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    Search term:"fragrance"

    204 matches found for fragrance

    GC Analysis of Water (0.1-100%Calibration Curve) on Watercol™ 1460

    column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm (29695-U) oven 60 C (12 min) carrier gas helium, 26 cm/sec sample 7 standards, water at 0.1, 0.5, 20, 40, 60, and 80% (v/v), each in ethanol, and water at 100% injection 0.5 µl for 0.1-60% water, 0.1 µl for 80-100% water, 100:1 split liner 4 mm I.D....

    HPLC Analysis of Triacylglycerols (TAG) of Borago Officinalis Oil on Ascentis® Express C18

    column Ascentis Express C18, 15 cm x 4.6 mm I.D., 2.7 µm particles (53829-U) mobile phase [A] acetonitrile; [B] isopropyl alcohol gradient 0% B held for 50 min; to 70% B in 5 min; to 0% B in 1 min flow rate 1 ml/min sample Borago Officinalis, 40 mg diluted in 10 mL of hexane injection 2 µl detector ...

    GC Analysis of Water in Ethanol (0.5%Standard) on Watercol™ 1910

    column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 80 C (10 min) carrier gas helium, 26 cm/sec sample water at 0.05% (v/v) in ethanol injection 0.5 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "Watercol" series of ionic...

    GC Analysis of Basic Drugs on SLB®-5ms (20 m x 0.18 mm I.D., 0.36 μm) after SPME using 65 μm PDMS/DVB Fiber, Fast GC Analysis

    sample/matrix 500 µg/L of each compound in 2 mL 0.05M phosphate buffer, 25% sodium chloride, pH=11 desorption process 2 min, 250 C extraction 15 min, fiber immersion in water, room temperture, stirring at 450 rpm SPME fiber Polyacrylate, 85 µm (57304); PDMS/DVB Stableflex, 65 µm (57326-U) column SLB...

    HPLC Analysis of Diet Soda Additives on Ascentis® Express C18

    column Ascentis Express C18, 3 cm x 4.6 mm I.D., 2.7 µm particles (53818-U) column temp. 40 C mobile phase 20% A constant; 75 to 20% B, 5 to 60% C in 1 min; held at 20% B, 60% C for 0.1 min flow rate 3 ml/min pressure 3191 psi (220 bar) sample (Diet Soda 100 - 500 µg/mL in buffer) injection 1 µl det...

    GC Analysis of a QC Test Mix Before/After Repeat 60%Water Injections on Watercol™ 1460

    column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm (29695-U) oven 110 C carrier gas helium, 26 cm/sec sample 6 analytes in acetone, each at 1 mg/mL except water (at 0.5 mg/mL) injection 1 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "...

    US EPA Method 524.2: GC Analysis of Volatiles on SPB-624 after Purge & Trap using "K" Trap

    sample preparation purge is 40 ml/min at 25 C for 11 min sample/matrix each analyte at 10 ppb in 25 mL water purge trap VOCARB 3000 "K" (24940-U) dry purge 2 min desorption preheat 205 C desorption process 40 ml/min at 210 C for 2 min bake 260 C for 10 min column SPB-624, 30 m x 0.25 mm I.D., 1.4 µm...

    GC Analysis of Water in Ethanol (0.25%Standard) on Watercol™ 1460

    column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm; two identical columns installed in the same inlet, each going to a separate detector (29695-U) oven 45 C (4 min), 5 C/min to 75 C, 10 C/min to 220 C (10 min) carrier gas helium, 20 cm/sec (measured in each column at an oven temperature of 135 C) sa...

    GC Analysis of Volatiles in Eucalyptus Honey on SUPELCOWAX® 10 after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber

    sample/matrix 5 g eucalyptus honey + 5 mL bidistilled water in a 20 mL vial, allowed to equilibrate at 50 C for 15 min with magnetic stirring desorption process 250 C for 2 min extraction headspace, 50 C for 40 min with magnetic stirring SPME fiber StableFlex 2cm SPME Fiber, 50/30 µm DVB/CARBOXEN-PD...

    GC Analysis of Volatiles in White Wine on VOCOL® after SPME using a 75 μm Carboxen/PDMS Fiber

    sample/matrix white wine + 25% NaCl desorption process 3 min at 290 C extraction 10 min, 40 C (headspace) SPME fiber Carboxen/PDMS, 75 µm (57318) column VOCOL, 30 m x 0.25 mm I.D., 1.5 µm (24205-U) oven 40 C (2 min) to 220 C at 10 C/min carrier gas helium, 35 cm/sec sample white wine injection split...

    HPLC Analysis of Maté Leaves on Ascentis® Express C18

    sample/matrix UAE (Ultrasonic Extraction) maté extract (dried and minced leaves (7.5 g) from maté were extracted with 225 mL of methanol in an ultrasonic bath, thermostated at 75 +/- 0.5 C (potency: 90 W; frequency: 40 kHz)) column Ascentis Express C18, 150 x 4.6 mm I.D., 2.7 µm particles (53829-U...

