Added: 3 years ago
From: www4chemcom
Views: 19,674
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  • mais vous etes fouuue ??? deja il faut travailler sous la hote psq il ya des vapeurs toxiques qui se degagent en + ce que vs avez obtenue n'est pas de l'aspirine pure faut faire une purification pour parler d'aspirine !

  • its simply method to actylation process

    btw u forget to recrytal the ppt (with solvent) for highly conc of ppt and washing ppt

  • جميل..شكرا

  • je vous remercie beaucoup parce que je veut suivre la branche médecine ou pharmacie.a très bientôt.a+++++++++++++++++++++­++.

  • جزاك الله خير

    وابيك تسوي لي تجربه اذا ماعليك امر تجربة خدش الزجاج

  • تشربه تموت حتما

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