PASTIC Dspace Repository

Browsing Volume 31 by Title

Browsing Volume 31 by Title

Sort by: Order: Results:

  • Nutritive Values of Brassica campestris L. Oil as Affected by Growth Regulator Treatments 
    ASGHARI BANO; NADEEM KHAN; FAIZANULLAH (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)
    The effects of plant growth regulators, viz. Indole acetic acid (IAA), Gibberellic acid (GA) and Abscisic acid (ABA) were studied on fatty acid compositions, glucosinolate content and protein content of Brassica campestris ...
  • Oxidation of Benzyl Alcohol in Liquid Phase Catalyzed by Oxides of Nickel 
    MOHAMMAD ILYAS; MUHAMMAD SAEED (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    The oxidation of benzyl alcohol in liquid phase catalyzed by nano sized nickel hydroxide and nickel oxide using water and toluene as solvent was studied. Benzaldehyde and benzoic acid were identified as the reaction products ...
  • Oxidation of CO by 02 over ZnO Studied by FTIR Spectroscopy 
    GHULAM HUSSAIN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)
    The adsorption of CO at room temperature on finely divided ZnO surfaces, studied by FTIR, shows reversible bands (2250-2050 cm-I) and irreversible absorption bands (1800-600 cm-I ). The irreversible absorption bands (1800-600 ...
  • Partially Cd+ Ion-Exchanged Type-A Zeolites and Their Thermal Analysis 
    SHER AKBAR; RUKHSANA SHAHNAZ; TAJAMUL HUSSAIN, SHAH; MUHAMMAD SAMI (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    A series of partially exchanged Cd2+ A-zeolites (Cd0.86 A, Cd1.7 A, Cd2.46 A, Cd2.86 A, Cd3.25 A) were prepared by aqueous cation exchange technique from synthetic NaA-zeolite. The percentage of Cd2+ ions exchanged increased ...
  • Partition Studies on Aqueous Two-Phase System using Sodium Dodecyl Sulphate and Ammonium Salts for Extraction of Dyes 
    REHANA KOUSAR; NIAZI, SHAHIDA BEGUM; FARZANA MAHMOOD; FARZANA IRAM (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    An aqueous two-phase system consisting of sodium dodecyl sulphate (SDS), an anionic surfactant, and NH4NO3 / (NH4)2SO4 as salting out agent has been used for the extraction of ionic dyes. Transparent aqueous two-phase ...
  • Phytochemical Studies on Daphne mucronata 
    RASOOL, MUHAMMAD AZAM; IMUHAMMAD IMRAN; HAQ NAWAZ; ABDUL MALIK; KAZMI, SHAHANA UROOJ (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)
    Eleven compounds have been isolated for the first time from Daphne mucronata namely, cinnamic acid (1), 7,8-dimethoxycoumarin (2), 7,8-dihydroxycoumarin (3), lupeol (4), ßamyrin (5), betulin (6), 5,6,7,8,3',4'-hexamethoxyflavone ...
  • Quantification and Diversity in the Black Seeds (Nigella sativa L.) Gene Stock of Pakistan for their Composition of Mineral Nutrients 
    IQBAL, MUHAMMAD SAJJAD; ABDUL GHAFOOR; QURESHI, AFSARI SHARIF (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)
    Nigella sativa (L.) a member of family Ranunculaceae is an annual herbaceous plant indigenous to the Mediterranean region contains more than 100 nutrients and had been used for edible and medicinal purposes in major parts ...
  • Reduction of Aflatoxin-B1 and Ochratoxin-A levels in Polished Basmati Rice (Oryza saliva Linn.) by Different Cooking Methods 
    ARSHAD HUSSAIN; GHOSIA LUTTFULLAH (Karachi: The Chemical Society Of Pakistan, 2009-12-11)
    Rice (Oryza saliva Linn.) is one of the basic diets of Pakistan. The aim of present study was to evaluate the effect of different cooking methods on the levels of aflatoxin-B, (AFB,) and ochratoxin-A (OTA). For this purpose ...
  • Removal of Cu (II) Ions from Aqueous Solutions by Turmeric Powder 
    AMTUL-QAYOOM; SYED ARIF KAZMI; NAUSHABA-RAFIQ (Karachi: The Chemical Society Of Pakistan, 2009-12-05)
    Copper is an essential nutrient, but it is toxic at high intake levels. The presence of copper(II) ions causes serious toxicological concerns, it is usually known to deposit in brain, skin, liver, pancreas and myocardium. ...
  • The Role of Fungi as Aeroallergens in Asthma and Allergies 
    MUHAMMAD ANWAR, WAQAR; TASNEEM AKHTER; ASMA WAQAR; SOHAIL SHAUKAT; MUNEEBA KHAN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    Allergies and asthma are worldwide diseases causing various health problems. Their symptoms include episodic wheeziness, breathlessness, dry cough, etc. Sensitivity to a variety of fungi is known to be a major factor in ...
  • Secondary Metabolites from Alhagi maurorum 
