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Put 0.5ml bacterial culture in a sterile eppendorf tube. Add 0.5ml of sterile 80% (v/v) glycerol soution. Freeze on dry ice or directly into –70oc . Store at –70oC. Cells are best for about 4-6 months, but will probably work ok for a whole year. How will you prepare glycerol?Read More →

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Glycerol vs Glycerin The difference between glycerol and glycerin is glycerol is a pure form on the other hand glycerin contains 95% glycerol. Although that chemical formula is the same they cannot be used interchangeably especially when purity is preferred. Is glycol and glycerin the same? Alcohols with two OHRead More →