Filter Paper 185 mm Grade 2 Circles, designed for gravimetric analysis and the preparation of samples for instrumental analysis, High purity, for use in a wide range of critical filtration procedures, Wide range of filter grades and diameters, Ashless 0.007% are very pure filters
Clay Triangle, Perfect tool for suspending a crucible, The uniform clay tubes supports the crucible and the galvanized iron wire resists rusting, Size: 2in
Epoxy-coated, steel wire test tube rack resists most solvents, weak acids and bases, Withstands temperatures up to 121 degreeC, Holds 20 Tubes, size 20mm.