Efficient, cost-effective activated carbon filters for many commonly used laboratory instruments. Filters contain high grade activated carbon which will absorb most organic and inorganic vapors including xylene, toluene, methanol, formalin, isopropyl alcohol and industrial denatured alcohol. These products are identical in size and shape to their comparable original manufacturer filters, and are an easy drop-in replacement. Change filters at manufacturer-recommended intervals to keep your laboratory and staff safe. 350 x 100 x 50mm