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81 matches found for personal care

GC Analysis of Glycols and Diols on SPB®-1000

column SPB-1000, 30 m x 0.53 mm I.D., 0.50 µm (25445) oven 50 °C (2 min), 8 °C/min to 200 °C (2 min) carrier gas helium, 37 cm/sec, constant sample each analyte 100 ppm in methanol injection 1 µL, pulsed (10 psi until 0.10 min) splitless (0.75 min) liner 2 mm I.D., straight inj. temp. 250 °C detecto...

HPLC Analysis of Benzalkonium Chloride in Commercial Disinfecting Wipes on Ascentis® Express HILIC

column Ascentis Express HILIC, 15 cm x 4.6 mm I.D., 2.7 µm particles (53981-U) column temp. 35 °C mobile phase [A] 20 mM ammonium acetate; [B] acetonitrile; (10:90, A:B) flow rate 1 mL/min sample Single wipe sheet, extracted with 10 mL methanol injection 2 µL detector ESI(+), TIC 150 - 500 m/z Categ...

GC Analysis of a QC Test Mix Before/After Repeat 60%Water Injections on Watercol™ 1910

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 163 °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 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 ...

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 ...

GC Analysis of Repeat Injections of a QC Test Mix Containing Water on Watercol™ 1900, 96 °C

column Watercol 1900, 30 m x 0.25 mm I.D., 0.20 µm (29761-U) oven 96 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 a QC Test Mix Containing Water on Watercol™ 1460, 110 °C

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 Th...

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 ...

GC Analysis of Water (100%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 injection 0.1 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 °C detector TCD, 200 °C Analysis Note The "Watercol" series of ionic liquid capillary GC co...

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 io...

GC Analysis of Repeat Injections of a QC Test Mix Containing Water on Watercol™ 1910, 96 °C

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 96 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 a QC Test Mix Containing Water on Watercol 1460, 96 °C

column Watercol 1460, 30 m x 0.25 mm I.D., 0.20 µm (29695-U) oven 96 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 (0.25%Standard) on Watercol™ 1910

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 45 °C (4 min), 5 °C/min to 75 °C, 10 °C/min to 190 °C carrier gas helium, 20 cm/sec (measured in each column at an oven temperature of 135 °C) sample water at 0.25% (v/v) in ethanol injection 1 µL, 50:1 split liner 4 mm I.D., split/sp...

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 Th...

GC Analysis of Water Impurity in C1-C6 Alcohols on Watercol™ 1910

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 40 °C (2 min), 4 °C/min to 125 °C (1 min) carrier gas helium, 1.1 mL/min sample 10-component alcohol mix in methylene chloride, 500 µg/mL total concentration (mixture adsorbed some water during storage) injection 1 µL, 100:1 split lin...

GC Analysis of Methoxyphenols on SLB®-IL76i

column SLB®-IL76i, 30 m x 0.25 mm I.D., 0.20 μm (29869-U) oven 180 °C (1 min), 20 °C/min to 240 °C (4 min) carrier gas helium, 30 cm/sec injection 1 μL, 100:1 split liner 3.5 mm I.D., split/splitless, wool packed design inj. temp. 250 °C detector MSD, full scan, m/z 50-500 MSD interface 270 °C Analy...

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 io...

GC Analysis of a 7-Component Solvent Mix in Water on Watercol™ 1910

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 40 °C (2 min), 4 °C/min to 125 °C (1 min) carrier gas helium, 1.1 mL/min sample 7 analytes in water injection 1 µL, 100:1 split liner 3.4 mm I.D., split/splitless type, wool packed straight FocusLiner™ design (2877601-U) inj. temp. 30...

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...

GC Analysis of Phthalate Esters in Perfume on SLB®-5ms (20 m x 0.18 mm I.D., 0.18 μm), Fast GC Analysis

column SLB-5ms, 20 m x 0.18 mm I.D., 0.18 µm (28564-U) oven 60 °C (1 min), 10 °C/min to 330 °C (10 min) carrier gas helium, 0.6 mL/min, constant sample cologne sample spiked at 100 µg/mL with various phthalate esters liner 4 mm ID focus liner with taper inj. temp. 250 °C Analysis Note Phthalate este...

