Product Category
Chemical Synthesis(19)
Labware(3)
Materials Science(62)

Available for Sale

Search term:"cosmetic"

Compare Products: Select up to 4 products.

*Please select more than one item to compare

110 matches found for cosmetic

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 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...

TLC Analysis of a cosmetic active on HPTLC Silica gel 60 F254 (analyte set 2)

sample preparation 1 g cosmetic samples was stirred with 10 ml 1-Propanol at room temperature and filtered with a 0.45 μm syringe filter. Application with CAMAG ATS4, 6 mm bandwise. detector 254, 366 nm and white light (Derivatisation: Anisaldehyde- sulfuric acid) eluent [A] petroleum benzine; [B] 1...

HPLC Analysis of Cosmetic Preservatives on Ascentis® Express C18 (1.2 mL/min)

column Ascentis Express C18, 7.5 cm x 3 mm I.D., 2.7 µm particles (53812-U) column temp. 35 °C mobile phase [A] water; [B] methanol; (55:45, 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-phenoxy-...

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-...

HPLC Analysis of Cosmetic Preservatives on Ascentis® Express C18 (0.6 mL/min)

column Ascentis Express C18, 7.5 cm x 3 mm I.D., 2.7 µm particles (53812-U) column temp. 35 °C mobile phase [A] water; [B] methanol; (55:45, 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-phenoxy-...

TLC Analysis Of a Cosmetic Active on HPTLC Silica Gel 60 F254 (analyte set 1)

detector UV, 254 nm (Identification by coupling the TLC – MS Interface (CAMAG) with Microsaic 3500 MiD mass spectrometer (+)-ESI mode. Eluent: Acetonitrile / Water (95/5) + 0.1% TFA) eluent [A] petroleum benzine; [B] acetone; (8:2, A:B) chamber normal chamber without chamber saturation migration dis...

TLC Analysis Of Vitamin C Derivates From Cosmetic Formulation on HPTLC Silica gel 60 F254s

sample preparation 1 g cosmetic formulation (1% and 2% active) was stirred in 10 ml THF for 15 min and filtered over a 0.45 μm syringe filter. Application by CAMAG ATS4 6 mm bandwise. sample 0.150 μL detector UV, 254 nm (Identification by coupling the TLC – MS Interface (CAMAG) with the Advion expre...

Sample prep-free determination of Arginine and Taurine in shampoo by using TLC-MS

The application of modern thin-layer chromatography (TLC) offers a lot of advantages especially in the field of cosmetics. The ingredients can usually be separated directly from complex matrices and many samples can be analysed quickly and simultaneously under exactly the same conditions. Below the ...

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...

HPLC Analysis of Chlorhexidine and Robenidine 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] water; [B] acetonitrile; [C] 500 mM ammonium formate, pH 3.0 with formic acid gradient 10% C constant; 65% A, 25% B to 0% A, 90% B in 7 min; held for 2 min; to 65% A, 25% B in 0.5 min flow rate ...

HPLC Analysis of Paraben Preservatives on Discovery® C18

column Discovery C18, 15 cm x 4.6 mm I.D., 5 µm particles (504955) column temp. 20 °C mobile phase [A] acetonitrile: [B] water, (30:70, A:B) flow rate 1 mL/min injection 10 µL detector UV, 254 nm Categories Analytical Chromatography, Preservatives Featured Industry Cosmetics, Personal Care, and Clea...

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...

Determination of Water Content in Hair spray Using Karl Fischer Titration

Cosmetics Cosmetics Cosmetics on an aqueous and alcoholic basis can be titrated without problems according to the Karl Fischer (KF) method. Due to the often high water concentration of the emulsions small samples are required. The accuracy of analysis is determined through exact sampling, weighing a...

Determination of Water Content in Mascara Using Karl Fischer Titration

Cosmetics Cosmetics Cosmetics on an aqueous and alcoholic basis can be titrated without problems according to the Karl Fischer (KF) method. Due to the often high water concentration of the emulsions small samples are required. The accuracy of analysis is determined through exact sampling, weighing a...

HPLC Analysis of Antioxidants on SUPELCOSIL™ LC-18

column SUPELCOSIL LC-18, 15 cm x 4.6 mm I.D., 5 µm particles (58230-U) mobile phase [A] 5% acetic acid in deionized water; [B] acetonitrile:methanol (1:1) 70% A/30% B to 100% B, linear gradient over 10 min, hold 10min flow rate 2 mL/min injection 10µL, 20 µg/mL each antioxidant detector UV, 280 nm C...

HPLC Analysis of Phenolic Antioxidants on Ascentis® C8

column Ascentis C8, 15 cm x 4.6 mm I.D., 5 µm particles (581424-U) column temp. 30 °C mobile phase [A] 5% acetic acid; [B] (50:50) methanol:acetonitrile gradient 30 to 100% B in 10 min; held for 5 min flow rate 2.0 mL/min sample as indicated in 50:50 acetonitrile:2-propanol injection 10 µL detector ...

HPLC Analysis of Paraben Preservatives on Discovery® RP-AmideC16

column Discovery RP-Amide C16, 15 cm x 4.6 mm I.D., 5 µm particles (505013) column temp. 20 °C mobile phase [A] acetonitrile: [B] water, (40:60, A:B) flow rate 1 mL/min injection 10 µL detector UV, 254 nm Categories Analytical Chromatography, Preservatives Featured Industry Cosmetics, Personal Care,...

