9 articles in this issue
Rizwana K. Soomro, T. H. Sherazi, S. A. Shaikh
Mango (Mangifera indica L.) fruit has a relatively short storage life due to perishable nature. In order to increases the storage life of ‘langra’ mangoes, fruits were coated with sunflower wax. Mangoes were stored at room and refrigerated temperature. Su... see more
Muddasar Habib, Amad Ullah Khan, Unsia Habib, Abdul Rehman Memon
Khyber Pakhtun Khwa province of Pakistan has considerable amounts of low ranked coal. However, due to the absence of any centrally administered power generation system there is a need to explore indigenous methods for effectively using this valuable energ... see more
Ghulam Qadir Shaar, Tasneem Gul Kazi, Wahid Bux Jatoi, Pribho Mal Makhija, Shamroz Bano Sahito, Adbul Hassan Shar, Fateh M. Soomro
Barley (Hordeum Vulgare L.) is one of the most important foods for animals and possesses high nutritional value. In this paper, we have focused our study to find out the chemical parameters, especially metal content of this class of food commodity and its... see more
Khalida Parveen Mahar, Kulsiim Ubedullah Abbasi, Mohammad Yaar Khuhawar, Gulam Murtaza Mastoi, Adbul Hmeed Channer, Abdul Jabbar Kandhro, Shamroz Bano sahito
The determination of a-keto acids has clinical importance, because these are intermediates in a number of biochemical processes. This work reports the development of an HPLC procedure for the analysis a-keto acids in blood and urine samples after derivati... see more
M. Tazul Islam, M. Jamaluddin Ahmed
A very simple, ultra-sensitive and highly selective non-extractive spectrophotometric method for the determination of trace amount of zinc using 5,7-dibromo-8-hydroxyquinoline (DBHQ) has been developed. DBHQ reacts in a slightly acidic solution (0.000001-... see more
Shamroz Bano Sahito, Wahid Bux Jatoi, Ghulam Qadir Shaar, Khalida Parveen Mahar, Pirbho Mal Makhija, Tasneem Gul Kazi
Mineral contents have been determined for thirty samples from three medicinal plants (Hibiscus rosa-sinensis, Salvadora oleoides and Euphoria hirta) . Fifteen essential trace and toxic elements were determined, using atomic absorption spectrophotometer. T... see more
Pawan Raj Shakya
Dust samples were collected from roadside houses of seven major locations in Kathmandu metropolitan area and trace element compositions was determined by atomic absorption spectrophotometer (AAS). Results show significant concentrations of Zn, Pb, Ni, Cr ... see more
Nazar Hussain Kalwar, Siraj Uddin, Syed Tufail Hussain Sherazi, Abdul Rauf Khaskheli, Afzal Shah
The aim of this study was to reduce the highly toxic hexavalent chromium Cr(VI) into less toxic chromium Cr(III) species by using nickel nanoparticles (Ni NPs) as catalysts in order to provide safety to the aqueous environment. In the first phase Ni NPs w... see more
Faheem Shah, Tasneem Gul Kazi, Hassan Imran Afridi, Naeemullah Khan, Kapil Dev Brahaman, Sadaf Sadia Arain, Adbul Haleem Panhwar, Salam Aslam Arain
The aim of present study was to determine the lead (Pb) distributions in blood and prevalence of elevated Pb exposure among children, age ranged (5–10 years), residing near industrialized region of Hyderabad city, Pakistan. For comparison, biological samp... see more