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    Search term:"Wine"

    32 matches found for Wine

    Analytical Method: Calcium in Wine

    Instruments and Reagents: Cat.No. 173016 Spectroquant® VIS Spectrophotometer Prove 100 or Cat.No. 173017 Spectroquant® UV/VIS Spectrophotometer Prove 300 or Cat.No. 173018 Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 109748 Spectroquant® Photometer NOVA 30 or Cat.No. 109751 Spectroqua...

    GC Analysis of Trichloroanisole (TCA) in Wine on SLB®-5ms after SPME using 100 μm PDMS Fiber

    sample/matrix red wine spiked with 5 ppt TCA desorption process 250 C for 3 min extraction headspace, room temp (30 min) SPME fiber 100 µm PDMS metal fiber (57928-U) condition 3 min. at 250 C column SLB(R)-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 60 C (2 min), 8 C/min to 200 C (10 min) carri...

    GC Analysis of Pesticides in Wine on SLB®-5ms after SPME using 85 μm Polyacrylate Fiber

    sample/matrix white wine spiked with 50 ppb pesticides desorption process 250 C for 5 min extraction immersion, room temp (30 min) SPME fiber 85 µm polyacrylate (57304) column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 60 C (1 min), 15 C/min to 100 C, 7 C/min to 300 C (1 min) carrier gas h...

    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...

    Analytical Method: Iron (total) in wine

    Instruments and Reagents: Cat.No. 173016 Spectroquant® VIS Spectrophotometer Prove 100 or Cat.No. 173017 Spectroquant® UV/VIS Spectrophotometer Prove 300 or Cat.No. 173018 Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 109748 Spectroquant® Photometer NOVA 30 or Cat.No. 109751 Spectroqua...

    HPLC Analysis of Organic Acids in Riesling Wine on SeQuant ZIC-HILIC

    column SeQuant ZIC-HILIC (5 µm, 200 Ã…) PEEK, 150x2.1 mm (1.50454.0001) column temp. 30 C mobile phase [A] acetonitrile; [B] potassium phosphate; (75:25, A:B) flow rate 0.4 ml/min sample Riesling wine or 10 ppm mix of standards injection 5 µl detector 200 nm detector Shimadzu LC-10Vp equipped with 2...

    GC Analysis of Trichloroanisole (TCA) and Precursors in Red Wine on SLB®-5ms after SPME using 100 μm PDMS Fiber

    sample/matrix 1.5 mL red wine + 600 µl 5% potassium carbonate + 240 mg sodium chloride + 60 µl acetic anhydride desorption process 250 C for 3 min extraction headspace, 50 C for 30 min., with stirring SPME fiber metal fiber coated with 100 µm PDMS (57928-U) column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 ...

    Analytical Method: Chloride in red and white wines

    Instruments and Reagents: Cat.No. 173016 Spectroquant® VIS Spectrophotometer Prove 100 or Cat.No. 173017 Spectroquant® UV/VIS Spectrophotometer Prove 300 or Cat.No. 173018 Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 109748 Spectroquant® Photometer NOVA 30 or Cat.No. 109751 Spectroqua...

    GC Analysis of Trichloroanisole (TCA) and Precursors in Red Wine (Spiked) on SLB-5ms after SPME using 100 μm PDMS Fiber

    sample/matrix 1.5 mL red wine spiked with each analyte at 100 ng/L + 600 µl 5% potassium carbonate (K2CO3) + 240 mg sodium chloride (NaCl) + 60 µl acetic anhydride desorption process 250 C for 3 min extraction headspace, 50 C for 30 min, with stirring SPME fiber metal fiber coated with 100 µm PDMS (...

    Determination of Water Content in Wine gums Using Karl Fischer Titration

    Foodstuffs Foodstuffs Foodstuffs encompass the most diverse products. Depending on whether carbohydrate-rich, fatty or proteinrich substances are under investigation, different working techniques are favourable. Complex matrices that dissolve slowly, or where the water can only be slowly extracted, ...

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

    sample/matrix 3 mL of red wine (California merlot) diluted 3:1 in 12% ethanol:water desorption process 280 Cfor 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, (then derivatization by immersion in a 4 mL...

