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amorphous, highly viscose polymer with high molecular weight sampolyeter whose macromolecules you formed of monomerenheterna - cf? 712cf? 712o and cf? 712o - and for its framstellning
amorphous, highly viscose polymer with high molecular weight sampolyeter whose macromolecules you formed of monomerenheterna - cf? 712cf? 712o and cf? 712o - and for its framstellning