Ahlstrom Grade No. 631 (Smooth)
Product number: 446-300.4Brand: Ahlstrom Filtration LLC
Ahlstrom Grade No. 631 (Smooth)Product number: 446-300.4
Medium flow rate and retention. Strong general purpose filter, useful in Buchner funnels, for barium carbonate, lead chromate, beryllium hydroxide. Commonly used in student labs. Particle retention 10 µm. Equivalent to Whatman #4.
Available products
Catalogue #
Manufacturer #
446-300-40
6310-0425
446-300-44
6310-0550
446-300-46
6310-0700
446-300-48
6310-0900
446-300-50
6310-1100
446-300-54
6310-1500
446-300-56
6310-1850
446-300-58
6310-2400
446-300-62
6310-3200
446-300-52
6310-1250
446-300-60
6310-2700
446-300-80
631-20"X20"
Catalogue #
Manufacturer #
703-300-04
659-100-02
642-600-14
703-300-06
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