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Vitamin mix (pfennig & Lippert,1966)

Internal Solution-ID: S3031

This solution is used in 2 media and was first defined in medium 1479.

Equipment needed: Filter
1 1: acidic solution (HCl, pH3; 100ml)
Compound Amount Unit Conc. [g/L] Conc. [mM]
Thiamin 5.0 mg 0.013 0.047
Calcium pantothenate 5.0 mg 0.013 0.026
2 2: basic solution (100ml 0.1N NaOH)
Biotin 2.0 mg 0.005 0.02
PABA
(p-aminobenzoic acid)
5.0 mg 0.013 0.091
Nicotinic acid 5.0 mg 0.013 0.102
Pyridoxine 10.0 mg 0.025 0.148
3 3: Neutral solution in 100 ml demi water
Folic acid 2.0 mg 0.005 0.011
Riboflavin 5.0 mg 0.013 0.033
4 4: neutral solution in 100 ml demi water
B12 0.5 mg 0.001 9.2e-4
5 Sterilize by filtration.
6 Mix 1:1:1:1 just after addition or add separatlely, each 1ml/L.
1479 HALODESULFURIARCHAEUM MEDIUM
1491 CYCLONATRONUM PROTEIVORANS MEDIUM (OMEGA)