5.1. Kesimpulan
Berdasarkan penelitian ini, dapat disimpulkan bahwa:
1. Konsentrasi awal berbanding terbalik dengan %removal dan berbanding lurus dengan kapasitas adsorpsi zat warna Tartrazine dan Allura Red AC pada sistem satu komponen dan dua komponen
2. Nilai pH berbanding terbalik dengan %removal dan kapasitas adsorpsi zat warna Tartrazine pada sistem satu komponen dan dua komponen karena adanya gaya tarik menarik yang kuat antar adsorbat dan adsorben pada pH rendah.
4. Nilai pH tidak berpengaruh dengan %removal dan kapasitas adsorpsi zat warna Allura Red AC pada sistem satu komponen dan berbanding lurus dengan %removal adsorpsi zat warna Allura Red AC pada sistem dua komponen
5. Nilai %removal adsorpsi Tartrazine dan Allura Red AC lebih besar pada sistem satu komponen dibandingkan pada sistem dua komponen
6.Model kinetika orde dua merupakan model yang paling cocok untuk menggambarkan kinetika adsorpsi zat warna Allura Red AC pada sistem satu komponen dan dua komponen.
7. Model kinetika orde dua merupakan model yang paling cocok untuk menggambarkan kinetika adsorpsi zat warna Tartrazine sistem satu komponen pada pH asam, sedangkan pada pH basa model difusi interpartikel merupakan model yang paling cocok untuk menggambarkan kinetika adsorpsi zat warna Tartrazine pada sistem satu komponen.
8. Model kinetika orde dua merupakan model yang paling cocok untuk menggambarkan kinetika adsorpsi zat warna Tartrazine dan Allura Red AC pada sistem dua komponen.
9. Model isoterm adsorpsi Modified Extended Langmuir merupakan model yang paling cocok untuk menggambarkan adsorpsi biner zat warna Tartrazine dan Allura Red AC.
10. Kapasitas adsorpsi maksimum Tartrazine pada sistem satu komponen berada pada rentang
0,096 sampai 0,0492 sedangkan kapasitas adsorpsi maksimum pada sistem dua komponen Allura
Red AC pada sistem dua komponen berada pada rentang 0,8 sampai 0,121
80
11. Kapasitas adsorpsi maksimum Tartrazine pada sistem satu komponen berada pada rentang 0,0545 sampai 0,099 sedangkan kapasitas adsorpsi maksimum pada sistem dua komponen Allura Red AC pada sistem dua komponen berada pada rentang 0,0554 sampai 0,123.
13. Kapasitas maksimum adsorpsi pada sistem satu komponen cenderung lebih besar dibandingkan kapasitas maksimum adsorpsi pada sistem dua komponen
5.2. Saran
Saran yang dapat dilakukan untuk penelitian selanjutnya adalah:
1. Perlu dilakukan modifikasi pada adsorben sehingga kapasitas adsorpsi untuk kedua adsorbat
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