Vacuum Filter Holder Set with Fritted Glass Support Base, 47 mm

Designed for bacteriological analysis of water using 47 mm sterile membrane filters (not included). Also applicable for analysis of suspended solids in water using 47 mm depth filters. Complete set includes a borosilicate glass funnel and base, anodized aluminum spring clamp, and perforated silicone stopper. Parts also available separately (see Replacement Parts below).

Specifications:
• Materials:
- Bororsilicate glass funnel and base
- Anodized aluminum spring clamp
- Silicone stopper
• Filter diameter: 47 mm
• Filtration area: 9.6 cm²
• Funnel capacity: 300 mL
• Prefilter diameter:
- Thick depth prefilter: 35 mm
- Membrane prefilter: 47 mm
• Outlet fitting: 6 mm (¹/₄ in.) O.D. tubulated cap sidearm to vacuum
• Dimensions:
- Height: 22.9 cm
- Diameter: 7.6 cm
• Sterilization method: 30 UV sterilize or autoclave without prefilter in place

Replacement Parts:
1.) Glass Funnel, 300 mL (Cat. No. 891-10064)
2.) Base for 47 mm Glass Filter Holder (Cat. No. 891-10013)
3.) Spring Clamp, 47 mm (Cat. No. 891-10088)
4.) Silicone Stopper, Perforated, Size #8 (Cat. No. 891-10112)

Optional Accessories:
• Vacuum Filtering Flask, 1 L capacity (Cat. No. 891-10034)
• Vacuum Filtering Flask, 4 L capacity (Cat. No. 891-10040)
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