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United States

E & J Gallo Winery

600 Yosemite Blvd., 95354, Modesto, CA, United States

A2LA 1403.01ISO/IEC 17025Register refreshed 2026-11-06

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Scope lines
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A2LA certificate
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A2LA accredited scope

What this lab is accredited for

We found no published test standard numbers in this lab’s scope. The full scope as published is below.

Only this lab. Searches the method, matrix and range of each of the 4 scope lines.

A2LA certificate 1403.01 · 4 lines

LineMethodMatrixRange
1-beverages (including alcoholic beverages)
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Extracted from the scope document; tables may not line up. View scope for the original.

(A2LA Cert. No. 1403.01) REVISED 02/24/2026 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 E & J GALLO WINERY Analytical Services Laboratory (ASL) 600 Yosemite Boulevard Modesto, CA 95354 Ms. Maria Rosenblum Phone: (209) 281-7445 CHEMICAL Valid To: June 30, 2027 Certificate Number: 1403.01 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory at the location listed above , as well as the satellite laboratory location s listed below1, to perform the following tests on beverages (including alcoholic beverages): USING THE FOLLOWING TECHNOLOGIES: Chromatography Gas Chromatography/Flame Ionization Detector (GC/FID) Gas Chromatography/Mass Spectroscopy (GC/MS) Gas Chromatography/Mass Spectroscopy/Mass Spectroscopy (GC/MS/MS) High Performance Liquid Chromatography (HPLC) Ion Chromatography (IC) Liquid Chromatography/Mass Spectroscopy/Mass Spectroscopy (LC/MS/MS) Miscellaneous Densitometry ELISA Multiple Volume Expansion Potentiometry Thermogravimetric Analysis Spectroscopy Automated Sequential Ultraviolet/Visible Spectroscopy (UV/VIS) Flow Injection-Visible Spectroscopy (VIS) FTIR Inductively Coupled Plasma/Mass Spectroscopy (ICP/MS) Inductively Coupled Plasma/Optical Emission (ICP/OES) Luminescence Probe NIR Wet Chemistry Gravimetric Titrimetric (Volumetric)
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2-Wine
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Extracted from the scope document; tables may not line up. View scope for the original.

(A2LA Cert. No. 1403.01) REVISED 02/24/2026 Page 2 of 3 PERFORMING THE FOLLOWING TESTS: Method Number Test/Technology(ies) WI - 00001 Alcohol by GC/FID WI - 00004 Measurement of TA and pH by Potentiometric Auto-Titration WI - 00005 Dry Extract of Wine by Calculation WI - 00006 Glucose/Fructose/Sucrose by HPLC/Refractive Index WI - 00010 Determination of pH by Potentiometry WI - 00011 Acetaldehyde, Ethyl Acetate, Methanol, and Fusel Oil by GC/FID WI - 00012 Acetic Acid by Automated Enzymatic Analysis by UV/VIS WI - 00016 4-Ethylphenol and 4-Ethylguaiacol by GC/MS WI - 00017 Malic Acid by Automated Enzymatic Analysis by UV/VIS WI - 00018 Glucose/Fructose by Automated Enzymatic Analysis by UV/VIS WI - 00019 Citric Acid by Automated Enzymatic Analysis by UV/VIS WI - 00020 Total Sulfur Dioxide (SO2) by Automated Colorimetric Analysis by UV/VIS WI - 00021 Free Sulfur Dioxide (SO2) by Automated Colorimetric Analysis by UV/VIS WI - 00026 Sorbic Acid and Benzoic Acid by HPLC/UV WI - 00028 CO2/O2 Determination by Multiple Volume Expansion and Luminescence Probe WI - 00029 Metals in Wine, Spirits, Juice, and Concentrate by ICP/MS (As, Al, Cr, Cu, Zn, Fe, Pb, Cd, Hg, B, Mn, Ni) WI - 00030 Free and Total Sulfur Dioxide (SO2) by Flow Injection Analysis by UV/VIS WI - 00032 Metals in Wine, Spirits, and Juice by ICP/OES WI - 00117 Tartaric Acid by HPLC/UV WI - 00128 Tannins (Total Phenols) by Automated Colorimetric Analysis by UV/VIS WI - 00136 Determination of Glycerol by Automated Enzymatic Analysis by UV/VIS WI - 00138 Alcohol, pH, Glucose/Fructose, TA, and Volatile Acidity by Foss FTIR WI - 00156 Oak Aroma by GC/MS WI - 00161 Pesticides by LC/MS/MS WI - 00171 Ash and Extract in Wine and Spirits WI - 00175 Multi-Residue Pesticide Analysis by GC/MS/MS WI - 00177 Nutritional Facts Analysis WI - 00184 Ochratoxin A by LC/MS/MS WI - 00187 Anions in Wine by IC WI - 00189 Analysis of Wine for Alcohol and Density by NIR and DMA WI - 00192 Allergen ELISA Testing on NIMBUS WI - 00351 Acetaldehyde, Ethyl Acetate, Isoamyl and Active Amyl in Wine by GC/MS WI - 00352 Determination of Protein in Liquid and Solid Samples WI - 00356 Smoke Taint Analysis in Wine by GC/MS WI - 00357 Gluten Analysis by Competitive ELISA on NIMBUS WI - 00364 Sweeteners by LC/MS/MS WI - 00365 Haloanisoles Analysis by GC/MS/MS WI - 00370 Allulose and Erythritol by HPLC/Refractive Index WI - 00371 Steviol Glycosides by LC/MS/MS
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3-Beer
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Extracted from the scope document; tables may not line up. View scope for the original.

