GB/T 17778-2025 Active National standards

GB/T 17778-2025 Determination of D-biotin in feed additive premix

Publish Date: 2025-06-30 Implement Date: 2026-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 17778-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Animal and poultry feed and additives

ICS Name: \nFeeds

Publish Date: 2025-06-30

Implement Date: 2026-01-01

Pages: 12 pages

Scope

This document describes the methods for determining D-biotin in vitamin premix feed and compound premix feed using high-performance liquid chromatography and spectrophotometry.
This document is applicable to the determination of D-biotin in vitamin premix feed and compound premix feed.
The detection limit of the high-performance liquid chromatography method in this document is 1 mg/kg, and the quantification limit is 3 mg/kg; the detection limit of the spectrophotometry method is 1.5 mg/kg, and the quantification limit is 5 mg/kg.