1320 .
HALF STRENGTH R2A MEDIUM IN 75% SEAWATER
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Equipment needed:
Autoclave
Final pH:
n.d.
Select a strain (optional):
ml
| Compound | Amount | Unit | |||
|---|---|---|---|---|---|
|
|
Medium 830 , prepare half strength medium with 75 % seawater | 1000 | ml | ||
| 1 Refer to the composition of DSMZ medium 830 and either make up the medium in 2 litres of 75% seawater or use half of the amounts of the components specified and make up the medium in 1 litre of 75% seawater. Liquid medium can be prepared by leaving out the agar. | |||||
Main sol. 830 #
1000
| Compound | Amount | Unit | |||
|---|---|---|---|---|---|
|
|
Yeast extract | 0.50 | g | ||
|
|
Proteose peptone
(Difco no. 3) |
0.50 | g | ||
|
|
Casamino acids | 0.50 | g | ||
|
|
Glucose | 0.50 | g | ||
|
|
Starch
(soluble) |
0.50 | g | ||
|
|
Na-pyruvate | 0.30 | g | ||
|
|
K2HPO4 | 0.30 | g | ||
|
|
MgSO4 x 7 H2O | 0.05 | g | ||
|
|
Agar | 15.00 | g | ||
|
|
Distilled water | 1000.00 | ml | ||
| 1 Final pH 7.2; adjust with crystalline K2HPO4 or KH2PO4 before adding agar. Add agar, heat medium to boiling to dissolve agar, and autoclave for 15 min at 121°C. | |||||