TLC/MS Analysis of UV Filters in Sun Cream on HPTLC Silica Gel 60 F254 MS-grade

instrument CAMAG ATS4 plate HPTLC Silica gel 60 F 254 MS-grade 20 cm x 10 cm eluent [A] toluene; [B] n-heptane; (6:4, A:B) migration distance 5 cm chamber normal chamber without chamber saturation sample application volume 1.0, 2.0, 3.0 µL detection UV 254 nm other information identification by coup...

LC/MS Analysis of Anti-infectives on Ascentis® Express Biphenyl

column Ascentis Express Biphenyl, 10 cm x 3.0 mm, 2.7 µm particles (64066-U) column temp. 35 °C gradient 10 mM ammonium formate (70:30 water:acetonitrile) SW pH 4.00 flow rate 0.6 mL/min pressure 997 psi (68.7 bar) sample 300ng/mL in 85:15, water:methanol injection 5 µL detector MS, ESI+, XIC Featur...

Determination of Water Content in Cinnamon oils Using Karl Fischer Titration

Cosmetics, Foodstuffs Cosmetics Cosmetics on an aqueous and alcoholic basis can be titrated without problems according to the Karl Fischer (KF) method. Due to the often high water concentration of the emulsions small samples are required. The accuracy of analysis is determined through exact sampling...

TLC Analysis of Skin Cream Ingredients on HPTLC Silica gel 60 RP-18 WF254s

sample 0.2 µL eluent [A] chloroform; [B] methanol; (95:5, A:B) migration distance 5 cm plate HPTLC pre-coated plate RP-18w F 254s (1.13124.0001) chamber normal chamber without chamber saturation Categories Analytical Chromatography, TLC Applications, steroids Featured Industry Cosmetics, Personal Ca...

HPLC Analysis of Paraben Preservatives on Discovery® C8

column Discovery C8, 15 cm x 4.6 mm I.D., 5 µm particles (59353-U) column temp. 20 °C mobile phase [A] acetonitrile: [B] water, (30:70, A:B) flow rate 1 mL/min injection 10 µL detector UV, 254 nm Categories Analytical Chromatography, Preservatives Featured Industry Cosmetics, Personal Care, and Clea...

HPLC Analysis of Benzoic Acid and Sorbic Acid on Ascentis® Express RP-Amide ("Green" Mobile Phase Conditions)

column Ascentis Express RP-Amide, 5 cm x 3 mm I.D., 2.7 µm particles (53916-U) column temp. 55 °C mobile phase [A] 10 mM ammonium phosphate monobasic, pH 2.5 with phosphoric acid; [B] ethanol; (75:25, A:B) flow rate 0.4 mL/min pressure 138 bar (2000 psi) column, 248 bar (3600 psi) total sample 50 µg...

Determination of Water Content in Fusel oils Using Karl Fischer Titration

Cosmetics, Foodstuffs Cosmetics Cosmetics on an aqueous and alcoholic basis can be titrated without problems according to the Karl Fischer (KF) method. Due to the often high water concentration of the emulsions small samples are required. The accuracy of analysis is determined through exact sampling...

Determination of Water Content in Styling gel Using Karl Fischer Titration

Cosmetics Cosmetics Cosmetics on an aqueous and alcoholic basis can be titrated without problems according to the Karl Fischer (KF) method. Due to the often high water concentration of the emulsions small samples are required. The accuracy of analysis is determined through exact sampling, weighing a...

HPLC Analysis of Benzalkonium Chlorides on Discovery® Cyano

column Discovery Cyano, 15 cm x 4.6 mm I.D., 5 µm particles (59356-U) column temp. ambient mobile phase [A] acetonitrile; [B] acetate buffer, pH 4.5, (60:40, A:B) flow rate 1 mL/min sample undefined C8 to C18 Benzalkonium Chlorides detector UV, 254 nm Categories Analytical Chromatography, Antibiotic...

Determination of Water Content in Oil of oranges Using Karl Fischer Titration

Cosmetics, Foodstuffs Cosmetics Cosmetics on an aqueous and alcoholic basis can be titrated without problems according to the Karl Fischer (KF) method. Due to the often high water concentration of the emulsions small samples are required. The accuracy of analysis is determined through exact sampling...

HPLC Analysis of Antibacterials on Chromolith® High Resolution RP-18e

column Chromolith® High Resolution RP-18 endcapped, 100 x 4.6 mm (1.52022.0001) column temp. ambient mobile phase [A] methanol; [B] phosphat buffer 50mM pH=3,0; (55:45, A:B) flow rate 2 mL/min sample Penicilin 10,61mg/100ml, Ampicilin 20,63mg/100ml injection 1 μL detector 210 nm cell: 11 μL Featured...

Unmodified Silica TLC Plates

TLC plates manufactured by Merck KGaA, Darmstadt Germany allow reliable, fast and economical analysis of a great range of substances in pharmaceutical, environmental, food and beverage, cosmetics and many more applications. Thanks to a highly standardized production process and an outstanding qualit...