World Journal of Applied Chemistry

Volume 5, Issue 2, June 2020

  • Effects of Different Fertilizer Rates on Total Polyphenols and Catechins of Selected Clones of Green Tea (Camellia sinensis L. [O] Kuntze)

    Evans Kenanda Okemwa, Koskei Kipkoech Silvanuss

    Issue: Volume 5, Issue 2, June 2020
    Pages: 13-19
    Received: 4 June 2020
    Accepted: 18 June 2020
    Published: 28 June 2020
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    Abstract: Application of inorganic NPK (nitrogen: phosphorus: potassium) fertilizers on tea (Camellia sinensis) has been common among small-scale tea farmers to increase production. However, the cost of fertilizers has been increasing and reducing their net returns. Fertilizers applications also affect the quality of the crop which is mainly dictated by the ... Show More
  • Optimization of Camellia sinensis Crop Productivity by Use of Blended Fertilizers

    Evans Kenanda Okemwa, Jepkemei Naum Kirwa

    Issue: Volume 5, Issue 2, June 2020
    Pages: 20-25
    Received: 8 June 2020
    Accepted: 20 June 2020
    Published: 4 July 2020
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    Abstract: Tea (Camellia sinensis) is the top foreign exchange earner in Kenya. Its demand is relatively high and this has triggered increased production. Manufacturing companies have also stiff competitions amongst themselves on the aspect of branding. However, for quality assurance and high productivity, the nature of fertilizer in regard to its nutrients h... Show More
  • Development and Validation of HPLC assay of Lycopene in Different Matrices

    Muhammad Amjad, Shabbir Hussain, Abdul Rehman Khan

    Issue: Volume 5, Issue 2, June 2020
    Pages: 26-33
    Received: 11 May 2020
    Accepted: 29 May 2020
    Published: 13 July 2020
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    Abstract: Lycopene is the red pigment richly found in many red -colored fruits and vegetables such as tomatoes, papaya, pink grapefruit, pink guava, and watermelon. It is an antioxidant that has various beneficent effects and protects against oxidative damage to lipids, protein, and DNA. It is a potent quencher of oxygen and most effective against cancer, ca... Show More
  • The Sources, Toxicity, Determination of Heavy Metals and Their Removal Techniques from Drinking Water

    Muhammad Amjad, Shabbir Hussain, Kashif Javed, Abdul Rehman Khan, Muhammad Shahjahan

    Issue: Volume 5, Issue 2, June 2020
    Pages: 34-40
    Received: 5 May 2020
    Accepted: 25 May 2020
    Published: 13 July 2020
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    Abstract: Heavy metals such as Chromium (Cr), Cadmium (Cd), Mercury (Hg), Arsenic (As), Zinc (Zn), Copper (Cu), Iron (Fe), Aluminum (Al), Barium (Ba), Calcium (Ca), Magnesium( Mg), Lead (Pb), Manganese (Mn), Silver( Ag), Sodium (Na), and Selenium (Se) their excess contamination in drinking and irrigation water causes toxicity in living organisms. Their maj... Show More