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Scope This standard specifies the determination method for reducing sugar content in food The first and second methods of this standard are applicable to the determination of reducing sugar content in food The third method of this standard is applicable to the determination of reducing sugar content in wheat flour The fourth method of this standard is applicable to the determination of reducing sugar content in beet root tubers Direct Titration Method Principle After removing protein from the sample, use methylene blue as an indicator to titrate the calibrated alkaline copper tartrate solution (calibrated with a reducing sugar standard solution) under heating conditions. Calculate the reducing sugar content based on the consumed volume of the sample solution. Function of testing report:1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems100% inspection and testing process:1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:1. The testing industry is fully covered, meeting different testing needs 2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate 4. Free initial testing, with no testing fees charged 5. Self service order delivery for free on-site sampling 6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China
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