GB/T 17816-1999
Determination of total ascorbic acid in feeds--o-Phenylenediamine fluorometry (English Version)

Standard No.

GB/T 17816-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 17816-1999

Scope

This standard specifies the method for the determination of total ascorbic acid in feed by o-phenylenediamine fluorescence method. This standard applies to single feed, compound feed, premix and concentrated feed. Not applicable to the determination of ascorbic acid added in various feedstuffs in the form of esterified ascorbic acid. The minimum detection limit of ascorbic acid in the final extract was 0.022μg/mL.

GB/T 17816-1999 history

• 1999 GB/T 17816-1999 Determination of total ascorbic acid in feeds--o-Phenylenediamine fluorometry