(A2LA Cert. No. 1403.01) REVISED 02/24/2026 Page 3 of 3 WI - 00372 Ash by Thermogravimetric Analyzer WI - 00376 Bitterness in Beer by IBUs WI - 00377 Caffeine by HPLC WI - 00378 Mogroside V by LC/MS/MS WI - 00379 VDK in Beer by GC/MS 1This accreditation covers testing performed at the main laboratory listed above, and the following satellite laboratories listed below: E & J GALLO WINERY Spirits Laboratory 200 Yosemite Boulevard Modesto, CA 95354 Method Number Test/Technology(ies) WI - 00001 Alcohol by GC/FID WI - 00004 Measurement of TA and pH by Potentiometric Auto-Titration WI - 00006 Glucose/Fructose/Sucrose by HPLC/Refractive Index WI - 00010 Determination of pH by Potentiometry WI - 00011 Acetaldehyde, Ethyl Acetate, Methanol, and Fusel Oil by GC/FID WI - 00025 Proof by Distillation - Densitometry WI - 00031 Alcohol and Proof in Spirits by NIR and DMA WI - 00105 Measurement of Titratable Acidity and pH in Spirits by Potentiometric Auto-Titration E & J GALLO WINERY Wine Analytics & Microbiology (WAM) 600 Yosemite Boulevard Modesto, CA 95354 Method Number Test/Technology(ies) WI - 00001 Alcohol by GC/FID WI - 00028 CO2/O2 Determination by Multiple Volume Expansion and Luminescence Probe WI - 00030 Free and Total Sulfur Dioxide (SO2) by Flow Injection Analysis by UV/VIS WI - 00189 Analysis of Wine for Alcohol and Density by NIR and DMA
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Extracted from the scope document; tables may not line up. View scope for the original.

For the tests to which this accreditation applies, please refer to the laboratory’s Chemical Scope of Accreditation. Accredited Laboratory A2LA has accredited E & J GALLO WINERY Modesto, CA for technical competence in the field of Chemical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated April 2017). Presented this 29th day of May 2025. _______________________ Mr. Trace McInturff, Vice President, Accreditation Services For the Accreditation Council Certificate Number 1403.01 Valid to June 30, 2027

Ranges are reproduced from the accredited scope document as published, and only where we found that range printed in the document for the line. Otherwise the cell reads “See scope document”. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.

Location

600 Yosemite Blvd., Modesto, CA, 95354, US

37.63934, -120.99689

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