Standard No.:	HG/T 3974-2019
English Name:	Antioxidant bis-(2,4-di-tert-butylphenol)pentaerythritol diphosphite (626)
Chinese Name:	抗氧剂 双（2，4-二叔丁基苯基）季戊四醇二亚磷酸酯（626）
Professional Classification:	HG    Professional Standard - