Ara
Toplam kayıt 388, listelenen: 251-260
Highly Efficient Spectrophotometric Determination of Cu2+ ion in Aqueous Medium Using a thiosemicarbazone-derivative Ligand
(SPRINGER/PLENUM PUBLISHERS, 2022)
A new simple spectrophotometric method for the determination of Cu2+ ion was developed using an thiosemicarbazone compound, 2-{4-[Bis(2-chloroethyl)amino]benzylidene}-N-[(4-methylthio)phenyl]hydrazinecarbothioamide (TSC). ...
Different spacer-arm attached magnetic nanoparticles for covalent immobilization of Jack bean urease
(De Gruyter Open Ltd, 2022)
Objectives: This study aims the covalent immobilization of Jack bean urease on Fe3O4 magnetic nanoparticles via glutaraldehyde (urease@MNPs-Si-Glu) and epichlorohydrin (urease@MNPs-ECH) spacer arms. Methods: The optimum ...
A facile and sensitive coprecipitation method coupled with flame atomic absorption spectrometry for quantification of Cu(II) ions in complex matrices
(SERBIAN CHEMICAL SOC, 2022)
In the present investigation, the application of an organic coprecipit-ant, 2-[5,6-dichloro-2-(2-bromobenzyl)-1H-benzimidazole-1-yl]acetohydrazide (DIBBA), for separation and preconcentration of Cu(II) ions in fruit and ...
AHŞAP KORUYUCULARLA MUAMELE EDİLMİŞ BAZI AĞAÇ MALZEMELERİN YANMASIYLA ORTAYA ÇIKAN GAZ EMİSYON MİKTARLARI
(2017)
Bu çalışma koruyucu maddelerle muamele edilmiş, üst yüzey işlemlerinden geçmiş ağaç malzemenin yanması ile ortaya çıkan O2, CO2, CO ve NOx miktarlarının tespit edilmesi amacıyla yapılmıştır. Bu maksatla sarıçam (Pinus ...
An Application of Carrier Element Free Coprecipitation (CEFC) Method for Determination of Co(II), Cu(II) and Ni(II) Ions in Some Food and Water Samples
(Acta Chimica Slovenica, 2013)
A simple and highly sensitive separation and preconcentration procedure, which has minimal impact on the environment, has been developed. The procedure is based on the carrier element free coprecipitation (CEFC) of Co(II), ...
E-LOJİSTİK UYGULAMALARININ İŞLETME PERFORMANSINA ETKİSİ: LOJİSTİK SEKTÖRÜNDE ÇALIŞANLAR ÜZERİNE BİR UYGULAMA
(2013-05-16)
İnsan yaşamının ayrılmaz bir parçası olan lojistik, insanlığın varlığından beri değişik şekillerde uygulama alanı bulmuştur. Geldiğimiz noktada ise sürekli büyüyen bir sektör konumundadır. Özellikle günümüz küresel rekabet ...
Preliminary investigations of ice creams for the determination of the physicochemical properties and aroma compounds by GC-MS produced from cow, sheep, goat, and buffalo milk
(M H SCHAPER GMBH CO KG, 2022)
In the present study, four different ice creams were produced using cow, buffalo, goat, and sheep milk. The physicochemical, sensory properties and aroma profile analyzes of ice creams were carried out and the differences ...
The Effect of Concentrate Feeding Levels on the Postweanining Performance of Holstein Friesian Calves
(Turk J Vet Anim Sci, 2002)
The influences of different levels of concentrate on the growth characteristics of Holstein Friesian calves reared under an original calf-rearing program were investigated in this study. Forty-one new-born calves (20 male ...
The Effects of GnRH and hCG Used During and After Artificial Insemination on Blood Serum Progesterone Levels and Pregnancy Rate in Cows
(Kafkas Üniversitesi Veteriner Fakültesi Dergisi, 2010-05)
The aim of this study was to evaluate the effects of single and combined administrations of GnRH and hCG with and on the12th day after artificial insemination (AI). Total 75 cows ranging from 2 to 3 years old were used as ...
Genetic and Environmental of Milk Ability Traits in Holstein Friesian Cows
(Journal of Animal and Veterinary Advances, 2009)
The research was performed to determine the effect of non-genetic factors on milkability characteristics and to estimate genetic parameters and relationships among Milk Flow Rate (MFR), Milking Time (MT) and milk yields ...