Search Results

You are looking at 81 - 90 of 100 items for :

  • "ethyl acetate" x
  • All content x
Clear All
Full access

Qasim Ahmed, Yonglin Ren, Robert Emery, James Newman, and Manjree Agarwal

. 2007 Efficacy of ethyl formate and ethyl acetate for the control of onion thrips ( Thrips tabaci ) N. Z. J. Crop Hort. Sci. 35 267 274 Weller, G.L. Graver, J.E. 1998 Cut flower disinfestations: Assessment of replacement fumigants for methyl bromide

Free access

David A. Felicetti and Larry E. Schrader

.5 m KOH) (v/v)] for the first 2 min, then solvent B (ethyl acetate) increased linearly and reached 50% at 21 min. This mixture was maintained until 40 min, at which time the column was reequilibrated with 100% solvent A for 12 min. The 0.1 m HEPES

Free access

Jinhe Bai, Elizabeth Baldwin, Jack Hearn, Randy Driggers, and Ed Stover

including ethyl butanoate, ethyl acetate, methyl butanoate, and ethyl 3-hydroxyhexanoate ( Perez-Cacho and Rouseff, 2008 ; Plotto et al., 2008 ; Shaw, 1991 ). Ethyl butanoate is the major contributor to “fruity” aroma, and other ethyl esters enhanced the

Free access

Xuan Liu and Catherine Grieve

different lanes on Whatman No.1 filter paper sheet (0.23 × 0.58 m). The paper chromatograms were developed in descending mode in a mobile phase of n-propanol:ethyl acetate:water (7:1:2, v/v) for 36 to 38 h for separation. The separated cyclitols were

Free access

Zhihui Chang, Laiqiang Zhuo, Fangfang Yu, and Xunzhong Zhang

dark for 24 h in 0.6% 2,3,5-triphenyltetrazolium chloride at 37 °C, rinsed with deionized water, and ground in a mortar and pestle with ethyl acetate. The absorbance of the incubation solution was measured at 490 nm with a spectrophotometer (ultraviolet

Full access

Victoria J. Ackroyd and Mathieu Ngouajio

of hairy vetch and cowpea HortScience 41 695 700 Hill, E.C. Ngouajio, M. Nair, M.G. 2007 Allelopathic potential of hairy vetch ( Vicia villosa ) and cowpea ( Vigna unguiculata ) methanol and ethyl acetate extracts on weeds and vegetables Weed Technol

Free access

Mariateresa Cardarelli, Youssef Rouphael, Elvira Rea, Luigi Lucini, Marco Pellizzoni, and Giuseppe Colla

pump and electrospray ionization system, coupled to a G6410A triple quadrupole mass spectrometer detector (all from Agilent Technologies, Santa Clara, CA) was used. The plant material (2 g) was extracted by Ultra-Turrax in an 8 + 4 mL of ethyl acetate

Free access

Muttalip Gündoğdu, Tuncay Kan, and Mustafa Kenan Gecer

extract was then centrifuged at 5000 rpm/min. Supernatant were evaporated to dryness under reduced pressure (35 to 40 °C). The residue was dissolved in 25 mL of water/ethanol (80:20, v/v) and extracted four times with 25 mL of ethyl acetate. The organic

Open access

Lie Li, Yu-xin Tong, Jun-ling Lu, Yang-mei Li, and Qi-chang Yang

samples of 0.2 g were cut and mixed, and 5 mL of deionized water was added to extract the soluble sugar in a boiling water bath for 30 min (repeated twice). Anthrone ethyl acetate reagent (0.5 mL) and concentrated sulfuric acid (5 mL) were added to 0.5 mL

Open access

Sanele Fana Kubheka, Samson Zeray Tesfay, Asanda Mditshwa, and Lembe Samukelo Magwaza

liquid-liquid extraction with hexane, chloroform, and finally ethyl acetate. The extracts were thereafter kept in cold storage for amending GA and CMC 1% for treating fruit ( Tesfay et al., 2017 ). Fruit quality attributes and sensory evaluation Mass loss