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Grade 74 covers a wide range of general ashless filtration applications
lead sulfate
This eliminates the need to acid-wash the filters in your lab
Ahlstrom-Munksjö offers sterile gridded membranes packed individually for use in colony counting
This grade offers better filtration speed and a higher loading capacity than an analytical filter paper of similar particle retention
Glass Microfiber Filter Paper - 1310-0250 - Grade 131, 2.50cm 15cm Grade 74 covers a wideAhlstrom Munksj 131 1. 0 m, Medium Speed This standard grade found in many environmental applications offers slightly more retention than Grade 111 with slightly lower filtration speed and loading capacity. Grade 131 is recommended for the collection of suspended solids in potable water and in industrial wastes. In biochemical tests, Grade 131 is suited for cell harvesting, liquid scintillation counting and the analysis of carbohydrates.
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