颇尔 PreFlow filters have been expressly designed to bring a significant improvement to prefiltration technology.所利用的过滤介质基于我们在制造坚固耐用的树脂粘结玻璃纤维复合材料方面的专业知识。These sanitary-style filter cartridges are manufactured with pleated high-area construction for long service life.PreFlow filters are designed to reduce costs and are especially suited for biological prefiltration applications, including serum, vaccines, tissue culture media, and protein solutions.
特色及优点
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Unparalleled protection of final membrane filtersFixed pore construction
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No unloading or media migration
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High-capacity for economy
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High-strength design
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A choice of particulate removal efficiencies
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Autoclavable and steamable
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Manufactured for use in conformance with cGMP
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ISO 9000 Certified Quality System
注意事项：These filters are also available in Kleenpak Nova capsule format.
Quality and Bio-Safety
Biological Tests
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Meets USP Biological Reactivity Test, in vivo, for Class VI-121° C Plastics
Effluent Quality Tests*
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Non-Pyrogenic per USP Bacterial Endotoxins (< 0.25 EU/mL)
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Meets Total Organic Carbon and Water Conductivity per USP Purified Water; pH per Sterile Purified Water
* Per lot soak or rinse-up flush aliquots.
材料成分
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中等 |
树脂粘合玻璃纤维 |
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Support and Drainage |
Polyester (nonwoven) |
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Core, Cage and End Caps |
聚丙烯 |
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Adapters |
Polypropylene with encapsulated reinforcing ring |
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O-ring |
Silicone elastomer |
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Removal Ratings (Liquid)
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Grade UUA |
0.2 µm (nominal) |
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Grade UB |
0.45 µm (nominal) |
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Nominal Filter Area per 254 mm (10 in.)滤芯
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Grade UUA |
0.57 m2 (6.2 ft2) |
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Grade UB |
0.68 m2 (7.3 ft2) |
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Nominal Dimensions
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Lengths |
254 mm (10 in.), 508 mm (20 in.), 762 mm (30 in.), 1016 mm (40 in.) |
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Diameter |
70 mm (2.75 in.) |
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Extractables
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Grade UUA |
Typically < 100 mg per 254 mm (10 in.) element |
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Grade UB |
Typically < 150 mg per 254 mm (10 in.) element |
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Typical Flow Rates1
1 Typical initial clean media ∆P 254 mm (10 in.) element; water at 20°C; viscosity 1 cP.For assistance in filter assembly, sizing and housing selection, contact 上海羽令.
Operating Conditions
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Maximum Operating Pressure and Temperature2 |
5.0 bard (72 psid) to 25 °C |
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2 Using compatible fluids.Compatible fluids are fluids which do not soften, swell, attack or adversely affect the filter or materials of construction
Steam and Autoclaving Sterilization3
3 x 1-hour @ 125 °C
3 Laboratory tests establish resistance.Filters should be qualified in actual use.Contact 颇尔 for recommended procedures.
