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caffeine standard 99.7  (Thermo Fisher)


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    Thermo Fisher caffeine standard 99.7
    Caffeine Standard 99.7, supplied by Thermo Fisher, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
    https://www.bioz.com/product/caffeine+standard+99%2E7/caffeine+standard+99+7/10__1016_slash_j__scp__2024__101779-65-38-43
    Average 90 stars, based on 1 article reviews
    caffeine standard 99.7 - by Bioz Stars, 2026-09
    90/100 stars

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    Related Articles

    High Performance Liquid Chromatography:

    Article Title: Cascade extractions of coffee silverskin: Towards zero solid waste valorization of a byproduct
    Article Snippet: .. Sodium carbonate 99 % (CAS 144-55-8) from Sigma Aldrich; FolinCiocalteu phenol reagent (CAS 12111-13-6) from Sigma Aldrich; gallic acid (98 % CAS 149-91-7) from Thermoscientific; methanol (HPLC, Isocratic grade CAS 67-56-1) from VWR Chemicals; DDPH (2,2-Diphenyl-1-picrylhydrazyl CAS, 1898-66-4); caffeine standard 99,7 % by Thermoscientific (CAS 58-08-2); chlorogenic acid standard 95 % by Sigma Aldrich (CAS 327-97-9); caffeic acid (3,4- Sustainable Chemistry and Pharmacy 42 (2024) 101779 A. Chemat et al. Dihydroxycinnamic acid) standard 99 % by Acros Organics (CAS 331-39-5); ferulic acid 99 % (trans-ferulic acid) standard by Sigma Aldrich (CAS 1135-24-6); formic acid 98 % (CAS 64-18-6) by VWR Chemicals; Acetonitrile HPLC LC-MS grade (CAS 75-05-8) from VRW chemicals; glucose standard (D-(+)-Glucose monohydrate (CAS 14431-43-7) 97.5–102.0 % anhydrous basis from Sigma Aldrich; phenol (purified by redistillation 99 % CAS 108-95-2) by Sigma Aldrich; sulfuric acid (95–97 % analytical grade, CAS 7664- 93-9) by Sigma Aldrich. ..

    Liquid Chromatography with Mass Spectroscopy:

    Article Title: Cascade extractions of coffee silverskin: Towards zero solid waste valorization of a byproduct
    Article Snippet: .. Sodium carbonate 99 % (CAS 144-55-8) from Sigma Aldrich; FolinCiocalteu phenol reagent (CAS 12111-13-6) from Sigma Aldrich; gallic acid (98 % CAS 149-91-7) from Thermoscientific; methanol (HPLC, Isocratic grade CAS 67-56-1) from VWR Chemicals; DDPH (2,2-Diphenyl-1-picrylhydrazyl CAS, 1898-66-4); caffeine standard 99,7 % by Thermoscientific (CAS 58-08-2); chlorogenic acid standard 95 % by Sigma Aldrich (CAS 327-97-9); caffeic acid (3,4- Sustainable Chemistry and Pharmacy 42 (2024) 101779 A. Chemat et al. Dihydroxycinnamic acid) standard 99 % by Acros Organics (CAS 331-39-5); ferulic acid 99 % (trans-ferulic acid) standard by Sigma Aldrich (CAS 1135-24-6); formic acid 98 % (CAS 64-18-6) by VWR Chemicals; Acetonitrile HPLC LC-MS grade (CAS 75-05-8) from VRW chemicals; glucose standard (D-(+)-Glucose monohydrate (CAS 14431-43-7) 97.5–102.0 % anhydrous basis from Sigma Aldrich; phenol (purified by redistillation 99 % CAS 108-95-2) by Sigma Aldrich; sulfuric acid (95–97 % analytical grade, CAS 7664- 93-9) by Sigma Aldrich. ..

    Purification:

    Article Title: Cascade extractions of coffee silverskin: Towards zero solid waste valorization of a byproduct
    Article Snippet: .. Sodium carbonate 99 % (CAS 144-55-8) from Sigma Aldrich; FolinCiocalteu phenol reagent (CAS 12111-13-6) from Sigma Aldrich; gallic acid (98 % CAS 149-91-7) from Thermoscientific; methanol (HPLC, Isocratic grade CAS 67-56-1) from VWR Chemicals; DDPH (2,2-Diphenyl-1-picrylhydrazyl CAS, 1898-66-4); caffeine standard 99,7 % by Thermoscientific (CAS 58-08-2); chlorogenic acid standard 95 % by Sigma Aldrich (CAS 327-97-9); caffeic acid (3,4- Sustainable Chemistry and Pharmacy 42 (2024) 101779 A. Chemat et al. Dihydroxycinnamic acid) standard 99 % by Acros Organics (CAS 331-39-5); ferulic acid 99 % (trans-ferulic acid) standard by Sigma Aldrich (CAS 1135-24-6); formic acid 98 % (CAS 64-18-6) by VWR Chemicals; Acetonitrile HPLC LC-MS grade (CAS 75-05-8) from VRW chemicals; glucose standard (D-(+)-Glucose monohydrate (CAS 14431-43-7) 97.5–102.0 % anhydrous basis from Sigma Aldrich; phenol (purified by redistillation 99 % CAS 108-95-2) by Sigma Aldrich; sulfuric acid (95–97 % analytical grade, CAS 7664- 93-9) by Sigma Aldrich. ..



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