If you accidentally buy MacConkey without
- bile salts (1.5 g/L)
- Crystal violet (0.001g/L)
- NaCl (5 g/L)
| To make | Maconkey agar plates |
| at | mm plate diameter |
| pour | mL per plate |
| start with: | mL hot water |
| add | g Maconkey agar (without bile, CV, NaCl) |
| add | g bile salts |
| add | g NaCl |
| add | mL 1% crystal violet solution, heat to boiling, stir till dissolved |
| autoclave for: | minutes |