Chemical fixation: This technique is used for stabilizing biological samples. Chemical substances are utilised tocross connection protein molecules with close by molecules. The most often made use of chemical in this technique is glutaraldehyde.Vi?c l?a ch?n lo?i decal ?? in tem dán r?t quan tr?ng. ??i v?i các dòng s?n ph?m ???c b?o qu?n trong m