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, ...

GC Analysis of Water (0.01-0.5%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 5 standards, water at 0.01, 0.05, 0.1, 0.3, 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, 200 ...

GC Analysis of a QC Test Mix Containing Water on Watercol 1900, 96 °C

column Watercol 1900, 30 m x 0.25 mm I.D., 0.20 µm (29761-U) oven 96 C carrier gas helium, 26 cm/sec sample 6 analytes in acetone, each at 1 mg/mL except water (at 0.5 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 "Waterc...

UHPLC analysis of Benzoyl peroxide and degradation products on Purospher® STAR RP-18e Hibar® HR

column Purospher STAR RP-18e Hibar HR, 10 cm x 2.1 mm I.D., 2.0 μm, 120Å (1.50648.0001) mobile phase [A] 5 mM Potassium Phosphate, pH 3.0 with phosphoric acid in water; [B] Acetonitrile gradient 40 to 80% B in 9 min; hold at 80% B for 2 min; to 40% B in 0.1 min; to hold at 40% B for 6.9 min flow rat...

GC Analysis of a QC Test Mix Containing Water on Watercol 1910, 96 °C

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 96 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 ...

UHPLC Analysis of Benzoyl peroxide from Neutrogena® Rapid Clear® stubborn acne spot gel on Purospher® STAR RP-18e Hibar® HR

sample preparation 1 gram of Neutrogena® Rapid Clear® Stubborn Acne Spot Gel (10% benzoyl peroxide). (See "Sample Prep" at Description Text.) column Purospher STAR RP-18e Hibar HR, 10 cm x 2.1 mm I.D., 2.0 μm, 120Ã… (1.50648.0001) column temp. 30 °C ambient mobile phase [A] 5 mM Potassium Phosphate,...

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...

GCxGC Analysis of Allergens in Perfume Sample 1 on SLB®-5ms x SLB®-35ms, Non-Polar to Polar Strategy

column (1D) SLB-5ms, 20 m x 0.18 mm I.D., 0.18 µm (28564-U) column (2D) SLB-35ms, 5 m x 0.25 mm I.D., 0.25 µm (29804-U) oven (modulator) stainless steel accumulation loop measuring 20 cm x 0.71 mm O.D. x 0.51 mm I.D.; modulation period 5.4 sec (accumulation period 4.9 sec; injection period 0.5 sec) ...

UHPLC Analysis of Benzoyl peroxide from Neutrogena® Rapid Clear® stubborn acne spot gel on Purospher® STAR RP-18e Hibar® HR

sample preparation 1 gram of Neutrogena® Rapid Clear® Stubborn Acne Spot Gel (10% benzoyl peroxide). (See "Sample Prep" at Description Text.) column Purospher STAR RP-18e Hibar HR, 10 cm x 2.1 mm I.D., 2.0 μm, 120Å (1.50648.0001) mobile phase [A] 5 mM Potassium Phosphate, pH 3.0 with phosphoric acid...

HPLC Analysis of Cosmetic Preservatives on Ascentis® Express RP-Amide

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 pressure 2900 psi (200 bar) sample methyl-, benzylparaben (50 mg/L), ethylparaben (30 mg/L), propyl-, butylparaben (100 mg/L), 2-...

GC Analysis of an 8-Component Solvent Mix in Water on Watercol™ 1910

column Watercol 1910, 30 m x 0.25 mm I.D., 0.20 µm (29711-U) oven 35 °C, 4 °C/min to 125 °C (2 min) carrier gas helium, 25 cm/sec sample 8-component solvent mix in water injection 1 µL, 100:1 split liner 4 mm I.D., split type, cup design inj. temp. 250 °C detector TCD, 300 °C Analysis Note The "Wate...