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Caps: Screw, Autosampler, 9mm Thread, w/pre-slit bonded Silcone/PTFE Septa, Blue, MicroSolv™ Brand, 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit bonded Silcone/PTFE Septa, Blue, MicroSolv™ Brand, 100/PK

Caps, autosampler, screw top, with bonded preslit natural silicone/ white PTFE septa.  Blue. Fo..

$45.02

Caps: Screw, Autosampler, 8mm Thread, with fitted Silcone/PTFE Septa, Black, BASIK™ Brand, 1,000/CS

Caps: Screw, Autosampler, 8mm Thread, with fitted Silcone/PTFE Septa, Black, BASIK™ Brand, 1,000/CS

Narrow Mouth Vials - Silicone Rubber / PTFE - Best Value Pack Caps, Screw Top, with Silicone R..

$194.66

Caps: Screw, Autosampler, 8mm Thread, with fitted Pre-Slit, Silcone/PTFE Septa, Black, BASIK™ Brand, 1,000/CS

Caps: Screw, Autosampler, 8mm Thread, with fitted Pre-Slit, Silcone/PTFE Septa, Black, BASIK™ Brand, 1,000/CS

Narrow Mouth Vials - Pre-Slit Silicone Rubber / PTFE - Best Value Pack Caps, Screw Top, with S..

$237.20

Caps: Screw, Autosampler, 13mm Thread, with fitted Silcone/PTFE Septa, Black, BASIK™ Brand, 100/PK

Caps: Screw, Autosampler, 13mm Thread, with fitted Silcone/PTFE Septa, Black, BASIK™ Brand, 100/PK

For Use with 4mL Vials - Silicone Rubber / PTFE - Best Value Pack Caps, Screw Top, with S..

$24.04

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Bonded Septa, Purple, Soft-Guard™ Brand, 1,000/CS

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Bonded Septa, Purple, Soft-Guard™ Brand, 1,000/CS

Soft-Guard™ Septa - Easy to Pierce - Improved Resealing Soft-Guard™ 9-425mm screw thread ..

$261.32

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Bonded Septa, Blue, Soft-Guard™ Brand, 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Bonded Septa, Blue, Soft-Guard™ Brand, 100/PK

Soft-Guard™ Septa - Easy to Pierce - Improved Resealing Soft-Guard™ 9-425mm screw thread ..

$27.48

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Septa, Blue, AQR™ Brand. 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Septa, Blue, AQR™ Brand. 100/PK

Ultra-Pure Septa-No Color Added Silicone Rubber-Good choice for LCMS & LCMS/MS. The AQR™ Scre..

$29.43

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Septa, Blue, AQR™ Brand. 1,000/CS

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Septa, Blue, AQR™ Brand. 1,000/CS

Ultra-Pure Septa-No Color Added Silicone Rubber-Good choice for LCMS & LCMS/MS. The AQR™ Screw ..

$259.27

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit Bonded Septa, Blue, Soft-Guard™ Brand, 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit Bonded Septa, Blue, Soft-Guard™ Brand, 100/PK

Soft-Guard™ Septa - Easy to Pierce - Improved Resealing Soft-Guard™ 9-425mm screw thread ..

$33.80

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Rubber/PTFE Septa, Blue, MicroSolv™ Brand, 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Rubber/PTFE Septa, Blue, MicroSolv™ Brand, 100/PK

Polypropylene smooth cap with fitted orange-red silicone rubber/ivory white PTFE septa.  Ora..

$29.94

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit Fitted Septa, Blue, AQR™ Brand. 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit Fitted Septa, Blue, AQR™ Brand. 100/PK

Ultra-Pure Septa-No Color Added Silicone Rubber-Good choice for LCMS & LCMS/MS. The AQR™ Screw ..

$32.05

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Rubber/PTFE Septa, Blue, MicroSolv™ Brand, 100/PK

Caps: Screw, Autosampler, 9mm Thread, w/non-slit Fitted Rubber/PTFE Septa, Blue, MicroSolv™ Brand, 100/PK

Polypropylene ribbed cap with fitted orange-red silicone rubber/ Red PTFE  Orange-Red silico..

$41.39

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit Fitted Septa, Blue, AQR™ Brand. 1,000/CS

Caps: Screw, Autosampler, 9mm Thread, w/pre-slit Fitted Septa, Blue, AQR™ Brand. 1,000/CS

Ultra-Pure Septa-No Color Added Silicone Rubber-Good choice for LCMS & LCMS/MS. The AQR™ Screw ..

$282.44

Caps: Screw, Autosampler, 9mm Thread, Solid top, Fitted Septa, Black, AQR™ Brand. 100/PK

Caps: Screw, Autosampler, 9mm Thread, Solid top, Fitted Septa, Black, AQR™ Brand. 100/PK

Ultra-Pure Septa-No Color Added Silicone Rubber-Good choice for LCMS & LCMS/MS. The AQR™ Screw ..

$36.74

Caps: Snap, Autosampler, 11mm, w/non-slit Fitted Septa, Blue, AQR™ 100/PK

Caps: Snap, Autosampler, 11mm, w/non-slit Fitted Septa, Blue, AQR™ 100/PK

Ultra-Pure Septa-No Color Added Silicone Rubber-Good choice for LCMS & LCMS/MS. The AQR™ Snap&n..

$27.96

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