WebChiral stationary phase Cyclodex B GC column analyses of A) L. zonatus-produced leptotriene, and B) leptotriene synthesized from (-)-(E)-β-caryophyllene, and their reduction products, showing the exact match of natural and synthetic leptotriene, and their four reduction products 16 Fig. S11. Webas a clear oil. The enantiomeric excess of aldehyde was determined to be 95.5% by chiral GC analysis, using a J & W Cyclodex-B chiral GC column. The sample was run at a constant temperature of 80 ºC (pressure = 10 psi). The retention time of the aldehyde 24 is 92.9 min (see chromatogram below). [α]25 D +6.0 (c 1.5, CHCl 3); 1H NMR (600 MHz, …
GC columns - Trajan Scientific and Medical
WebCyclodex-B Columns Part Number: 112-2532 J&W Cyclodex-B GC Column, 30 m, 0.25 mm, 0.25 µm, 7 inch cage Add to Favorites Subscribe to this item in cart or checkout More lab efficiency with your auto delivery schedule, modify and cancel it at any time. Simply select subscription delivery frequency in the cart or checkout, and submit your order. http://users.foodmate.net/mobile/5-0-996079-1.html gil\u0027s supper club hanna city illinois
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WebSuitable replacement for: Cyclodex-B, Rt-BDEXm, LIPODEX C. Film thickness: Operating temperature: 0.25 µm: 30°C to 220/240°C: More. Please refer to the part number list for more items. Product Data Sheet - CYDEX-B GC Columns [PDF] Part Number List - CYDEX-B GC Columns [PDF] WebWhen a column will be used at its maximum operating temperature limit for extended periods of time (such as with simulated distillation analysis), or when a thick-film, high-bleed column will be coupled to a very high sensitivity detector (such as an electron capture detector or mass spectrometer), overnight conditioning might be necessary to … WebHeadspace extracts from adult males of A. variegatus contained traces of geranylacetone (Table 4), and analysis of extracts on a chiral stationary phase Cyclodex B GC column revealed that males... gil\\u0027s supper club hanna city