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203 matches found for fragrance

GC Analysis of Fragrance Compounds in Shampoo Base on a 100% Methyl Column after SPME using 100 μm PDMS Fiber

desorption process 5 min, 250 °C desorption temp. -50 °C w/liquid CO2 extraction headspace, 5 min, 80 °C (with sample stirring) SPME fiber polydimethylsiloxane, 100 µm film (57300-U) column 100% methyl polysiloxane, 50 m x 0.25 mm I.D., 0.25 µm (Supelco equivalent, Equity-1, 28047-U) oven 35 °C to 2...

GC Analysis of Potpourri Fragrance Compounds on SUPELCOWAX® 10

column SUPELCOWAX 10, 30 m x 0.25 mm I.D., 0.25 µm (24079) oven 50 °C (0 min), then 8 °C/min to 270 °C (35 min) carrier gas helium, 25cm/ sec set at 110C sample Mixture of Potpourri Fragrance Compounds, neat injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 280...

GC Analysis of Potpourri Fragrance Compounds on SLB®-IL60

column SLB-IL60, 30 m x 0.25 mm I.D., 0.25 µm (29505-U) oven 50 °C (0 min), then 8 °C/min to 270 °C (20 min) carrier gas helium, 25cm/ sec set at 110C sample Mixture of Potpourri Fragrance Compounds, neat injection 0.1 µL (100:1 split) liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 280...

GC Analysis of Potpourri Fragrance Compounds on SLB®-5ms

column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 50 °C (0 min), then 8 °C/min to 200 °C (1 min) then 20 °C/min to 300 °C (20 min) carrier gas helium, 25cm/ sec set at 110C sample Mixture of Potpourri Fragrance Compounds, neat injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. t...

GC Analysis of Potpourri Fragrance Compounds on Equity®-1

column Equity-1, 30 m x 0.25 mm I.D., 0.25 µm (28046-U) oven 50 °C (0 min), then 8 °C/min to 200 °C (1 min) then 20 °C/min to 300 °C (20 min) carrier gas helium, 25cm/ sec set at 110C sample Mixture of Potpourri Fragrance Compounds, neat injection 0.1 µL, 100:1 split liner 4 mm I.D. cup injector inj...

Selecting a GC Column for Specific Industries/Applications

We know that only the most accurate analytical products will do. That’s why we offer the Supelco portfolio of analytical GC columns, providing you the accuracy, precision and consistency you need. Gas chromatography, first established in the 1950′s, is a mature analytical technique with many establi...

GC Analysis of Sicilian Mandarin Essential Oil on SLB®-5ms

column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 50 °C, 3 °C/min. to 250 °C (10 min), 10 °C/min to 270 °C (3 min) carrier gas helium, 30 cm/sec, constant sample Sicilian mandarin essential oil diluted 1:10 in n-hexane injection 1 µL, 50:1 split inj. temp. 280 °C detector FID, 280 °C Analy...

HPLC Analysis of 4-Methyimidazole (4-MeI) in Cola Beverage on SeQuant ZIC-HILIC

column SeQuant ZIC-HILIC, PEEK, 150 x 4.6 mm, 5 µm, 200 Ã… (1.50455.0001) column temp. 40 °Cambient mobile phase [A] ammonium formate; [B] acetonitrile; (90:10, A,B) flow rate 2.0 mL/min sample 25 ppm 4-methylimidazole injection 50 µL detector 230 nm Categories Analytical Chromatography, Flavors, Fr...

GC Analysis of Petitgrain Essential Oil on SUPELCOWAX® 10

column SUPELCOWAX 10, 30 m x 0.25 mm I.D., 0.25 µm (24079) oven 75 C (4 min), then 4 °C/min to 200 °C (10 min) carrier gas helium, 25cm/ sec set at 110C sample Petitgrain Oil, Paraguay, neat (W523607) injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 250 °C Cat...

GC Analysis of Petitgrain Essential Oil on SUPELCOWAX 10, 50 °C Initial Oven Temp.

column SUPELCOWAX 10, 30 m x 0.25 mm I.D., 0.25 µm (24079) oven 50 °C (0 min), then 3 °C/min to 250 °C (10 min) carrier gas helium, 25cm/ sec set at 110C sample Petitgrain Oil, Paraguay, neat (W523607) injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 260 °C Ca...

UHPLC Analysis of Turmeric Standards on Ascentis® Express RP-Amide

column Ascentis Express RP-Amide, 10 cm x 4.6 mm I.D., 5 µm particles (50774-U) column temp. 35 °C mobile phase [A] water with 0.1% formic acid; [B] acetonitrile with 0.1% formic acid; gradient 40% B held for 1 min; 40 to 100% B in (6 min); 100% B held for 5 min flow rate 1.0 mL/min pressure 1750 ps...

