/propylene 'o'-ring for use with Elkay microtubes. Other colo

Screw Cap with 'o'-ring, for microtubes with printed graduations, white

Cat. No.: 021-4800-509F

Price: £68.25

Polypropylene screw cap with ethylene/propylene 'o'-ring for use with Elkay microtubes