Cytiva Whatman 10463401 Polydisc GW Inline Capsule Filters, 0.45 µm, Quartz Fiber/Nylon, Ground Water, 50 mm, Pack of 50

Cytiva Whatman Polydisc GW In-Line Capsule Filters (Part# 10463401) for ground water sample preparation prior to dissolved metals and trace element analysis. 50 mm diameter, 0.45 µm pore size, quartz fiber prefilter/nylon membrane composite. Pack of 50. Certified for low background heavy metal values per US EPA Method 3005A.

• Dual-layer construction: 100% quartz fiber prefilter (low heavy metal content) + hydrophilic nylon membrane
• 0.45 µm nylon membrane compatible with aqueous samples for dissolved metals preparation
• Certified low background metal values per batch — critical for trace element and ICP analysis
• Large 20.4 cm² filtration area handles high-turbidity, particle-laden groundwater samples
• Tubing nozzle compatible with 6–14 mm i.d. hose for field and lab use
• Designed per US EPA Method 3005A regulatory requirements for groundwater testing

Specifications: Pore Size: 0.45 µm | Prefilter: 100% Quartz fiber | Membrane: Hydrophilic Nylon | Housing: Polypropylene (PP) | Diameter: 52 mm | Filtration Area: 20.4 cm² | Capacity: Up to 200 mL | Fill Volume: 540 µL | Max Operating Pressure: 4.5 bar (65 psi) | Max Operating Temp: 80°C | Connections: Tubing nozzle 6–14 mm i.d. | Heavy Metal Certification: Yes | Regulatory Compliance: US EPA Method 3005A | Quantity: 50/pack | Manufacturer: Whatman (Cytiva) | Part#: 10463401