| Carbon monoxide hydrogenation over $Ru-Mn-K/Al_2O_3$ catalysts | S.Tajammul HUSSAIN, M.Ashraf ATTA | 77–83 |
| Topological constraints on HMO hetereoatom parameters | Lemi TÜRKER | 84–87 |
| Factors influencing the angle of total $Pi$-electron energies of alternant hydrocarbons | Lemi TÜRKER | 88–91 |
| Ion chromatographic analysis of water-soluble anions in the atmosphere in Amman, Jordan | Qasem M. JARADAT, Anwar G. JIRIES, Kamal A. MONAMI | 92–99 |
| Controlled release of aldicarb from carboxymethylcellulese microcapsules | M.Yakup ARICA, Vasıf HASIRCI, Mustafa LALE, N Fatma KÖK, Mustafa YİĞİTOĞLU | 100–104 |
| Spectrophotometric determination of the $pK_a$ values of some aminoacid complexes of pentacyanoferrate (II) and pentacyanoruthenate (II) | Yakup BARAN, Şebnem BARAN, N. Kemal TUNALI | 105–110 |
| Carbonic anhydrase from Nicotiana tabacum leaves | Nazan DEMİR, Yaşar DEMİR | 111–117 |
| Kinetics of autoxidative polymerizaiton of sunflowerseed oil | Hüseyin TOPALLAR, Yüksel BAYRAK, Mehmet İŞCAN | 118–125 |
| Examination of historical textiles with dyestuff analyses by TLC and derivative spectrophotometry | Recep KARADAĞ, Emre DÖLEN | 126–133 |
| Electron spin resonance studies on cobalt carbonic anhydrase-substrate complexes | Nazan DEMİR, Çiğdem NUHOĞLU, Barbaros NALBANTOĞLU, Y. Kemal YOĞURTÇU, Enise AYYILDIZ, Ö. İrfan KÜFREVİOĞLU, Hasan ÖZDEMİR | 134–138 |
| A novel glycosidicly linked piperidine alkaloid from cyclamen coum | Nurettin YAYLI, Cemalettin BALTACI | 139–143 |
| A quantum-chemical investigation on 3-(4H-1,2,4-triazol-4-yl)-1H-1,2,4-triazole | Rıza ABBASOĞLU, A.Aykut İKİZLER, Necdet SALTEK | 144–150 |