Back to all solutions

Main sol. 782

Internal Solution-ID: S1587

Equipment needed: Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
NH4-oxalate 15.00 g 15 120.874
NaHCO3 10.00 g 10 119.038
NaH2PO4 x 2 H2O 10.00 g 10 83.349
NaCl 0.70 g 0.7 11.978
KCl 0.57 g 0.57 7.646
MgCl2 x 6 H2O 0.10 g 0.1 0.492
CaCl2 x 2 H2O 0.01 g 0.01 0.068
Na2S2O3 x 5 H2O 1.00 g 1 4.029
Distilled water 1000.00 ml - -
Agar , if required
(adjust if required in range 1.5-2.0)
2.00 %(w/v) 20 59.465
1 pH 6.8-7.0
2 The first three salts must be dissolved in the indicated sequence. After autoclaving for 20 min at 121°C the pH of the medium shifted to 8.5-9.0. Solid medium contained 1.5 to 2.0% (w/v) of Bacto-Agar (Difco).
782 OM-2 MEDIUM