|
MgCl2·6H2O |
0.2 |
g |
|
CaCl2·2H2O |
0.1 |
g |
|
NH4Cl |
0.1 |
g |
|
KH2PO4 |
0.1 |
g |
|
KCl |
0.1 |
g |
|
Trace element mixture* |
1 |
ml |
|
Selenite-tungstate solution** |
1 |
ml |
|
Vitamin solution*** |
1 |
ml |
|
Bicarbonate solution**** |
15-30 |
ml |
|
Thiosulfate solution***** |
20 |
ml |
|
Distilled water |
950 |
ml |
|
pH 7.0-7.2 |
|
|
|
|
Mix ingredients except for bicarbonate, vitamin and thiosulfate solutions. Dispense the medium into suitable culture vessels, seal with butyl rubber stoppers, and autoclave at 121°C for 15 min. Aseptically add other ingredients using sterile syringes, and adjust pH to 7.0-7.2 using compact pH meter. |
|
|
|
|
|
|
|
|
|
*Trace element mixture |
|
|
|
HCl (25%; 7.7 M) |
12.5 |
ml |
|
|
|
FeSO4·7H2O |
2100 |
mg |
|
|
|
H3BO3 |
30 |
mg |
|
|
|
MnCl2·4H2O |
100 |
mg |
|
|
|
CoCl2·6H2O |
190 |
mg |
|
|
|
NiCl2·6H2O |
24 |
mg |
|
|
|
CuCl2·2H2O |
2 |
mg |
|
|
|
ZnSO4·7H2O |
144 |
mg |
|
|
|
Na2MoO4·2H2O |
36 |
mg |
|
|
|
Distilled water |
987 |
ml |
|
|
|
Sterilized by autoclaving. |
|
|
|
|
|
|
|
|
|
**Selenite-tungstate solution |
|
|
|
NaOH |
0.4 |
g |
|
|
|
Na2SeO3·5H2O |
6 |
mg |
|
|
|
Na2WO4·2H2O |
8 |
mg |
|
|
|
Distilled water |
1 |
L |
|
|
|
Sterilized by autoclaving. |
|
|
|
|
|
|
|
|
|
***Vitamine solution |
|
|
|
Biotin |
2 |
mg |
|
|
|
Folic acid |
2 |
mg |
|
|
|
Pyridoxine-HCl |
10 |
mg |
|
|
|
Thiamine-HCl |
5 |
mg |
|
|
|
Riboflavin |
5 |
mg |
|
|
|
Nicotinic acid |
5 |
mg |
|
|
|
Ca-pantothenate |
5 |
mg |
|
|
|
Vitamin B12 |
0.1 |
mg |
|
|
|
p-Aminobenzoic acid |
5 |
mg |
|
|
|
Lipoic acid |
5 |
mg |
|
|
|
Distilled water |
1 |
L |
|
|
|
Sterilized by filtration. |
|
|
|
|
|
|
|
|
|
****Bicarbonate solution (1.0 M) |
|
|
|
NaHCO3 |
8.4 |
g |
|
|
|
Distilled water |
100 |
ml |
|
|
|
Saturated with CO2 gas. Tightly sealed in bottles filled with CO2 gas and then sterilized by autoclaving. |
|
|
|
|
|
|
|
|
|
*****Thiosulfate solution (1.0 M) |
|
|
|
Na2S2O3·5H2O |
24.8 |
g |
|
|
|
Distilled water |
100 |
ml |
|
|
|
Sterilized by filtration and stored under N2 gas. |