DPSHSL Series Filter Cartridge-High Efficiency Double-layer

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Pore Size
Nominal Length
Seal Material
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Cobetter DPSHSL is a sterilizing grade filter. The unique double-layer hydrophilic PES membrane has excellent filtration performance and reliable bacterial retention ability. It can withstand repeated steam sterilization and fully meet the filtration requirements of the pharmaceutical process.

Specifications

Materials Membrane Hydrophilic Polyethersulfone(PES)
Support Polypropylene(PP)
Core/Cage/End Cap Polypropylene(PP)
End Cap Inserts Polybutylene terephthalate (PBT)
Seal Material Silicone / EPDM / Viton
FEP/ PFA encapsulated O-rings
Filtration Area 0.60 m²
Operating Conditions Max. Operating Temperature 80°C
Max. Operating Pressure 0.69 MPa @25°C
0.55 MPa @50°C
0.40 MPa @60°C
0.24 MPa @80°C
Max. Differential Pressure (Forward) 0.69 MPa @25°C
0.55 MPa @50°C
0.40 MPa @60°C
0.24 MPa @80°C
Max. Differential Pressure (Reverse) 0.30 MPa @25°C
0.10 MPa @80°C
Sterilization Option In-line steam sterilization Up to 100 cycles (135 °C for 30 min and differential pressure < 30 kPa per cycle)
Autoclave Up to 200 cycles (130 °C for 30 min per cycle
Quality Standards Integrity 100% Integrity testing
Traceability Each filter with a unique serial number
QMS ISO 9001:2015
Package Pack Size 1/pk
Packaging Double PE bag

 

Filtration Area

Outer Diameter Membrane Pore Size Area / 10"
69 mm 0.22+0.1 μm 0.60 m²
69 mm 0.22+0.22 μm 0.60 m²
69 mm 0.45+0.22 μm 0.60 m²
69 mm 0.65+0.22 μm 0.60 m²
69 mm 0.8+0.22 μm 0.60 m²
69 mm 1.2+0.22 μm 0.60 m²
69 mm 0.45+0.45 μm 0.60 m²
69 mm 0.65+0.45 μm 0.60 m²
69 mm 0.8+0.45 μm 0.60 m²

 

Integrity Standard @10 inch, 20°C

Membrane Pore Size Bubble Point Diffusion Flow (Air)
0.22+0.1 μm ≥ 0.38 MPa (water), Air test ≤ 25 ml/min @ 0.30 MPa (water)
0.22+0.22 μm ≥ 0.34 MPa (water), Air test ≤ 25 ml/min @ 0.275 MPa (water)
0.45+0.22 μm ≥ 0.32 MPa (water), Air test ≤ 25 ml/min @ 0.275 MPa (water)
0.65+0.22 μm ≥ 0.32 MPa (water), Air test ≤ 25 ml/min @ 0.275 MPa (water)
0.8+0.22 μm ≥ 0.32 MPa (water), Air test ≤ 25 ml/min @ 0.275 MPa (water)
1.2+0.22 μm ≥ 0.32 MPa (water), Air test ≤ 25 ml/min @ 0.275 MPa (water)
0.45+0.45 μm ≥ 0.18 MPa (water), Air test ≤ 25 ml/min @ 0.16 MPa (water)
0.65+0.45 μm ≥ 0.18 MPa (water), Air test ≤ 25 ml/min @ 0.16 MPa (water)
0.8+0.45 μm ≥ 0.18 MPa (water), Air test ≤ 25 ml/min @ 0.16 MPa (water)

 

Bacterial Retention

Model Content
DPSHSL 0.22+0.1 μm Bacterial quantitative retention of 10⁷ cfu/cm² Brevundimonas diminuta(ATCC19146)according to ASTM F838 methodology
DPSHSL 0.22+0.22 μm
DPSHSL 0.45+0.22 μm
DPSHSL 0.65+0.22 μm
DPSHSL 0.8+0.22 μm
DPSHSL 1.2+0.22 μm
DPSHSL 0.45+0.45 μm Bacterial quantitative retention of 10⁷ cfu/cm² Serratia marcescens (ATCC14756) according to ASTM F838 methodology
DPSHSL 0.65+0.45 μm

 

Features

  • The unique double-layer design ensures reliable bacterial retention
  • Excellent long service time and cost-effective
  • Broad chemical compatibility (pH 1-14) to effectively handle a wide range of pharmaceutical filtration processes
  • Double-layer design extends the service life, decreases the cost of use and guarantees that the filter safety factor is increased by more than 10 times

Applications

  • Sterile filtration of sterile raw materials
  • Sterile filtration of eye drops and liquids
  • Buffer sterile filtration

Regulatory Compliance

  • Autoclaved filter effluent meets the USP<788> requirement of particulate matter in large volume injection.
  • Component materials meet the criteria for a “Non-fiber-releasing filter”as defined in 21 CFR 210.3(b)(6).
  • Aqueous extraction from a cartridge contains less than 0.25EU/ml as determined by Limulus Amebocyte Lysate (LAL), meeting requirements of USP<85>.
  • Meet the requirement of USP <87> In Vitro Cytotoxicity Test.
  • Component materials meet the requirements of the current USP<88> for plastic class VI-121°C.
  • All component materials meet the FDA Indirect Food Additive requirements cited in 21 CFR 177-182.
  • Based on the current information from our suppliers, all component materials used in the manufacture of this product are animal-free.