| Stock | 1000× Stock Concentration | Solvent | Notes | 1× c, Single-Copy | 1× c, Multi-Copy |
|---|
| Chloramphenicol | 34 mg/mL | 100% ethanol | | 34 mg/L | ? |
| Ampicillin·Na | 100mg100 mg/mlmL | Water or 50% ethanol | | 40% ethanol | 40% ethanol keeps it liquid at -20°C. | 100 mg/L | ? |
| Kanamycin·SO4 | 50 mg/mL | Water | Insoluble | Kanamycin | 50mg/ml | Water | NOT soluble in ethanol or any other solvent | Chloramphenicol | 34mg/ml | 100% ethanol | 50 mg/L | 25 mg/L |
| Spectinomycin·2HCl·5H2O | 100 mg/mL | Water | | 100 mg/L (or 50?) | ? |
| Trimethoprim | 15 mg/mL | DMSO | Insoluble in water or ethanol. | 15 mg/L | 10 mg/L |
| Apramycin·SO4 | ? | ? | | ? | ? |
| Gentamicin·SO4 | 10 mg/mL? | Water or ? | | ? | ? |
| Tetracycline | 10 mg/mL | Water or ? | | ? | ? |