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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, Royal Blue, PTFE Lined, 1000/pk
Item number 4250-5391F09RB
$ 134.00 134.0 USD
9mm R.A.M.™ Pink, Smooth Polypropylene Open Hole Cap, 1000/pk
Item number 4250-5310F09PK
$ 53.00 53.0 USD
9mm R.A.M.™ Ribbed Cap, Black, PTFE Lined with Slit, 1000/pk
Item number 4250-5391709F
$ 176.00 176.0 USD
9mm R.A.M.™ Red, Ribbed Polypropylene Open Hole Cap, 1000/pk
Item number 4250-531009FR
$ 53.00 53.0 USD
9mm R.A.M.™ Ribbed Cap, Black, Bonded PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397109F
$ 352.00 352.0 USD
9mm R.A.M.™ Ribbed Cap, Pink, PTFE/Silicone/PTFE Lined, 1000/pk
Item number 4250-539609FPK
$ 317.00 317.0 USD
9mm R.A.M.™ Black, Ribbed Polypropylene Open Hole Cap, 1000/pk
Item number 4250-531009F
$ 53.00 53.0 USD
9mm R.A.M.™ Natural, Ribbed Polypropylene Open Hole Cap, 1000/pk
Item number 4250-531009FN
$ 53.00 53.0 USD
9mm R.A.M.™ Smooth Cap, Pink, PTFE/Silicone Lined, 1000/pk
Item number 4250-5395F09PK
$ 200.00 200.0 USD