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Sterlitech
Polyester (PETE) Membrane Product and Performance Characteristics
Product Characteristics
Sterilization...................................Gamma
Irradiation or Ethylene Oxide (EtO)
USP
Class VI Testing......................Passed
Thickness......................................5
– 12 um
Extractables..................................Very
Low
BSA
Protein Binding.......................<5 ug/cm^2
Maximum
Operating Temperature....140°C (284°F)
Sealing
Compatibility......................Ultrasonic, Heat, Radio Frequency
and Insert Molding
Pore
Size Range ............................0.2 to 10 um
Autoclavable..................................Yes (30 minutes at 121°C)
Hydrophilic.....................................Yes
pH.................................................4-8
Supported......................................No
Nominal
Product Characteristics
Thickness.................................................5
– 11 um
Variation
of Thickness w/in Same Pack.......+/-5%
Nominal
Tare Weight.................................1.0 mg/cm^2
Water
Adsorption (%wt. gain 24-hour immersion).......0.24%
Residual
Ash Weight Average.....................0.92 ug/cm^2
Specific
Gravity.........................................0.94-0.97
Autoclavable.............................................Yes
Leachables...............................................Negligible
Wetting
Characteristics..............................Naturally Hydrophilic
Burst
Strength Minimum............................0.7 bar (10 psi)
Migration
of Filter Media............................0
Optical
Properties.....................................Semi-translucent
Performance
Characteristics
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|
|
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Minimum
Flow Rates |
Pore
Size (a) (um) |
Pore
Density (b) (pores/cm^2) |
Nominal
Weight (mg/cm^2) |
Nominal
Thickness (c) (um) |
Minimum
Bubble Point (d) (psi) |
Water
(e) (mL/min/cm^2) |
Air
(L/min/cm^2) |
10
|
1
x 10^5 |
1.3
|
9
|
0.5
|
1150
|
34.5
(g) |
8
|
1
x 10^5 |
1.0
|
7
|
0.7
|
1000
|
30
(g) |
5
|
4
x 10^5 |
1.3
|
10
|
1.2
|
700
|
30
(g) |
3
|
2
x 10^6 |
1.1
|
9
|
2
|
440
|
37.5
(g) |
2
|
2
x 10^6 |
1.3
|
10
|
3
|
300
|
16.5
(f) |
1
|
2
x 10^7 |
1.3
|
11
|
6
|
130
|
20
(f) |
0.8
|
3
x 10^7 |
1.1
|
9
|
7
|
90
|
18
(f) |
0.6
|
3
x 10^7 |
1.2
|
9
|
9
|
60
|
7.5
(f) |
0.4
|
1
x 10^8 |
1.2
|
10
|
12
|
33
|
7.5
(f) |
0.2
|
3
x 10^8 |
1.3
|
10
|
20
|
10
|
3
(f) |
- Tolerance + 0%, -20%
- Tolerance +/-15%
- Tolerance +/-10%
- Measured using Isopropanol (IPA)
- Initial flow rates using prefiltered water at 10 psid (0.7 kg/cm^2
)
- Initial flow rates using prefiltered air at 10 psid (0.7 kg/cm^2
)
- Initial flow rates using prefiltered air at 5 psi (0.35 kg/cm^2
)
Filtration Spectrum, a guide that displays relative size ranges of particles.
Polyester Membrane Main
Page.
Polyester Membrane Features,
Benefits and Applications.
Polyester Membrane Price
& Size Information.
Polyester Membrane FAQ.
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