| Sea salts (Sigma) | 30.0 | g |
| Yeast extract (Difco) | 0.1 | g |
| Trace element solution (see Medium No. 301) | 1.0 | ml |
| Vitamin solution (see below) | 1.0 | ml |
| Thiamine solution (see below) | 1.0 | ml |
| Vitamin B12 solution (see below) | 1.0 | ml |
| Na2WO4·2H2O | 30.0 | mg |
| Na2SeO4 | 0.5 | mg |
| Sodium acetate | 1.0 | g |
| Methylamine | 2.0 | g |
| Sodium formate | 5.0 | g |
| Methanol | 5.0 | ml |
| KH2PO4 | 0.2 | g |
| NH4Cl | 0.27 | g |
| Resazurin | 0.5 | mg |
| NaHCO3 | 1.26 | g |
| Na2S·9H2O | 0.5 | g |
| Distilled water | 1.0 | L |
| p-Aminobenzoic acid | 4.0 | mg |
| Biotin | 1.0 | mg |
| Nicotinic acid | 10.0 | mg |
| DL-Calcium pantothenate | 5.0 | mg |
| Pyridoxine·HCl | 10.0 | mg |
| Sodium phosphate buffer (10 mM, pH 7.1) | 100.0 | ml |
| Thiamine·HCl | 10.0 | mg |
| Sodium phosphate buffer (25 mM, pH 3.4) | 100.0 | ml |
| Vitamin B12 | 5.0 | mg |
| Distilled water | 100.0 | ml |