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Flat Sheet Membranes
Sterlitech Flat Sheet Membranes - Reverse Osmosis, Nanofiltration, Ultrafiltration, Microfiltration, Forward Osmosis & More

Reverse Osmosis | Nanofiltration | Ultrafiltration | Microfiltration | Organic Solvent Nanofiltration | Forward Osmosis | Membrane Distillation

Sterlitech features a full offering of Dow FilmTec, Veolia, Microdyn Nadir, TriSep, Synder, Borsig, Evonik, and UNISOL flat sheet membranes in a wide range of FO, RO, NF, UF, MD, and OSN for use in bench-scale filtration systems. These include Sterlitech's test cells:

  • HP4750 Stirred Cell: 47 mm (1.85") discs
  • CF016: 58 x 75 mm (2.26 x 2.95") coupons
  • CF042: 56 x 115 mm (2.20 x 4.53") coupons
  • Sepa CF: 140 x 190 mm (5.51 x 7.48") coupons
  • CF025/CF047/CF090: 25 mm / 47 mm / 90 mm discs

Note: Our flat sheet polymeric membranes are also available in custom sizes and spiral wound configuration upon request. Please contact Sterlitech for more information.

You can order a steel rule die to cut flat sheet membranes to sizes for Sterlitech test cells including CF016, CF042, and Sepa CF.

You can now view Sterlitech's Polymeric Flat Sheet Membrane Webinar and download the handout. Check them out here.

Also available in custom sizes and spiral wound configuration upon request. Unsure what membrane you need? Contact one of our experts now!

You can now view Sterlitech's Polymeric Flat Sheet Membrane Webinar and download the handout: Check them out here.

