Leave, chloroform evaporation at room temperature in the Cabinet hood and then baked to dry at ambient temperature 60° c for a period of 48 hours leave to crystallize film at room temperature for a period of 7 days.
Leaving the chloroform evaporated at room temperature in a fume hood. They were then dried at 60 ° C for 48 hours left to film crystallized at room temperature for 7 days.
Left chloroform evaporated at room temperature in a fume hood. Then after drying at 60 C for 48 hours. Leave the film crystallization at room temperature for 7 day