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B958 |
IRON OXIDIZING MEDIUM (Twin Pack) |
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Formula |
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Ingredients |
gms/lit. |
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Part A Ammonium sulphate Potassium chloride Dipotassium phosphate Magnesium sulphate Calcium nitrate Part B Ferrous sulphate |
3.00 0.10 0.50 0.50 0.01
44.22 |
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Final pH (at 25°C) : 3.0 + 0.2 |
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Directions |
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Suspend 4.11 gms part A in 700 ml distilled water containing 1 ml of 10 N sulphuric acid. Boil to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Cool and mix with separately sterilized 300 ml of Part B. |
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