Reverse Osmosis
ManufacturerTypePolymerFeedpHFlux (GFD/psi)Rejection
Filmtec™
 BW30XFRLEPolyamide-TFCIndustrial/Wastewater1-1328.8/15099.3% NaCl
 BW30Polyamide-TFCBrackish Water1-1330/22599.7% NaCl
 CR100Polyamide-TFCChemical/Petrochemical/Steel1-1328.8/22599.7% NaCl
 SEAMAXXPolyamide-TFCSeawater/Brackish Water1-1338.6/60099.47% NaCl
 SW30HRLEPolyamide-TFCSeawater1-1318.1/80099.75% NaCl
 SW30XFRPolyamide-TFCSeawater1-1318.5/80099.82% NaCl
 SW30XLEPolyamide-TFCSeawater-23.0-29.0/80099.5% NaCl
TriSep™
 ACM5Polyamide-TFCBrackish Water2-1130/11098.5% NaCl
 ACM2Polyamide-TFCBrackish Water2-1130/22599.5% NaCl
 X201Polyamide-urea-TFCIndustrial/Wastewater2-1130/22599.5% NaCl
 ACM3Polyamide-TFCBrackish Water2-1135/22599.3% NaCl
 ACM4Polyamide-TFCBrackish Water2-1130/15099.2% NaCl
 SB50Cellulose Acetate BlendIndustrial/Wastewater4-730/42095.0% NaCl
(99.0% MgSO4)
Veolia
 AKPolyamide-TFCBrackish Water1-1126/11599.0% NaCl
 APPolyamide-TFCBrackish Water2-1127/7595% NaCl
 SEPolyamide-TFCIndustrial/Wastewater1-1122/42598.9% NaCl
 AGPolyamide-TFCBrackish Water1-1126/22595.5% NaCl
NanoFiltration
ManufacturerTypePore Size/MWCOPolymerFeedpHFlux (GFD/psi)Rejection
Filmtec™
 NF270-Polyamide-TFCSurface/Groundwater2-1172.0-98.0/13099.2% MgSO4
 NF90-Polyamide-TFCIndustrial/Commercial Water2-1146.0–60.0/12590% NaCI
 XUS2909-Polyamide-TFCIndustrial Water1-1322/80099.7% NaCI
 NF-Proprietary PA TFCFoods/Dairy2-1132.0-70-
Microdyn Nadir™
 NP010~1,000 DaPESFoods/Industrial/Wastewater0-14>200 lmh/40 bar35-75%(Na2SO4)
 NP030~500 DaPESFoods/Industrial/Wastewater0-14>40 lmh/40 bar35-75%(Na2SO4)
Synder™
 NFS-Polyamide-TFCFoods/Industrial Water1.8-10.025-3540% NaCI
99.3% MgSO4
 NFX~150-300 DaPolyamide-TFCFoods/Industrial/Wastewater3-10.530-35/11099.0% MgSO4
(40% NaCl)
 NFW~300-500 DaPolyamide-TFCFoods/Industrial/Wastewater4-1050-55/11097.0% MgSO4
(20% NaCl)
 NFG~600-800 DaPolyamide-TFCFoods/Industrial/Wastewater4-1065-70/11050.0% MgSO4
(10% NaCl)
 NDX~500-700 DaPolyamide-TFCFoods/Industrial/Wastewater3-10.535-45/11090.0% MgSO4
(30% NaCl)
TriSep™
 TS80~150 DaPolyamide-TFCFoods/Industrial/Wastewater2-1120/11099.0% MgSO4
(80-90% NaCl)
 SB90-Cellulose Acetate BlendLiquid FoodsN/A30/22597.0% MgSO4
(85% NaCl)
 SBNF~2,000 DaCellulose AcetateSurface Waters2-7.5N/AN/A
 TS40~200 DaPolypiperazine-amide-TFCFoods/Industrial/Wastewater2-1120/11090.0% MgSO4)
(40-60% NaCl)
 XN45~500 DaPolypiperazine-amide-TFCFoods/Industrial/Wastewater2-1135/11095.0% MgSO4
(10-30% NaCl)
Veolia
 Duracid~150-200 DaProprietarySurface/Groundwater0-910-19/22598.0% MgSO4
 DL~150-300 DaPolyamide-TFCFoods/Industrial Water2-1028/22096.0% MgSO4
 RL~150-300 DaPolyamide-TFCIndustrial/Commercial Water3-939/10098.0% MgSO4
 DK~150-300 DaPolyamide-TFCFoods/Industrial Water2-1022/10098.0% MgSO4
UltraFiltration
ManufacturerTypePore size/ MWCOPolymerFeedpHFlux (GFD/psi)
Microdyn Nadir™
 UH0044,000 DaPESHEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 1416/58
 UP0055,000 DaPESEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 1424/58
 UP01010,000 DaPESEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 14118/58
 UP02020,000 DaPESEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 14165/58
 UH03030,000 DaPESHEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 1482/58
 UH05050,000 DaPESHEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 14200/58
 UP150150,000 DaPESEnvironment, metal, textile, paper, food, pharma/biotech, chemical0 to 14336/29
 UC500500,000 DaRCEnvironment, metal, paint, paper, pharma/biotech1-11294/29
 UV150150,000 DaPVDFEnvironment, paint, paper, metal, chemical, pharma/biotech2-11353/29
Synder™
 VT3,000 DaPESIndustrial Water2-1181-125/60
 MT5,000 DaPESIndustrial Water2-11133-205/60
