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110 matches found for cosmetic

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...

Determination of Water Content in Sunblock cream (water resistant) 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 Moisturising lotion 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 Shampoo 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...

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 Benzoic Acid and Related Compounds on Ascentis® RP-Amide

column Ascentis RP-Amide, 15 cm x 4.6 mm I.D., 5 µm particles (565324-U) column temp. 35 °C mobile phase [A] water with 0.1% TFA; [B] acetonitrile; (70:30, A:B) flow rate 1 mL/min injection 10 µL detector UV, 220 nm Categories Analytical Chromatography, Preservatives Featured Industry Cosmetics, Per...

TLC and HPTLC Plates with Concentrating Zone

Quick and Easy Application of Large Sample Volumes Our concentrating zone plates are based on the different properties of two silica adsorbents: an inert, large-pore concentrating adsorbent where the samples are applied; and a selective separation layer. Independent of the shape, size or position of...

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...

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...

Determination of Water Content in Polysorbate 80 (Tween 80) Using Karl Fischer Titration

Cosmetics, Foodstuffs, Pharmaceuticals 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 throu...

GCxGC Analysis of Allergens in Perfume Sample 2 on SLB®-5ms x SLB®-35ms, Non-Polar to Polar Strategy

column (2D)SLB-35ms, 5 m x 0.25 mm I.D., 0.25 µm (29804-U) column (1D) SLB-5ms, 20 m x 0.18 mm I.D., 0.18 µm (28564-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) ...

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...

Determination of Water Content in Miglyol, Neutral oil Using Karl Fischer Titration

Cosmetics, Pharmaceuticals 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 sam...

GC Analysis of Allergens in Perfume on SLB®-5ms (5 m x 0.05 mm I.D., 0.05 μm), Fast GC Analysis

column SLB-5ms, 5 m x 0.05 mm I.D., 0.05 µm oven 40 °C, 70 °C/min to 300 °C carrier gas hydrogen, 80 cm/sec, 554.4 kPa injection 0.2 µL, 250:1 split inj. temp. 290 °C detector FID, 305 °C Categories Analytical Chromatography, GC Applications, Allergens Featured Industry Cosmetics, Personal Care, and...

Determination of Water Content in Oil of tangerines 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 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...

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 ...

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...

Determination of Water Content in Cinnamon leaf oil 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...

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...

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) ...

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...

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 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 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...

Determination of Water Content in Shower 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...

Application Notes for Karl Fischer Titration

Determination of water content according to Karl Fischer is rapid, accurate and reliable. KF titration is therefore the method of choice in quality and in-process control, production and research & development. Using the Karl Fischer titration with Aquastar® reagents, the water content of gases, liq...

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 Moisturizer 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 Oil of lemmons 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...