GC Analysis of Phenylethanol Enantiomers on β-DEX™ 120

column beta-DEX 120, 30 m x 0.25 mm I.D., 0.25 µm (24304) oven 120 °C carrier gas helium, 20 cm/sec sample 0.5 mg/mL each analyte in methylene chloride injection 1 µL, 100:1 split inj. temp. 200 °C detector FID, 300 °C Categories Analytical Chromatography, GC Applications, Alcohols, Enantiomers Feat...

GC Analysis of Cold-Pressed Mandarin Essential Oil on SLB®-5ms

column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 50C at 3C/min to 250C, held 10 min, at 10C/min to 270C, held 3 min carrier gas He at 30.1 cm/s and pressure of 99.8 kPa detector FID, 280 °C Categories Analytical Chromatography, GC Applications, Essential Oils Featured Industry Flavors and...

GC Analysis of Geranium Bourbon Essential Oil on SUPELCOWAX® 10

column SUPELCOWAX 10, 30 m x 0.25 mm I.D., 0.25 µm (24079) oven 50 °C (2 min), 2 °C/min to 230 °C (1 min) carrier gas helium, 20 cm/sec @ 155 °C sample neat oil injection 0.2 µL, 100:1 split detector FID Categories Analytical Chromatography, GC Applications, Essential Oils Featured Industry Flavors ...

GC Analysis of Bergamot Essential Oil on SLB-5ms (10 m x 0.10 mm I.D., 0.10 μm), Very Fast GC Analyis

column SLB-5ms, 10 m x 0.10 mm I.D., 0.10 µm (28465-U) oven 50 °C, 50.0 °C/min to 250 °C carrier gas hydrogen, 81.5 cm/sec, 265.3 kPa, sample 10:1 in hexane injection 0.2 µL, 400:1 split inj. temp. 300 °C detector FID, 300 °C Categories Analytical Chromatography, GC Applications, Essential Oils Feat...

GC Analysis of cis/trans Limonene Oxide Enantiomers on Astec® CHIRALDEX® B-PH

column Astec CHIRALDEX B-PH, 30 m x 0.25 mm I.D., 0.12 µm (71023AST) oven 90 °C carrier gas helium, 24 psi sample 3 mg/mL in methylene chloridepeak 1: d-cis or d-trans limonene oxidepeak 2: l-cis and trans limonene oxidepeak 3: d-trans or d-cis limonene oxide injection 1 µL, 80:1 split inj. temp. 25...

GC Analysis of D-Carvone Enantiomer in Caraway Essential Oil on Astec® CHIRALDEX® G-TA

column CHIRALDEX GTA, 30 m x 0.25 mm I.D., 0.12 µm (73033AST) oven 40 °C (1 min), then 2 °C/min to 170 °C (15 min) carrier gas helium, 25cm/ sec set at 110Chelium, 25cm/ sec set at 110 sample Caraway Oil, neat injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 2...

GC Analysis of Bergamot Essential Oil on SLB-5ms (10 m x 0.10 mm I.D., 0.10 μm), Fast GC Analysis

column SLB-5ms, 10 m x 0.10 mm I.D., 0.10 µm (28465-U) oven 50 °C, 14.0 °C/min to 250 °C carrier gas hydrogen, 57.0 cm/sec, 184.2 kPa sample bergamot oil, diluted 10:1 in hexane injection 0.4 µL, 600:1 split liner 0.75 mm ID inj. temp. 300 °C detector FID, 300 °C Categories Analytical Chromatography...

HPLC Analysis of Cosmetic Preservatives on Ascentis® Express RP-Amide at Elevated Temperature (0.6 mL/min)

column Ascentis Express RP-Amide, 10 cm x 3 mm I.D., 2.7 µm particles (53918-U) column temp. 50 °C mobile phase [A] water; [B] methanol; (60:40, A:B) flow rate 0.6 mL/min sample methyl-, benzylparaben, 50 mg/L; ethylparaben, 30 mg/L; propyl-, butylparaben, 100 mg/L; 2-phenoxyethanol, 1.5 g/L; 1-phen...

HPLC Analysis of 2-Phenylpropionic Acid Enantiomers on Astec® CYCLOBOND® I 2000 HP-RSP

column CYCLOBOND I 2000 HP-RSP, 25 cm x 4.6 mm I.D., 5 µm particles (24024AST) column temp. 25 °C mobile phase [A] 10 mM ammonium acetate, pH 4.0; [B] acetonitrile; (75:25, A:B) flow rate 1 mL/min sample 1 mg/mL in methanol injection 1 µL detector UV, 235 nm Categories Analytical Chromatography, Chi...

