Fig. 3From: ISO 10993 biological evaluation of novel hemostatic powder – 4SEAL®MTT Cytotoxicity of 4SEAL® Hemostatic Powder. No cytotoxic potential of cell culture medium extract and its dilutions to L-929 mouse fibroblasts was observed. Horizontal line at 70% represents a cut off below which the extract is considered cytotoxic as per ISO 10993-5Back to article page