Standard No.:	GB 31656.21-2025
English Name:	National food safety standard-Determination of nifursol metabo lite residues in aquatic products by liquid chromatography-tandem mass spectrometric method
Chinese Name:	食品安全国家标准 水产品中硝呋索尔代谢物残留量的测定 液相色谱-串联质谱法
Chinese Classification:	X20    Aquatic products processing and products
Professional Classification:	GB    National Standard
ICS Classification:	67.120.30 67.120.30    Fish and fishery products 67.120.30
Source Content Issued by:	MOA; NHC; SAMR
Issued on:	2025-06-03
Implemented on:	2025-9-1
Status:	valid
Target Language:	English
File Format:	PDF

本文件规定了水产品中硝呋索尔代谢物3,5-二硝基水杨酸肼(3,5-Dinitrosalicylic acid hydrazide,DNSAH)残留量的制样和液相色谱-串联质谱测定方法。
本文件适用于鱼、虾、蟹及鳖等水产品可食组织中3,5-二硝基水杨酸肼(DNSAH)残留量的检测，其他水产品的检测可参照执行。