    Analytical Method: Zinc (total) in red and white wine

    Instruments and Reagents: Cat.No. 173016 Spectroquant® VIS Spectrophotometer Prove 100 or Cat.No. 173017 Spectroquant® UV/VIS Spectrophotometer Prove 300 or Cat.No. 173018 Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 109748 Spectroquant® Photometer NOVA 30 or Cat.No. 109751 Spectroqua...

    HPLC Analysis of Flavonoids in Red Wine on Chromolith High Resolution RP-18e (analyte set 2)

    column Chromolith High Resolution RP-18 endcapped, 100 x 4.6 mm (1.52022.0001) column temp. ambient mobile phase 19ml acetonitril / 5ml methanol / 1ml THF / 75ml water flow rate 2.0 mL/min pressure 1406 psi 97 Bar sample Red wine injection 1 μL detector 360 nm (cell: 11 μL) Featured Industry Food an...

    HPLC Analysis of Organic Acids Commonly Found in Wine and Beer on TSKgel® OApak-P and OApak-A

    column TSKgel OApak-P Guard Column, 4 cm x 6 mm I.D., 10 µm particles (816654) column TSKgel OApak-A, 30 cm x 7.8 mm I.D., 5 µm particles (816653) column temp. 60 C mobile phase 0.75 mM sulfuric acid flow rate 0.8 ml/min sample organic acid mixture, see figure for concentrations injection 20 µl dete...

    HPLC Analysis of Flavonoids in Red Wine on Chromolith High Resolution RP-18e (analyte set 1)

    column Chromolith High Resolution RP-18 endcapped, 100 x 4.6 mm (1.52022.0001) column temp. ambient mobile phase 19ml acetonitril / 5ml methanol / 1ml THF / 75ml water flow rate 2.0 mL/min pressure 1406 psi 97 Bar sample Myricetine 907μg/ml, Quercetine 285μg/ml injection 1 μL detector 360 nm cell: 1...

    Analytical Method: Silver (total) in red and white wine

    Instruments and Reagents: Cat.No. 173016 Spectroquant® VIS Spectrophotometer Prove 100 or Cat.No. 173017 Spectroquant® UV/VIS Spectrophotometer Prove 300 or Cat.No. 173018 Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 109748 Spectroquant® Photometer NOVA 30 or Cat.No. 109751 Spectroqua...

    HPLC Analysis of Anthocyanins in Red Wine on Ascentis® C18

    column Ascentis C18, 25 cm x 4.6 mm I.D., 5 µm particles (581325-U) column temp. 25 C mobile phase [A] water:formic acid (9:1), [B] acetonitrile:water:formic acid (5:4:1) flow rate 1 ml/min sample red wine diluted with water, centrifuged and passed through a 0.45 µm filter injection 10 µl detector V...

    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, (...

    Analytical Method: Copper (total) in wine

    Instruments and Reagents: Cat.No. 173016 Spectroquant® VIS Spectrophotometer Prove 100 or Cat.No. 173017 Spectroquant® UV/VIS Spectrophotometer Prove 300 or Cat.No. 173018 Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 109748 Spectroquant® Photometer NOVA 30 or Cat.No. 109751 Spectroqua...

    HPLC Analysis of Polyphenols in Nero d'Avola Red Wine on Discovery® HS C18 (UV 354 nm)

    sample/matrix Nero d'Avola wine sample filtered prior injection through a 0.45 µm nylon membrane column Discovery HS C18, 15 cm x 2.1 mm I.D., 3 µm particles (569255-U) column temp. 30 C mobile phase [A] water, pH 3 with fomic acid; [B] Acetonitrile, pH 3 with fomic acid flow rate 0.2 ml/min injecti...

    HPLC Analysis of Ascorbic Acid in White Wine: Scaling Separations from Analytical to Semi-Preparative on SeQuant ZIC-HILIC, 4.6 mm to 20 mm I.D. Columns

    column SeQuant ZIC-HILIC, SS, 150 x 4.6 mm or 20 mm, 5 μm, 200 Å (1.50497.0001, 1.50455.0001) mobile phase [A] 0.1% (v/v) formic acid; [B] acetonitrile; (25:75, A:B) flow rate 20 ml/min flow rate 1.0 ml/min pressure 720 psi (5.0 MPa) injection 250 and 5000 µl of white wine diluted 1:3 with acetonitr...

