WebG43 stationary phase, and a deactivated split liner with glass wool.Specific gravity 〈841〉: between 1.035 and 1.037. Temperature Acidity—Add 1mL of phenolphthalein TS to 50mL of water, then Injector: 220° add 0.1N sodium hydroxide until the solution remains pink for 30 Detector:250° seconds. Then add 10mL of Propylene Glycol, accurately ... WebG43. DB-624, VF-624ms, CP-Select 624 CB. BP624 . OPTIMA 624 LB . Rxi-1301Sil MS. silarylene-based cyano. G43. VF-1301ms . Rtx-1301 Rtx-624. cyanopropylmethyl …

GC Columns - University of São Paulo

WebThe CP-Select 624 CB, a 6% cyanopropylphenyl, 94% dimethylsiloxane phase, is synthesized and fully characterized to ensure maximum column-to-column reproducibility. For an even lower bleed performance we recommend the VF-624ms. ... Optimized USP G43 stationary phase; Resolution for acetonitrile and dichloromethane ? 1.0 as described in … Webphases, the separation is loosely driven by compound boiling point. However, to resolve compounds with similar boiling points (e.g., isomers), highly selective and/or polar … piney creek post office

Guide to GC Column Selection and Optimizing Separations

WebNeed a G43 phase for residual solvents testing? See ZB-624. Testing free fatty acids? See ZB-FFAP. ... Multiple or routine water injections will not alter the efficiency or polarity of the phase over time. Distilled Alcohol Standard by Neat Injection on GC-FID. Columns: Zebron ZB-WAXPLUS. Dimension: 30 meter x 0.25 mm x 0.25 µm. Part No.: 7HG ... Web63 rows · General-purpose columns for residual solvents, alcohols, oxygenates, … Webphases, the separation is loosely driven by compound boiling point. However, to resolve compounds with similar boiling points (e.g., isomers), highly selective and/or polar stationary phases are often required. Figure 2 lists a select few column stationary phases in order of increasing McReynolds value, a.k.a. polar characteristic. Whereas some ... piney creek north carolina for sale