    SAEED AHMAD; IRSHAD AHMAD; MUHAMMAD SALEEM; ABDUL JABBAR; NISAR-UR-REHMAN; SYED SAEED-UL-HASSAN; KANWAR SALEEM AKHTAR; MUHAMMAD IQBAL CHOUDHARY (Karachi: The Chemical Society Of Pakistan, 2009-12-19)
    Eight compounds have been isolated for the first time from Alhagi maurorum namely, β- sitosterol, cinnamic acid, p-coumaric acid, 4-hydroxybenzoic acid, 3'-O-methylorobol, Methyl β-D-glucopyranoside, β-sitosterol ...
  • Sewage Water Pollutants Removal Efficiency Correlates to the Concentration Gradient of Amendments 
    Zulfiqar Ahmad, Bhatti; Qaisar Mahmood; Iftikhar Ahmad, Raja (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    Three coagulants viz. alum, FeClG₃, and Moringa oleifera seed extract were compared for treating municipal wastewater. The wastewater samples were collected from a drain near the Murree Road in Abbottabad city. The initial ...
  • STRUCTURE ELUCIDATION OF CHROMOGEN RESULTING FROM JAFFE'S REACTION 
    ISHTIAQ HUSSAIN; MUHAMMAD ILYAS TARIQ; HAMID LATIF SIDDIQUI (The Pakistan Society Of Biochemists, 2009-12-16)
    Jaffe’s reaction is a reaction of creatinine with alkaline picric acid resulting in red chromogen. This color is being used widely for the estimation of creatinine in biological fluids without knowing the exact structure ...
  • Study of Color Parameters of Light Exposed and Light Unexposed Wool Fabrics Dyed With Chromium (Ill) Based Complex Dyes 
    NAHEED, KAUSAR; AHMAD, MOHAMMAD ALEEM; MUNAZZA ABDUAL, WAHAB; KAMRAN AHMAD; ARSHEEN MOIZ (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    Derivatives of o-amino benzoic acid (anthranilic acid) were synthesized using 1-naphthol-3,6-disulfonic acid, 1-Naphthol-8 amino-3, 6-di-sulfonic acid; 1-naphthol-3-sulfonic acid, 6-methylamino-1-naphthol-3-sulfonic acid ...
  • Surface Area and Pore Size Distribution of Activated Carbon Produced from Low Cost Precursors 
    SULTAN ALAM; BANGASH, FAZLULLAH KHAN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)
    Fast growing wood (Paulownia tomentosa-PT, Ailanthus altissima-AA, Salvadora oleoides-SO) and animal bones were utilized for the preparation of activated carbon. The carbon samples were activated by thermal means (400-10000C). ...
  • Synthesis and Characterization of Co (Il), Ni (Il), Cd (Il) and Cu (Il) Complexes of Bis-Schiff Bases obtained from 1,8-Diaminonaphthalene 
    NEVIN TURAN; MEMET SEKERCI (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    The present study deals with the preparation of Schiff base and its chelates with some transition metal ions Co (II), Ni (II), Cu (II) and Cd (II). The ligand was obtained by condensation of 1,8-diaminonaphthalene with ...
  • Synthesis and Characterization of Cui11V6O26 as High—Capacity Cathodes for Lithium Secondary Batteries via a Wet—Chemistry Route 
    CHAO YUAN; BINQIANG MA; XIN LI; SUHONG LU; XIAOYU CAO (Karachi: The Chemical Society Of Pakistan, 2009-12-04)
    The cathode material of Cu11 V6 026 has been synthesized for the lithium secondary batteries via the wet-chemistry method. The as-prepared powders were characterized by powder X-ray diffraction (XRD), scanning electron ...
  • Synthesis and Characterization of Polyaniline/Wood and Polyaniline/Carbon Composites 
    FARAH KANWAL; SAADAT ANWAR SIDDIQI; SAHAR TASLEEM; GHULAM SAKINA; TAHIR JAMIL (Karachi: The Chemical Society Of Pakistan, 2009-12-06)
    Conducting polymers have shown many applications in the field of nanoscience, nanotechnology and nuclear science. Polyaniline (PANI) is the most studied conducting polymer due to its environmental stability, easy availability ...
  • Synthesis and Characterization of Silver Hexacyanoferrate(II)/ Polyaniline Composites 
    FARAH KANWAL; SAIRA ISHAQ; TAHIR JAMIL (Karachi: The Chemical Society Of Pakistan, 2009-12-10)
    Silver hexacyanoferrate(II)/conducting polyaniline composite was synthesized in two steps process; In the first step, silver hexacyanoferrate(III) was synthesized by reaction of K3[Fe(CN)6] and AgNO3, solutions. In the ...
  • Synthesis and Characterization of Zinc and Cadmium complexes with Deoxyalliin 
    SHAHBAZ NAZIR; JAMIL ANWAR; MUNAWAR ALI, MUNAWAR (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-08-20)
    Zinc and Cadmium complexes with the amino acid, deoxyalliin (S-Allyl Cysteine), having the formulae [Zn(C6H10O2NS)2] and [Cd(C6H10O2NS)2] were synthesized and characterized by elemental analysis, FT-IR, thermogravimetry-FT-IR ...

Search DSpace


Advanced Search

Browse

My Account