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    Search term:"cosmetic"

    106 matches found for cosmetic

    Determination of Water Content in Extracts, Aqueous drops 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 Menthol Enantiomers on α-DEX™ 120

    column alpha-DEX 120, 30 m x 0.25 mm I.D., 0.25 µm (24310) oven 110 °C carrier gas helium, 20 cm/sec sample 0.5 mg/mL each component injection 1 µL, 100:1 split detector FID, 300 °C Categories Analytical Chromatography, GC Applications, Alcohols, Enantiomers Featured Industry Cosmetics, Personal Car...

    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 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...

    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...

    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...

    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...

    GC Analysis of Allergens in Perfume 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 neat perfume injection 0.2 µL in the split mode (500:1) inj. temp. 320 °C detector FID, 320 °C Categories Analytical Chromatography, GC Applications, Allergens Fea...

    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,...

    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 ...

    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 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...

    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 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...

    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...

    GC Analysis of Antioxidants on SAC™-5

    column SAC-5, 30 m x 0.25 mm I.D., 0.25 µm (24156) oven 200 °C carrier gas helium, 30 cm/sec sample 200 µg/mL each component injection 2 µL, split 100:1 detector FID, 250 °C Categories Analytical Chromatography, GC Applications, Antioxidants Featured Industry Cosmetics, Personal Care, and Cleaning P...

    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 Lutein on Ascentis® Express C18

    sample preparation SPE (Solid Phase Extraction) column Ascentis Express C18, 5 cm x 2.1 mm I.D., 2.7 mum particles (53822-U) column temp. 30 °C mobile phase [A] Acetonitrile; [B] Water; (90:10, A:B) flow rate 1.0 mL/min pressure 2581 psi (178 bar) sample 0.10 mg/mL of Lutein in 50/50 MeOH/THF inject...

    UHPLC Analysis of Kathon on Titan™ C18 using MS Detection

    column Titan C18 50 mm x 2.1 mm, I.D, 1.9 µm particles (577122-U) mobile phase [A] 0.1% formic acid in water [B]:methanol flow rate 500 µL/min sample Diluted Kathon at 1 µg/mL in 95:5 0.1% formic acid in water::methanol injection 1 µL detector MS, ESI (+) MRM TIC detector Diode Array at 275 nm Categ...

    HPLC Analysis of Hydrocortisone in Topical Cream on Discovery® HS C18 after SPE using Discovery® DSC-Si

    sample preparation SPE (Solid Phase Extraction) SPE tube/cartridge Discovery DSC-Si, 500 mg/3 mL (52695-U) condition 1 mL hexane:ethyl acetate (2:1, v/v) sample addition hydrocortisone topical hand cream in hexane:ethylacetate sample addition 1 mL washing 1 mL hexane:ethyl acetate (2:1, v/v) elution...

    Determination of Water Content in Toothpaste 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 Shaving foam 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 Sunscreens on Ascentis® C18

    column Ascentis C18, 15 cm x 4.6 mm I.D., 5 µm particles (581324-U) column temp. 35 °C mobile phase [A] water, [B] methanol, (88:12, A:B) flow rate 1 mL/min sample 50 µg/mL in mobile phase injection 10 µL detector UV, 305 nm Categories Analytical Chromatography, Ketones, Esters Featured Industry Cos...

    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...

    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 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...

    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...

    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 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...