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Concrete
Processing protocol
![]() Two steps
Equipments required
![]() STEP I – SOLVENT TREATMENT:
Flowers are soaked in Food Grade Hexane (Having Boiling point of 70oC).
![]() Mixing Hexane 2 litres / kg of flowers for 30 minutes
![]() Rotate the container slowly for 20 minutes in the rotary type of extractor.
![]() Perfume substance along with wax and pigments dissolved in Hexane.
STEP II – EVAPORATION:
Perfume laden solvent is led into the evaporator
![]() Evaporation at a constant temperature of 75oC
![]() Vapour of the solvent condemned into liquid for recycling
![]() Liquid (Perfume, wax & pigments) is distilled in a vacuum distillation unit for complete removal of solvent in the still
![]() Floral concrete settled in the still in the form of molten wax
![]() Cooled and Stored in glass (or) aluminum containers
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Last modified: Wednesday, 20 June 2012, 11:42 AM