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Custom Reference Standards

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Chromatography


Chromatography


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

Extra-Long-Life
Multipliers & Filaments

Increase Instrument
Uptime

Used by OEMs in
Premium Instruments

Industry-Leading
Linearity

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Cutoff Time
2026 Variant Price List
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Chromatography

9mm R.A.M.™ Ribbed Cap, Royal Blue, PTFE Lined with Slit, 1000/pk
Item number 4250-5391709FRB
$ 184.00 184.0 USD
9mm R.A.M.™ Ribbed Cap, Royal Blue, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-539409FRB
$ 197.00 197.0 USD
9mm R.A.M.™ Ribbed Cap, White, PTFE/Silicone Lined, 1000/pk
Item number 4250-539509FW
$ 210.00 210.0 USD
9mm R.A.M.™ Ribbed Cap, Yellow, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-5395109FY
$ 327.00 327.0 USD
9mm R.A.M.™ Ribbed Cap, Yellow, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-539409FY
$ 197.00 197.0 USD
9mm R.A.M.™ Royal Blue, Ribbed Polypropylene Open Hole Cap, 1000/pk
Item number 4250-531009FRB
$ 54.00 54.0 USD
9mm R.A.M.™ Royal Blue, Smooth Polypropylene Open Hole Cap, 1000/pk
Item number 4250-5310F09RB
$ 54.00 54.0 USD
9mm R.A.M.™ Smooth Cap, Black, Black Viton® Lined, 1000/pk
Item number 4250-5399F09
$ 585.00 585.0 USD
9mm R.A.M.™ Smooth Cap, Black, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09
$ 327.00 327.0 USD
9mm R.A.M.™ Smooth Cap, Black, PTFE Lined with Slit, 1000/pk
Item number 4250-53917F09
$ 184.00 184.0 USD
9mm R.A.M.™ Smooth Cap, Black, PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397F09
$ 306.00 306.0 USD
9mm R.A.M.™ Smooth Cap, Green, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09G
$ 327.00 327.0 USD
9mm R.A.M.™ Smooth Cap, Green, PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397F09G
$ 306.00 306.0 USD
9mm R.A.M.™ Smooth Cap, Natural, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09N
$ 327.00 327.0 USD
9mm R.A.M.™ Smooth Cap, Natural, PTFE/Butyl Rubber Lined, 1000/pk
Item number 4250-5394F09N
$ 197.00 197.0 USD
9mm R.A.M.™ Smooth Cap, Natural, PTFE/Silicone/PTFE Lined, 1000/pk
Item number 4250-5396F09N
$ 333.00 333.0 USD
9mm R.A.M.™ Smooth Cap, Orange, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09PK
$ 327.00 327.0 USD
9mm R.A.M.™ Smooth Cap, Orange, PTFE/Silicone with Slit Lined, 1000/pk
Item number 4250-5397F09O
$ 306.00 306.0 USD
9mm R.A.M.™ Smooth Cap, Orange, PTFE/Silicone/PTFE Lined, 1000/pk
Item number 4250-5396F09O
$ 333.00 333.0 USD
9mm R.A.M.™ Smooth Cap, Red, Bonded PTFE/Silicone Lined, 1000/pk
Item number 4250-53951F09R
$ 327.00 327.0 USD