The HiMedia Gridded Cellulose Nitrate (CN) Membrane (SF97D) is a sterile filtration disc primarily used for microbial analysis of water, food, and beverages. It features a 0.45 µm pore size and a 47 mm diameter, with a printed grid to facilitate colony counting.
Key Specifications
According to official HiMedia product documentation and safety data sheets:
• Catalog Number: SF97D-100x1NO.
• Pore Size: 0.45 µm, which is the standard for recovering microorganisms in microbial testing.
• Diameter: 47 mm.
• Sterility: Sterile and individually packed.
• Wettability: Hydrophilic, making it suitable for aqueous solutions.
• Operating Pressure: Maximum of 3 Kg/cm².
• Flow Rate: Water flow rate of approximately 46 ml/min/cm² at 10 psi and 20°C.
Applications and Performance
• Colony Counting: The grid lines allow for easy and reliable identification and counting of colonies and particles under a microscope.
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