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Explore the ModBlock Digestion System

  1. Products
  2. Chromatography
  3. Gas Chromatography
  4. Vials and Closures
  5. Closures

Closures

Closures​

Guaranteed Compatibility with Agilent, Varian, Shimadzu, PerkinElmer, and More.

Extra-Long-Life
Multipliers & Filaments

Manufactured
in the USA

Increase Instrument
Uptime

Industry-Leading
Linearity

Used by OEMs in
Premium Instruments

Late Order
Cutoff Time
Public Pricelist
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Closures

9mm R.A.M.™ Smooth Cap, Green, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-53971F09G
$ 352.00 352.0 USD
9mm R.A.M.™ Smooth Cap, Black, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-53971F09
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Yellow, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397109FY
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Pink, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397109FPK
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Orange, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397109FO
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Natural, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397109FN
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Pink, PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-539709FPK
$ 292.00 292.0 USD
9mm R.A.M.™ Ribbed Cap, Green, PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-539709FG
$ 292.00 292.0 USD
9mm R.A.M.™ Ribbed Cap, Natural, PTFE/Silicone/PTFE Lined, 1000/pk
Item number 4250-539609FN
$ 317.00 317.0 USD
9mm R.A.M.™ Smooth Cap, Royal Blue, Bonded Clear PTFE/Blue Silicone Ultra Low Bleed Septa - Mass Spec, 1000/pk
Item number 4250-5395U1F09RB
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Green, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-5395109FG
$ 312.00 312.0 USD
9mm R.A.M.™ Ribbed Cap, Natural, PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-539709FN
$ 292.00 292.0 USD
9mm R.A.M.™ Smooth Cap, Yellow, PTFE/Silicone Lined, 1000/pk
Item number 4250-5395F09Y
$ 200.00 200.0 USD
9mm R.A.M.™ Smooth Cap, Royal Blue, PTFE/Silicone Lined, 1000/pk
Item number 4250-5395F09RB
$ 200.00 200.0 USD
9mm R.A.M.™ Smooth Cap, Orange, PTFE/Silicone Lined, 1000/pk
Item number 4250-5395F09O
$ 200.00 200.0 USD
9mm R.A.M.™ Smooth Cap, Natural, PTFE/Silicone Lined, 1000/pk
Item number 4250-5395F09N
$ 200.00 200.0 USD
9mm R.A.M.™ Smooth Cap, Green, PTFE/Silicone Lined, 1000/pk
Item number 4250-5395F09G
$ 200.00 200.0 USD
9mm R.A.M.™ Smooth Cap, Yellow, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09Y
$ 312.00 312.0 USD
9mm R.A.M.™ Smooth Cap, Pink, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09O
$ 312.00 312.0 USD
9mm R.A.M.™ Ribbed Cap, White, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-5395109FW
$ 312.00 312.0 USD