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stannic and nickel sulfide
Grade 111 is also well suited for filtration of water and protein
saving valuable time and reducing waste disposal and reagent costs
Ahlstrom Grade 222 is a 100% cotton medium thick chromatography paper with a smooth and uniform texture
This high absorbency grade is twice as thick as Grade 642 with similar particle retention
Low-Ash Hardened Paper - 3910-2700 - Grade 391, 27cm 9cm stannic and nickel sulfideAhlstrom Munksj 391 2 3 m, 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.
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