Tag: Chromatography

Zhejiang Provincial Market Supervision Bureau approved the release of provincial local standards for the determination of β-carotene in feed by High Performance Liquid Chromatography
By: Date: 2021-04-22 Categories: authoritativerelease Tags: ,

On April 13, 2021, the Zhejiang Provincial Market Supervision Administration approved the release of the provincial local standard DB33/T 2333-2021″Determination of β-carotene in Feed High Performance Liquid Chromatography”.

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Notice on Soliciting Opinions on Two Local Standards in Anhui Province including”Determination of Tilmicosin Residues in Poultry Eggs-High Performance Liquid Chromatography”
By: Date: 2021-02-05 Categories: authoritativerelease Tags: ,

In accordance with the requirements of the “Announcement of the Anhui Provincial Market Supervision Administration on Issuing the Second Batch of Anhui Provincial Local Standards Amendment Plan in 2020” (Wanshi Jianhan [2020] No. 341), the Anhui Provincial Veterinary Drug and Feed Supervision Institute is responsible for formulating the Two local standards of Anhui Province (Annex 1-2) have been drafted for comments on the determination of Tilmicosin residues in eggs by High Performance Liquid Chromatography and”High Performance Liquid Chromatography for Determination of Adfuroline Residues in Animal Tissues”.

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Notice on soliciting opinions on the national standard”Determination of Azelaic Acid in Cosmetics by Gas Chromatography”
By: Date: 2020-07-09 Categories: authoritativerelease Tags: , , , ,

The National Technical Committee for Standardization of Key Product Inspection Methods for Quality Supervision issued a notice for comments on the national standard “Determination of Azelaic Acid in Cosmetics by Gas Chromatography”.

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Announcement of Ningxia Chemical Analysis and Testing Association on Approval and Release of Seven Group Standards including”Determination of Ammonia Nitrogen in Fermented Feed Kjeldahl Method”
By: Date: 2020-07-06 Categories: authoritativerelease Tags: , , , ,

According to the National”Group Standards Management Regulations” and”Ningxia Chemical Analysis and Testing Association Group Standards Management Methods”, our association adopted seven group standards such as”Determination of Ammonia Nitrogen in Fermented Feed Kjeldahl Method” and other relevant standards in accordance with relevant procedures. The expert review is now released and will be officially implemented from August 1, 2020. It is hereby announced.

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