gram stain introduction the gram stain is a differential staining procedure used to categorize bacteria as gram positive or gram negative based on the chemical and physical properties of their ...
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...Gram stain introduction the is a differential staining procedure used to categorize bacteria as positive or negative based on chemical and physical properties of their cell s walls are differentiated through series decolorization steps cells will purple red pink supplies reagents personal protective equipment ppe slide rack timer absorbent paper such bibulous water tap deionized crystal violet iodine decolorizer safranin carbol fuchsin brightfield microscope with x objective immersion oil instructions use appropriate according your laboratory procedures safety manual place prepared fixed smear then flood wait at least seconds rinse after apply immediately counterstain blot be careful not wipe off allow newly stained air dry completely view under using for total magnification record results criteria sure check manufacturer timing each step this job aid component free demand cdc training course biochemicals organism id find https www gov labtraining...