    HPLC Analysis of Polyphenols in Nero d'Avola Red Wine on Discovery® HS C18 (UV 280 nm)

    sample/matrix Nero d'Avola wine sample filtered prior injection through a 0.45 µm nylon membrane column Discovery HS C18, 15 cm x 2.1 mm I.D., 3 µm particles (569255-U) column temp. 30 C mobile phase [A] water, pH 3 with formic acid; [B] acetonitrile, pH 3 with formic acid flow rate 0.2 ml/min injec...

    GC Analysis of Trichloroanisole (TCA) and Precursors on SLB®-5ms after SPME using 100 μm a PDMS Fiber

    sample/matrix each analyte at 100 ng/L in a 12% ethanol solution desorption process 250 C for 3 min extraction headspace, 50 C for 30 min, with stirring SPME fiber metal fiber coated with 100 µm PDMS (57928-U) column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U) oven 50 C (1 min), 25 C/min to 280 ...

    GC Analysis of Alcoholic Spirit on Equity®-1 Coupled to SUPELCOWAX 10 (Column Set 2)

    column Equity-1, 30 m x 0.32 mm I.D., 5.0 µm coupled to SUPELCOWAX 10, 10 m x 0.32 mm I.D., 0.25µm (28062-U) oven 45 C (1 min), 10 C/min to 150 C, 15 C/min to 240 C (2 min) carrier gas helium, 36 cm/sec @ 45 C sample alcoholic spirit injection 1 µL, 11:1 split inj. temp. 250 C detector FID, 250 C Ca...

    GC Analysis of Scotch Whiskey on a Packed Column (5% Carbowax® 20M on 80/120 Carbopack B)

    column 2 m x 2 mm I.D. glass packing 5% Carbowax 20M on 80/120 Carbopack B oven 70 C, 4C/min. to 150 C carrier gas nitrogen, 20 ml/min sample Scotch Whiskey injection 1 µl detector FID Categories Analytical Chromatography, Food & Beverage Analysis, GC Applications, Beverage Testing, Beer, Wine, and ...

    GC Analysis of Scotch Whiskey on a Packed Column (6.6% Carbowax® 20M on 80/120 Carbopack B AW)

    column 2 m x 2 mm I.D. glass packing 6.6% Carbowax 20M on 80/120 Carbopack B AW oven 70 C, 4 C/min. to 150 C carrier gas nitrogen, 20 ml/min sample Scotch Whiskey injection 1 µl detector FID Categories Analytical Chromatography, GC Applications, Food & Beverage Analysis, Beverage Testing, Alcohols, ...

    GC Analysis of Mineral Spirits on TCEP, Fast GC Analysis

    column TCEP, 15 m x 0.10 mm I.D., 0.18 µm (28348-U) oven 100 C carrier gas hydrogen, 43 cm/sec sample Low odor mineral spirits (from a local hardware store) injection 0.04 µL, 200:1 split liner 4 mm I.D., split, cup design inj. temp. 220 C detector FID, 220 C Categories Analytical Chromatography, GC...

    GC Analysis of Volatiles in Limoncello on SLB®-5ms after SPME using a 100 μm PDMS Fiber

    sample/matrix Limoncello diluted 1:100 in water, then 5 mL of this solution transferred to a 10 mL crimped vial spiked with 100 µl of a 100 ppm solution of nonane (internal standard) desorption process 250 C for 5 min extraction headspace, with a pre-equilibration period of 10 min. at 40 C, and then...

    HPLC Analysis of Flavonoids in Lime Juice on Ascentis® Express C18

    sample preparation SPE (Solid Phase Extraction) sample/matrix lime juice hand-squeezed in laboratory, centrifuged and filtered through a 0.45 µm nylon filter disc (Acrodisc) column Ascentis Express C18, 5 cm x 4.6 mm I.D., 2.7 µm particles (53826-U) column temp. ambient mobile phase [A] water/formic...

    GC Analysis of Aldehydes (PFBOA Derivatives) in Beer on SLB®-5ms after SPME using a 65 μm PDMS/DVB Fiber

    sample preparation derivatization procedure: Add 100 µl of PFBOA solution (6 g/L) to 10 mL of deionized water in a 20 mL glass vial and seal. (Insert the PDMS/DVB SPME fiber in the headspace of the PFBOA solution for 10 min at 50 C.) sample/matrix 10 mL of degassed beer, 3.5 gm sodium chloride in 20...