    GC Analysis of Water (0.05-1%Calibration Curve) on Watercol™ 1460

    column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm (29695-U, two identical columns installed in the same inlet, each going to a separate detector) oven 45 C (4 min), 5 C/min to 75 C, 10 C/min to 220 C (10 min) carrier gas helium, 20 cm/sec (measured in each column at an oven temperature of 135 C) sa...

    GC Analysis of Volatiles in Milk (Before and After Exposure to Sunlight) on Supel-Q™ PLOT after SPME using a 75 μm PDMS/Carboxen Fiber

    sample/matrix 3 g of 2% milk + 10 µl internal standard solution (20 µg/mL 4-methyl-2-pentanone) (9 mL GC vial) desorption process 5 min, 250 C extraction headspace, 15 min with constant stirring at 45 C SPME fiber PDMS/Carboxen, 75 µm (57318) column Supel-Q PLOT, 30 m x 0.32 mm I.D. (24242) oven 70 ...

    GC Analysis of Water in Ethanol (0.5%Standard) on Watercol™ 1900

    column Watercol 1900, 30 m x 0.25 mm I.D., 0.20 µm (29761-U) oven 80 C (10 min) carrier gas helium, 26 cm/sec sample water at 0.05% (v/v) in ethanol injection 0.5 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "Watercol" series of ionic...

    GC Analysis of Resveratrol in Red Wine (Spiked) on SLB®-5ms after SPME using a 85 μm Polyacrylate Fiber

    sample/matrix 3 mL of red wine (California merlot) spiked with resveratrol at 100 µg/L then diluted 3:1 in 12% ethanol:water desorption process 280 C for 2 min extraction immersion for 15 min at room temperature while stirring at 400 rpm, fiber gently blotted with a Kimwipe to remove excess water, (...

    GC Analysis of Spearmint Essential Oil on SLB®-IL59

    column SLB-IL59, 30 m x 0.25 mm I.D., 0.2 µm (28891-U) oven 50 C, 3 C/min to 300 C carrier gas helium, 30 cm/sec, constant detector FID Analysis Note The volatile fraction of essential oils represents a quite complex matrix, being composed of a large variety of compounds, mainly terpenes, sesquiterp...

    GC Analysis of a QC Test Mix Before/After Repeat 100%Water Injections on Watercol™ 1460

    column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm (29695-U) oven 110 C carrier gas helium, 26 cm/sec sample 6 analytes in acetone, each at 1 mg/mL except water (at 0.5 mg/mL) injection 1 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "...

    GC Analysis of Water in Ethanol (0.05%Standard) on Watercol™ 1910

    column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 80 C (10 min) carrier gas helium, 26 cm/sec sample water at 0.05% (v/v) in ethanol injection 0.5 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "Watercol" series of ionic...

    GC Analysis of Water (0.05-0.5%Calibration Curve) on Watercol™ 1900

    column Watercol 1900, 30 m x 0.25 mm I.D., 0.20 µm (29761-U) oven 80 C (10 min) carrier gas helium, 26 cm/sec sample 6 standards, water at 0.05, 0.1, 0.2, 0.3, 0.4, and 0.5% (v/v), each in ethanol injection 0.5 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 20...

    GC Analysis of Water in Ethanol (0.05%Standard) on Watercol™ 1900

    column Watercol 1900, 30 m x 0.25 mm I.D., 0.20 µm (29761-U) oven 80 C (10 min) carrier gas helium, 26 cm/sec sample water at 0.05% (v/v) in ethanol injection 0.5 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "Watercol" series of ionic...

    GC Analysis of Water in Ethanol (0.05%Standard) on Watercol™ 1460

    column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm (29695-U) oven 60 C (12 min) carrier gas helium, 26 cm/sec sample water at 0.05% (v/v) in ethanol injection 0.5 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 C detector TCD, 200 C Analysis Note The "Watercol" series of ionic...

    GC Analysis of Free Fatty Acids in Parmesan Cheese using Nukol™ after SPME using 65 μm Carbowax/DVB Fiber

    sample/matrix 100 mg cheese in 40 mL vial desorption process 250 C, 1 min extraction 65 C 15 min (headspace) SPME fiber 65 µm Carbowax/divinylbenzene StableFlex (57336-U) column Nukol, 15 m x 0.25 mm, 0.25 µm (24106-U) oven 50 C (2 min) to 220 C at 10 C/min carrier gas helium, 30 cm/sec sample Parme...

    GC Analysis of Water in Acetone (0.5 mg/mL Standard) on Watercol™ 1910

    column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 35 C (4 min), 8 C/min to 130 C (1 min) carrier gas helium, 11.40 psi constant pressure (equal to 25 cm/sec), measured with oven at 35 C sample 0.5 mg deionized water weighed into a 1 mL volumetric flask, acetone added to the 1 mL line...

    LC/MS Analysis of Phospholipids in Milk on Ascentis® Express HILIC after SPE using Supelclean™ Si, Shotgun HPLC Analysis

    sample/matrix Phospholipids from 10 mL cow's milk (Folch method extraction) SPE tube/cartridge Supelclean LC-Si, 1 g/6 mL (57051) condition hexane sample addition 1 mL extract in chloroform/methanol (2:1, v/v) washing 3 mL of hexane/diethylether (8:2, v/v) and 3 mL of hexane/diethylether (1:1, v/v) ...