№ files_lp_4_process_3_126940
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Scientific research article presenting experimental investigation of adsorption kinetics and equilibrium isotherms for removal of copper (II) ions from aqueous solutions using sulfuric-acid-modified and unmodified biomass tea waste collected from a tea factory in Kisii County, Kenya.
Year: Not specified
Region / Location: Kisii County, Kenya
Research Field: Environmental Science
Topic: Heavy Metal Removal from Wastewater
Document Type: Scientific Research Article
Subject: Adsorption of Copper (II) Ions
Materials Studied: Modified and Unmodified Biomass Tea Waste
Sample Source: Nyamache Tea Factory
Chemicals Used: Sulfuric Acid (H2SO4)
Experimental Factors: Adsorbent Dosage, pH Levels, Adsorption Kinetics, Adsorption Isotherms
Isotherm Models Evaluated: Langmuir Isotherm Model; Freundlich Isotherm Model
Kinetic Model: Pseudo-Second-Order Kinetics
Key Metal Studied: Copper (II) Ions
Adsorbent Preparation: Tea Waste Treated with 1M H2SO4 at 150°C for 24 Hours
Optimal pH (Modified Tea Waste): 6
Optimal pH (Unmodified Tea Waste): 5.9
Optimal Adsorbent Dosage (Modified): 0.7 g
Optimal Adsorbent Dosage (Unmodified): 0.8 g
Adsorption Capacity (Modified Tea Waste): 14.144
Adsorption Capacity (Unmodified Tea Waste): 12.706
Data Correlation (Langmuir Model): 0.9477 and 0.9402
Purpose of Study: Evaluation of Low-Cost Adsorbent for Removal of Copper Ions from Wastewater
Price: 8 / 10 USD
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REPUBLIC OF KENYA IN THE HIGH COURT AT KISII CIVIL APPEAL NO. E189 OF 2024
Year: 2024
Region / city: Kisii
Subject: Civil appeal, personal injury
Document type: Court judgment
Institution: High Court of Kenya
Author: Hon. P.C. Biwott, Chief Magistrate
Target audience: Legal professionals, parties involved in the case
Period of validity: Not specified
Approval date: 25.09.2024
Amendment date: Not specified
Context: Legal ruling on a civil appeal involving a personal injury case, with an assessment of liability and damages for the respondent.
Topics: Isotherms KISII Unmodified