GB 1886.313-2020 PDF EnglishUS$70.00 · In stock · Download in 9 seconds
GB 1886.313-2020: National food safety standard - Food additive - Diphenyl ethers Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB 1886.313-2020: National food safety standard - Food additive - Diphenyl ethers---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB1886.313-2020GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA National Food Safety Standard - Food Additive - Diphenyl Ethers ISSUED ON: SEPTEMBER 11, 2020 IMPLEMENTED ON: MARCH 11, 2021 Issued by: National Health Commission of the PRC; State Administration for Market Regulation. Table of Contents1 Scope ... 3 2 Molecular Formula, Structural Formula, and Relative Molecular Mass ... 3 3 Technical Requirements ... 3 Appendix A Test Methods ... 5 Appendix B Infrared Absorption Spectrum of Diphenyl Ether ... 6 National Food Safety Standard - Food Additive - Diphenyl Ethers1 ScopeThis Standard is applicable to the food additive of diphenyl ether made from phenol and chlorobenzene.2 Molecular Formula, Structural Formula, and RelativeMolecular Mass 2.1 Molecular formula C12H10O 2.2 Structural formula 2.3 Relative molecular mass 170.21 (according to 2018 international relative atomic mass)3 Technical Requirements3.1 Sensory requirements The sensory requirements shall comply with the provisions of Table 1. Table 1 -- Sensory RequirementsAppendix ATest Methods A.1 General rules Unless otherwise specified in this Standard, the purity of the used reagents shall be above the analytical purity; and the standard solutions, formulations, and products for the determination of the used standard titration solutions and impurities shall be prepared according to the provisions of GB/T 601, GB/T 602, and GB/T 603. The test water shall comply with the provisions of Class-III water specified in GB/T 6682. The solution used in the test refers to an aqueous solution when it is not specified which solvent is used for preparation. A.2 Identification test Use attenuated total reflection infrared spectroscopy (ATR method) to measure the infrared absorption spectrum in accordance with GB/T 6040; the measured infrared spectrum shall be consistent with the standard diphenyl ether spectrum (see Appendix B). ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB 1886.313-2020 be delivered?Answer: The full copy PDF of English version of GB 1886.313-2020 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB 1886.313-2020_English with my colleagues?Answer: Yes. The purchased PDF of GB 1886.313-2020_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB 1886.313-2020 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds.How to buy and download a true PDF of English version of GB 1886.313-2020?A step-by-step guide to download PDF of GB 1886.313-2020_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as Euro, KRW, JPY, AUD).Step 2: Search keyword "GB 1886.313-2020". Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart. Step 4: Select payment option (Via payment agents Stripe or PayPal). Step 5: Customize Tax Invoice -- Fill up your email etc. Step 6: Click "Checkout". Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively. Step 8: Optional -- Go to download PDF. Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice. See screenshots for above steps: Steps 1~3 Steps 4~6 Step 7 Step 8 Step 9 |
