Polysciences has been the leader in supplying epoxy embedding material to microscopists for many years. Our Poly/Bed® line of products are the reliable, long-established means by which you can be assured of secure specimen embedment. Use Poly/Bed® for your scientific studies requiring beam stability, low shrinkage, and good contrast. Poly/Bed® Epoxy formulations are of lower viscosity then Araldite formulations, and hence provide better penetration into tissue samples.Kit Contains: 1x50ml Poly/Bed 812, 1x30ml DDSA, 1x20ml NMA, 1x5ml DMP-30