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Senin, 10 Desember 2012

Refluks


Refluks

Tujuan : 
Untuk menyempurnakan larutan yang belum sempurna atau menyempurnakan suatu reaksi yang belum sempurna

Bahan :
Aquadest 100 mL

Alat  :  
kondensor , beaker glass , gelas ukur, erlenmeyer, statif penjepit , selang , kaki 3 besi , asben , spiritus / bunsen

Prosedur :
·         Pastikan semua alat di cuci bensih
·         Pasang statif penjepit , kaki 3 besi , asbes , dan api bunsen
·         Letakkan erlenmeyer di atas kasa asbes , masukkan aquadest 100 ml kedalam erlenmeyer
·         Pasang konsensor pada erlenmeyer dan sambungkan pada pada penjepi statif
·         Pasang selang pada kran air , sambungkan dengan kondensor . air akan masuk melalui bawah dan air akan keluar melalui atas pada kondensor
·         Nyalakan kran  air dan kemudian nyalakan  api bunsen
·         Repluks akan berakhir jika sudah terjadi reaksi atau waktu yang telah di tentukan
·         Setelah terjadi reaksi maka matikan api terlebih dahulu barulah kran air
·         Catatan : air sebelum dan sesudah reaksi haruslah sama volumenya



Sumber : Laporan Praktikum Instrumen kimia, 2012

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