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|Description||Low-Ash Hardened Paper|
|Items Per pack||100|
|Whatman Equivalent||no equivalent|
Low-Ash Hardened Paper - 3910-0900 - Grade 391, 9cm
$23.50 $23.50 Sold out
2-3 µm, Slow Speed
This is a very fine retention filter for gravimetric analysis of very fine particles such as barium and lead sulfates, stannic and nickel sulfide, calcium oxalate and calcium fluoride.