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Explore the ModBlock Digestion System

  1. Products
  2. Chromatography
  3. Gas Chromatography
  4. Vials and Closures
  5. Closures
  6. Pre-assembled Caps (with Septa)
  7. No Slit

No Slit

No Slit​

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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No Slit

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
9mm R.A.M.™ Ribbed Cap, Royal Blue, PTFE/Silicone Lined, 1000/pk
Item number 4250-539509FRB
$ 200.00 200.0 USD
9mm R.A.M.™ Ribbed Cap, Orange, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-5395109FO
$ 312.00 312.0 USD
9mm R.A.M.™ Ribbed Cap, Pink, PTFE/Silicone Lined, 1000/pk
Item number 4250-539509FPK
$ 200.00 200.0 USD
9mm R.A.M.™ Magnetic Cap, PTFE/Butyl Rubber Lined, 100/pk
Item number 4250-5394M09FN
$ 63.00 63.0 USD
9mm R.A.M.™ Ribbed Cap, Black, PTFE/Silicone Lined, 1000/pk
Item number 4250-539509F
$ 200.00 200.0 USD
9mm R.A.M.™ Smooth Cap, Red, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-5394F09R
$ 187.00 187.0 USD
9mm R.A.M.™ Smooth Cap, Royal Blue, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-5394F09RB
$ 187.00 187.0 USD
9mm R.A.M.™ Smooth Cap, Pink, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-5394F09PK
$ 187.00 187.0 USD
9mm R.A.M.™ Smooth Cap, Orange, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-5394F09O
$ 187.00 187.0 USD
9mm R.A.M.™ Smooth Cap, Green, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-5394F09G
$ 187.00 187.0 USD
9mm Solid Top R.A.M.™ Ribbed Cap, Black Polypropylene, PTFE/Silicone Lined, 1000/pk
Item number 4250-5355009F
$ 206.00 206.0 USD
9mm Solid Top R.A.M.™ Ribbed Cap, Black Polypropylene, PTFE/F217 Lined, 1000/pk
Item number 4250-536009
$ 198.00 198.0 USD
9mm R.A.M.™ Ribbed Cap, Red, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-539409FR
$ 187.00 187.0 USD
9mm R.A.M.™ Ribbed Cap, Red, PTFE/Silicone Lined, 1000/pk
Item number 4250-539509FR
$ 200.00 200.0 USD
9mm R.A.M.™ Ribbed Cap, Red, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-5395109FR
$ 312.00 312.0 USD
9mm R.A.M.™ Ribbed Cap, Royal Blue, PTFE Lined, 1000/pk
Item number 4250-539109FRB
$ 134.00 134.0 USD
9mm R.A.M.™ Smooth Cap, Royal Blue, PTFE Lined, 1000/pk
Item number 4250-5391F09RB
$ 134.00 134.0 USD
9mm R.A.M.™ Ribbed Cap, Pink, PTFE/Silicone/PTFE Lined, 1000/pk
Item number 4250-539609FPK
$ 317.00 317.0 USD