GC Analysis of Patchouli Essential Oil on Equity®-1

column Equity-1, 30 m x 0.25 mm I.D., 0.25 µm (28046-U) oven 50 °C (0.5 min), then 5 °C/min to 300 °C (10 min) carrier gas helium, 25cm/ sec set at 110C sample Patchouli Oil, neat (W283800) injection 0.1 µL, 100:1 split liner 4 mm I.D. cup injector inj. temp. 280 °C detector FID, 310 °C Categories A...

GC Analysis of D-Carvone Enantiomer in Dill Seed Essential Oil on Astec® CHIRALDEX® G-TA

column CHIRALDEX G-TA, 30 m x 0.25 mm I.D., 0.12 µm (73033AST) oven 40 °C (1 min), then 2 °C/min to 170 °C (15 min) carrier gas helium, 25cm/ sec set at 110C sample Dill Seed Oil, neat injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 250 °C Categories Analytic...

GC Analysis of Petitgrain Essential Oil on SLB®-5ms, 50 °C Initial Oven Temp.

column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 50 °C (0 min), then 3 °C/min to 250 °C (10 min) carrier gas helium, 25cm/ sec set at 110C sample Petitgrain Oil, Paraguay, neat (W523607) injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 250 °C Catego...

GC Analysis of Bitter Orange Essential Oil on SLB®-5ms

column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 50-250C (10 min) at 3C/min carrier gas He at 99.5 kPa (30.0 cm/s) sample cold-pressed oils obtained from the peel of the fruits injection split; split ratio,1:100; injected volume, 1.0 µL of diluted oil detector FID, 280 °C Categories Analy...

HPLC Analysis of Isoflavones on Ascentis® Phenyl

column Ascentis Phenyl, 15 cm x 4.6 mm I.D., 5 µm particles (581616-U) column temp. 35 °C mobile phase [A] 10 mM ammonium formate (pH 3.0 with concentrated formic acid), [B] methanol flow rate 1 mL/minsplit to the MS sample glycitein, genistein at 1 µg/mL, equol at 50 µg/mL and daidzin, glycitin, ge...

HPLC Analysis of Cosmetic Preservatives on Ascentis® Express RP-Amide at Elevated Flow and Temperature (1.2 mL/min)

column Ascentis Express RP-Amide, 10 cm x 3 mm I.D., 2.7 µm particles (53918-U) column temp. 50 °C mobile phase [A] water; [B] methanol; (60:40, A:B) flow rate 1.2 mL/min sample methyl-, benzylparaben, 50 mg/L; ethylparaben, 30 mg/L; propyl-, butylparaben, 100 mg/L; 2-phenoxyethanol, 1.5 g/L; 1-phen...

GC Analysis of Sweet Orange Essential Oil on SLB®-5ms (10 m x 0.10 mm I.D., 0.10 μm), Fast GC Analysis

column SLB-5ms, 10 m x 0.10 mm I.D., 0.10 µm (28465-U) oven 40 °C, 50 °C/min to 320 °C carrier gas hydrogen, 81.5 cm/sec constant sample sweet orange essential oil in hexane injection 0.4 µL, 300:1 split inj. temp. 320 °C detector FID, 320 °C Categories Analytical Chromatography, GC Applications, Es...

GC Analysis of D & L-Carvone Enantiomers in Caraway Essential Oil (Spiked with L-Carvone Enantiomer) on Astec® CHIRALDEX® G-TA

column CHIRALDEX G-TA, 30 m x 0.25 mm I.D., 0.12 µm (73033AST) oven 40 °C (1 min), then 2 °C/min to 170 °C (15 min) carrier gas helium, 25cm/ sec set at 110C sample Dill Seed Oil + L- Carvone Spike, neat injection 0.1 µL100:1 split liner 4 mm I.D. cup injector inj. temp. 250 °C detector FID, 250 °C ...

GC Analysis of ®-(+)-1-Phenylethanol on Astec® CHIRALDEX® B-PM

column Astec CHIRALDEX B-PM, 30 m x 0.25 mm I.D., 0.12 µm (76023AST) oven 120 °C carrier gas helium, 24 psi sample 3 mg/mL in methylene chloridepeak 1: ®-(+)-1-phenylethanol injection 1 µL, 80:1 split inj. temp. 250 °C detector FID, 250 °C Categories Analytical Chromatography, GC Applications, Alcoh...

GC Analysis of β-Pinene Enantiomers on Astec® CHIRALDEX® G-DP

column Astec CHIRALDEX G-DP, 30 m x 0.25 mm I.D., 0.12 µm (78033AST) oven 70 °C carrier gas helium, 30 psi sample 5 mg/mL in ethanolpeak 1: l-beta-pinenepeak 2: d-beta-pinene injection 0.2 µL, 80:1 split inj. temp. 250 °C detector FID, 250 °C Analysis Note Elution order reversal on CHIRALDEX B-DM an...