Metricel® Black PES Membrane Disc Filters

Contrasting Membrane for
Microbiological Analysis

• Dark background provides excellent contrast for counting opaque colonies in microbiology labs
• Exclusive dot grid pattern does not enhance or inhibit colony growth
• Certified for use in the Membrane Filter (MF) Technique as described in Standard Methods for the Examination of Water and Wastewater, current edition
• Sharp contrast between black membrane and white grid line provides guidance while viewing and counting
• Available non-sterile or in individual gamma-irradiated packs (S-packs) for critical applications

• Excellent membrane for the isolation and enumeration of yeast and mold colonies
• Spoilage organism monitoring and identification in food and beverage quality control laboratories

Filter Media

• Hydrophilic modified polyethersulfone, black

Pore Size

• 0.45 and 0.8 μm

Typical Thickness

• 0.45 μm: 130 μm (5.1 mils)
• 0.8 μm: 147 μm (5.8 mils)

Typical Water Flow Rate

• mL/min/cm2 at 0.7 bar (70 kPa, 10 psi)
• 0.45 μm: > 34
• 0.8 μm: > 102

Minimum Bubble Point – Water

• 0.45 μm: 1.6 bar (160 kPa, 23 psi)
• 0.8 μm: 1.0 bar (100 kPa, 15 psi)

Gamma-Irradiated

• Provided gamma-irradiated or nonsterile
• Validated dose 15 - 30 kGy
• Autoclavable if desired at 121 - 123 °C (250 - 253 °F) at 1.0 bar (100 kPa, 15 psi) for 15 - 20 min.

• Absorbent Pad Kit
• 47 mm Magnetic Filter Funnels
• Ampoule Media for Microbiological Analysis
• Sterile Petri Dishes
• Stainless Steel Forceps
• Vacuum/Pressure Pumps

Part Number	Description	Pkg	Price	Qty
Metricel Black Membrane Disc Filters
60138	0.45 µm, 25 mm, grid	100/pkg	86.22
60065	0.8 µm, 25 mm, grid	100/pkg	86.22
66585	0.45 µm, 47 mm, grid, S-pack, sterile	200/pkg	139.69
66586	0.45 µm, 47 mm, grid	100/pkg	118.68
66587	0.8 µm, 47 mm, grid, S-pack, sterile	200/pkg	139.69
66588	0.8 µm, 47 mm, grid	100/pkg	119.61

Contact Customer Service at 800-521-1520 for possible lead-time and ship date.