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Filtration


Filtration

CPI International offers an array of filtration products including glass micro-fiber filters, cellulose filter paper, and syringe filters.

Looking for pre-weighed TSS filters or TCLP filters? Find those products in our Wet Chemistry section.

For inquiries and assistance, you can reach us at 1 800-878-7654 (Customer Service Line), 707-525-5788 (California) or email [email protected].


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2026 Variant Price List
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Filtration

[4391-011150] Quartz microfiber filters, Quartz-A grade, 150mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 150mm, 100/pk
Item number 4391-011150
$ 837.00 837.0 USD
[4391-011037] Quartz microfiber filters, Quartz-A grade, 37mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 37mm, 100/pk
Item number 4391-011037
$ 132.00 132.0 USD
[4391-011090] Quartz microfiber filters, Quartz-A grade, 90mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 90mm, 100/pk
Item number 4391-011090
$ 380.00 380.0 USD
[4391-011047] Quartz microfiber filters, Quartz-A grade, 47mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 47mm, 100/pk
Item number 4391-011047
$ 145.00 145.0 USD
[4392-08025PT] PTFE Membrane Filter, non-sterile, 0.8μm, 25mm, 100/pk
PTFE Membrane Filter, non-sterile, 0.8μm, 25mm, 100/pk
$ 157.00 157.0 USD
[4391-111047] Quartz microfiber filters, heat-treated Quartz grade, 47mm, 100/pk
Quartz microfiber filters, heat-treated Quartz grade, 47mm, 100/pk
Item number 4391-111047
$ 183.00 183.0 USD
[4391-011055] Quartz microfiber filters, Quartz-A grade, 55mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 55mm, 100/pk
Item number 4391-011055
$ 182.00 182.0 USD
[4391-011110] Quartz microfiber filters, Quartz-A grade, 110mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 110mm, 100/pk
Item number 4391-011110
$ 623.00 623.0 USD
[4391-011021] Quartz microfiber filters, Quartz-A grade, 21mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 21mm, 100/pk
Item number 4391-011021
$ 68.00 68.0 USD
[4391-011024] Quartz microfiber filters, Quartz-A grade, 24mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 24mm, 100/pk
Item number 4391-011024
$ 70.00 70.0 USD
[4391-011082] Quartz microfiber filters, Quartz-A grade, 82mm, 100/pk
Quartz microfiber filters, Quartz-A grade, 82mm, 100/pk
Item number 4391-011082
$ 345.00 345.0 USD
[4094-01322N] Syringe Filter, 13mm, Nylon 0.22µm, non-sterile, 100/pk
Syringe Filter, 13mm, Nylon 0.22µm, non-sterile, 100/pk
Item number 4094-01322N
$ 166.00 166.0 USD
[4094-02522N] Syringe Filter, 25mm, Nylon 0.22µm, non-sterile, 100/pk
Syringe Filter, 25mm, Nylon 0.22µm, non-sterile, 100/pk
$ 246.00 246.0 USD
[4094-02545XPT] Syringe Filter, 25mm, Hydrophobic PTFE 0.45µm, non-sterile, 100/pk
Syringe Filter, 25mm, Hydrophobic PTFE 0.45µm, non-sterile, 100/pk
$ 246.00 246.0 USD
[4094-02545N] Syringe Filter, 25mm, Nylon 0.45µm, non-sterile, 100/pk
Syringe Filter, 25mm, Nylon 0.45µm, non-sterile, 100/pk
$ 184.00 184.0 USD
[4094-01345N] Syringe Filter, 13mm, Nylon 0.45µm, non-sterile, 100/pk
Syringe Filter, 13mm, Nylon 0.45µm, non-sterile, 100/pk
$ 116.00 116.0 USD
[4094-01322OPT] Syringe Filter, 13mm, Hydrophilic PTFE 0.22µm, non-sterile, 100/pk
Syringe Filter, 13mm, Hydrophilic PTFE 0.22µm, non-sterile, 100/pk
Item number 4094-01322OPT
$ 277.00 277.0 USD
[4094-01345CA] Syringe Filter, 13mm, Cellulose Acetate (CA) 0.45µm, non-sterile, 100/pk
Syringe Filter, 13mm, Cellulose Acetate (CA) 0.45µm, non-sterile, 100/pk
Item number 4094-01345CA
$ 199.00 199.0 USD
[4094-12522N] Syringe Filter, 25mm, Nylon 0.22µm, sterile (individually packaged), 100/pk
Syringe Filter, 25mm, Nylon 0.22µm, sterile (individually packaged), 100/pk
Item number 4094-12522N
$ 347.00 347.0 USD
[4094-11345CA] Syringe Filter, 13mm, Cellulose Acetate (CA) 0.45µm, sterile (individually packaged), 100/pk
Syringe Filter, 13mm, Cellulose Acetate (CA) 0.45µm, sterile (individually packaged), 100/pk
Item number 4094-11345CA
$ 374.00 374.0 USD