Prevent septa push through and over- and under-tightening. With AVCS built into these 9mm screw caps you will get an optimal, consistent seal every time. X100 AVCS 9MM YEL CAP WITH T/RR SEPTA

Ready to use combination seals. X100 Screw 24 mm PP white closed deposit silicon / aluminum silver 50 ° C shore A

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 9mm Combination Seal: PP Short Thread Cap, blue, centre hole, aluminium liner, 0.06mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X100 24mm PP Screw Cap, white, centre hole

Ready to use combination seals. X100 24mm PP Screw Cap, white, centre hole, Butylred/PTFE grey, 55° shore A, 2.5mm

Available in an variety of styles to match your application. Pre-assembled caps and septa minimize contamination. X100 BLK PP 8-425 CAP+PRE SLIT TEF/SIL SEPTA

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 13mm PP Screw Cap, black, closed top, Natural Rubber red-orange/TEF , 60° shore A, 1.3mm

Pre-assembled caps and septa are convenient and minimize contamination from handling. X1000 18mm magnetic Universal-Screw Cap,open Top,Silic. white/Aluminium Foil silver,50° A,1.3mm

Pre-assembled caps and septa are convenient and minimize contamination from handling. X1000 24mm UltraBond PP Screw Cap, white, closed top, silic. nature/PTFE beige, 45° shore A, 3.2mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 15mm PP Screw Cap, black, closed top, Silicone white/PTFE red, 45° shore A, 1.3mm

Pre-assembled caps and septa are convenient and minimize contamination from handling. X1000 10mm PP Screw Cap,black,,10-425 thread, PTFE red/silic. white/PTFE red,45° A,1.0mm

Pre-assembled caps and septa are convenient and minimize contamination from handling. X1000 UltraClean : 18mm magnetic Universal-Screw Cap,closed top, Silic. white/PTFE red,45° A,1.3mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 8mm PP Screw Cap,black,centre hole,8-425 thread, silic. dark blue/PTFE white,45° A,1.3mm

13mm Screw Thread Caps feature a 13-425 thread finish. Available in an assortment of styles, pre-assembled caps and septa minimize contamination. X100 Assembled cap&septum, fits 4ml vial,C4015-75W

Pre-assembled caps and septa are convenient and minimize contamination from handling. X1000 18mm PP Screw Cap, black, centre hole, Butyl red/PTFE grey, 55° shore A, 1.6mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X100 40mm Combination Seal: PP Screw Cap, black, closed top, PTFE virginal, 53° shore D, 0.5mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 13mm PP Screw Cap, white, centre hole

Effectively eliminate septa push-through with Thermo Scientific™ National Screw Thread Caps with Bonded Septa. X100 10-425 BLACK BONDED CAP RED PTFE/WHITE SILICO100/Cs, MA: C4010-68A

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 9mm PP Short Thread Cap, red, centre hole, Natural Rubber red-orange/TEF , 60° shore A, 1.0mm

10mm Wide Opening Screw Caps and Septa feature a 10-425 thread finish and are available in an assortment of styles to match your application needs. White 10-425 cap,t/s septum, 1000/CsC4010-60AW

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 10mm PP Screw Cap, black, centre hole, 10-425 thread

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 9mm PP Short Thread Cap, blue, closed top, Natural Rubber red-orange/TEF , 60° shore A, 1.0mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 8mm PP Screw Cap, white, closed top, 8-425 thread

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 15mm PP-Screw Cap, black, open top, thread:15-425, cap-hight: 9.75mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 9mm PP Short Thread Cap, black, centre hole, Natural Rubber red-orange/TEF,60° shore A, 1.0mm

X100 13MM BLACK CAP,P/S/P SEPTA PACK OF 100

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 9mm UltraBond PP Short Thread Cap,black,centre hole, silic. white/PTFE red,45° shore A,1.3mm

Polypropylene caps are chemically inert and suitable for most chromatography applications. X1000 9mm PP Short Thread Cap,pink,centre hole, silic. white/PTFE blue,55° shore A,1.0mm,slitted

Thermo Scientific™ Screw Vial Caps and Seals are offered in a range of colors, with and without assembled septa, for use with a broad range of autosamplers. X1000 Cap Thermo Scientific with red PTFE/white(VE=1000Stck.)

Enables easy needle penetration and resealability with reduced handling and contamination risk and with no interfering peaks. Macherey-Nagel™ Screw Cap with Center Hole, N8 are pre-assembled, ready to use caps with medium-soft septa for use with N8 screw cap chromatography vials. Schraubkappe N8, schwarz, mit Bohrung und eingel.Dichtscheibe Sil./PTFE, VE=100 St.