MODIFIKATSIYALANGAN SEOLITLAR ASOSIDA SUV TARKIBIDAGI Cu(II) IONLARINI ADSORBSIYALASH JARAYONINI TADQIQ ETISH.
Ana Makale İçeriği
Öz
Ushbu maqolada suv tarkibidagi Cu(II) ionlarini adsorbsiyalashda modifikatsiyalangan seolitlardan foydalanish imkoniyatlari tahlil qilindi. Tabiiy seolitlarning, xususan, klinoptilolitning ion almashinish xususiyati va g‘ovak tuzilishi ularni og‘ir metall ionlarini suvdan ajratishda istiqbolli adsorbentga aylantiradi. Seolitni kislotalar, ishqorlar, temir birikmalari yoki organosilanlar yordamida modifikatsiyalash natijasida uning sirt xususiyatlari va Cu(II) ionlariga nisbatan adsorbsion faolligini oshirish mumkin. Maqolada Cu(II) ionlarining adsorbsiyasiga pH, boshlang‘ich konsentratsiya, adsorbent miqdori, kontakt vaqti va haroratning ta’siri ko‘rib chiqildi. Shuningdek, adsorbsiya jarayonini baholash uchun Langmuir va Freundlich izotermalari hamda psevdobirinchi va psevd ikkinchi tartibli kinetik modellar tavsiya etildi. Adabiyotlar tahlili modifikatsiyalangan seolitlarning Cu(II) ionlarini suvdan chiqarishda samarali material bo‘lishi mumkinligini ko‘rsatadi.
Makale Ayrıntıları
Bölüm
Referanslar
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