47 Caps & Closures
Microlink ® Screw Caps ■ Ideal for use with biological media, volatile solvents, corrosive chemicals and sensitive compounds ■ Liner is ultrasonically welded to the cap to eliminate the possibility of glue contamination and bond failure common with autoclaving ■ Available in convenient Lab Pack quantities as well as larger Case Packs ■ Low-compression-set silicone ideal for the storage of samples for prolonged period of time over wide temperature ranges ■ PTFE or polypropylene on the exposed face of the liner imparts an inert, chemical-resistant surface ■ Open top caps provide access with a syringe ■ Autoclavable Cat. No. Cap Size Cap Style Cap Material Color
Cap Liner
Autoclavable
Qty / Case
240250-01
20-400 20-400
Solid Top Solid Top
Polypropylene Polypropylene
White White
PP / Silicone / PTFE PP / Silicone / PTFE
Yes Yes
48
240250
600
240251-01
24-400
Solid Top
Polypropylene
White
PP / Silicone / PTFE
Yes
48
240240-01
28-400
Open Top
Polypropylene
White
PP / Silicone / PTFE
Yes
48
240241-01
33-400 33-400
Open Top Open Top
Polypropylene Polypropylene
White White
PP / Silicone / PTFE PP / Silicone / PTFE
Yes Yes
24
240241
240
240106 240112
33-430 33-430
Solid Top Open Top
Polypropylene Polypropylene
Black Black
PP / Silicone
Yes Yes
50 50
PP / Silicone / PTFE
240235-01 240256-01
38-430 38-430 38-430 70-400
Solid Top Solid Top Open Top Solid Top
Polypropylene Polypropylene Polypropylene Polypropylene
White White Black White
PP / Silicone / PP PP / Silicone / PTFE PP / Silicone / PTFE PP / Silicone / PTFE
Yes Yes Yes Yes
24 24 50 12
240114 240200
Septa for Open Top Caps, Autoclavable
Liquid Scintillation Vial Screw Caps ■ Screw caps for WHEATON liquid scintillation vials ■ Use as replacement caps or for vials that are provided without caps ■ Choose the right size screw cap for your vial ■ Select cap and liner material for your application ■ Not autoclavable Cat. No. Cap Size (mm) Cap Material
Cat. No.
For Cap Size (mm)
Material
Qty / Case
Locking Flange Septa 240563 33
Cap Liner Material Qty / Case
Chlorobutyl / 50
100
241009 240804 241017 240817 240917 241317 240805 241018 240818
15-425 22-400 22-400 22-400 22-400 22-400 24-400 24-400 24-400
Urea
Metal Foil Metal Foil Metal Foil
1000 1000 1000 1000 1000 1000 1000 1000 1000
Polypropylene
Plain Septa W240580 W240581A W240583A W240593 W240584A W240594 W240585 W240596 W240586A W240587 W240598A W240588B W240599 W240590 I052665
Urea Urea Urea
8 8
Red PTFE Faced Silicone PTFE Faced Silicone PTFE Faced Silicone PTFE Faced Butadiene PTFE Faced Silicone
100 100 100 100 100 100 100 100 100 100 100 100 100 100
Polyethylene Disc
PE Cone Linerless Foil / Pulp Metal Foil
13 13 15 15 18 20 20 22 24 24 24 33 45
Polyethylene Polypropylene
Urea Urea
PTFE Faced Natural Red Rubber
Polyethylene Disc
PTFE Faced Silicone
ETFE Faced Natural Red Rubber
PTFE Faced Silicone PTFE Faced Silicone
PTFE Faced Semi-Translucent Silicone
PTFE Faced White Silicone PTFE / Silicone / PTFE PTFE Faced Silicone PTFE Faced Silicone for Celstir ® Sidearm Cap
1
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