PETROLEUM SPIRIT 60/80 pure 500ml.

Code: EDUCCHE2806SE

out from the alcoholic solution by shaking with petroleum ether (60-80°C) ... was extracted in a soxhlet with 500 ml of pure benzene for about 4 hours.

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out from the alcoholic solution by shaking with petroleum ether (60-80°C) ... was extracted in a soxhlet with 500 ml of pure benzene for about 4 hours.

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