GB 1886.313-2020National food safety standard - Food additive - Diphenyl ethers (English PDF)

Also coversGB1886.313-2020

Open the GB 1886.313-2020 preview as PDF

Preview — first pages of GB 1886.313-2020

This is a limited preview

Buy now to download the full PDF

Issued by

National Health Commission and State Administration for Market Regulation

Level / Type

National · Mandatory

Issue date

September 11, 2020

Implementation date

March 11, 2021

Scope

GB 1886.313-2020 (National food safety standard - Food additive - Diphenyl ethers) is available as an English-translated PDF.

GB 1886.313-2020 — This Standard is applicable to the food additive of diphenyl ether made from phenol and chlorobenzene.

Document preview — GB 1886.313-2020

National Standard of the People's Republic of China

Issued by: National Health Commission and State Administration for Market Regulation

1 Scope3
2 Molecular Formula, Structural Formula, and Relative Molecular Mass3
3 Technical Requirements3
Appendix A Test Methods5
Appendix B Infrared Absorption Spectrum of Diphenyl Ether6

1 Scope

This Standard is applicable to the food additive of diphenyl ether made from phenol and chlorobenzene.

2 Molecular Formula, Structural Formula, and Relative

Molecular 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 Requirements

3.1 Sensory requirements

The sensory requirements shall comply with the provisions of Table 1.

Table 1 -- Sensory Requirements

Appendix A Test 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).

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

How to Buy GB 1886.313-2020

1Add to cart. Click the "Buy GB 1886.313-2020" button on this page. You can add more standards before checkout.
2Checkout. Enter your email and billing details. Payment is processed securely by Stripe (cards, Apple Pay, Google Pay supported).
3Instant delivery (0–9 sec). Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4Invoice included. A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.