 ST10,000 DaPESIndustrial Water2-11146-225/60
 SM20,000 DaPESIndustrial/Wastewater2-11166-255/60
 MK30,000 DaPESIndustrial Water2-11169-260/60
 PZ30,000 DaPANWastewater3-10179-275/60
 V330,000 DaPVDF+Industrial Water2-11143-220/60
 BN50,000 DaPVDFIndustrial Water2-11156-240/60
 MQ50,000 DaPESIndustrial Water1-10176-270/60
 MQ MAX50,000 DaPESIndustrial Water1-13176-270/60
 V470,000 DaPVDF+Industrial/Wastewater2-11163-250/60
 BY100,000 DaPVDFIndustrial Water2-11228-350/60
 LY100,000 DaPESIndustrial Water2-11195-300/60
 PY100,000 DaPVDFWastewater3-10192-295/60
 LV200,000 DaPESIndustrial Water2-11202-310/60
 V5200,000 DaPVDF+Industrial/Wastewater2-11228-350/60
 BX250,000 DaPVDFIndustrial Water2-11244-375/60
 LX300,000 DaPESIndustrial Water2-11228-350/60
 PX400,000 DaPANWastewater3-10244-375/60
 A6500,000 DaPVDFIndustrial Water2-11254-390/60
 V6500,000 DaPVDF+Industrial/Wastewater2-11241-370/60
 V7800,000 DaPVDF+Industrial/Wastewater2-11325-500/60
TriSep™
 UA601,000 DaPolypiperazine-amide-TFCProcess Water2-1135/110
 UF55,000 DaPESProcess Water2-1150/20
 UF1010,000 DaPESProcess Water2-11100/20
 UE50100,000 DaPESProcess Water2-11100/20
Veolia
 GE1,000 DaComposite Polyamide-TFCSurface/Chemical1-1118/400
 GK-Polyamide-TFCIndustrial/Surface water1-135-20
 GH2,000 DaPolyamide-TFCSurface/Chemical1-1120/150
Microfiltration
ManufacturerTypePore size/MWCOPolymerFeedpHFlux (GFD/psi)
Microdyn Nadir™
 MV0200.2µmPVDFParticle Filtration, Beverage2-11412/14.5
 MP0050.05µmPESCell separation, Pharma, Biotech0-14177/14.5
Synder™
 FR800,000 DaPVDFDairy/Industrial Water1-11421-495/30
 V0.10.10µmPVDFDairy/Industrial Water1-11486-720/60
 V0.20.22µmPVDFDairy/Industrial Water1-11501-770/60
Organic Solvent NanoFiltration
ManufacturerTypePore Size/MWCOPolymerpHOperating Pressure RangeRecommended Temp. Range
BORSIG
* MWCO dependent on solvent type and chemical composition of the feed mixture.
oNF-2250 – 450 DaSilicone polymer-basedN/A15 - 35 bar (217 - 507 psi)up to 60°C (140°F)
oNF-1450 – 700 DaSilicone polymer-basedN/A15 - 35 bar (217 - 507 psi)up to 60°C (140°F)
oNF-3700 – 1.000 DaSilicone polymer-basedN/A15 - 35 bar (217 - 507 psi)up to 60°C (140°F)
Evonik Puramem
Selective300-500 DaSilicone-coated PAN720 - 60 bar (290 - 870 psi)-
Performance300-500 DaSilicone-coated PAN720 - 60 bar (290 - 870 psi)-
Flux300-500 DaSilicone-coated PAN720 - 60 bar (290 - 870 psi)-
UNISOL
NanoPro™
AcidA-3011100 DaProprietary0 – 1270 bar (1,015 psi)up to 80°C (176°F)
A-3012200 DaProprietary0 – 1270 bar (1,015 psi)up to 80°C (176°F)
A-3014400 DaProprietary0 – 1240 bar (580 psi)up to 80°C (176°F)
Base (Alkali)B–4021100 DaProprietary3 - 1460 bar (870 psi)up to 60°C (140°F)
B–4022200 DaProprietary3 - 1460 bar (870 psi)up to 60°C (140°F)
B–4024400 DaProprietary3 - 1440 bar (580 psi)up to 60°C (140°F)
SolventS-3011100 DaProprietary2 – 1270 bar (1,015 psi)up to 60°C (140 °F)
S-3012200 DaProprietary2 – 1270 bar (1,015 psi)up to 60°C (140 °F)
S-3014400 DaProprietary2 – 1240 bar (580 psi)up to 60°C (140 °F)
UltraPro™
AcidA-U3012,500 DaProprietary0 – 1240 bar (580 psi)up to 50°C (122°F)
A-180110,000 DaProprietary0 – 1210 bar (145 psi)up to 80°C (176°F)
SolventS-U3012,500 DaProprietary2 – 1240 bar (580 psi)up to 50°C (122°F)
S-180110,000 DaProprietary2 – 1210 bar (145 psi)up to 50°C (122°F)
Forward Osmosis
ManufacturerTypePolymerFeedpHFlux
Fluid Technology Solutions
 FTS H2OCTASeawater3-7N/A
Membrane Distillation
ManufacturerPolymerSupport MaterialPore SizeOperating Temp. RangepH
Sterlitech
 PTFELaminated, PP netting0.4582°C1-14
 PTFELaminated, PP netting0.282°C1-14
 PTFELaminated, PP nonwoven0.182°C1-14
 PTFEN/A0.45200°CNo limit
 PTFEN/A0.2200°CNo limit

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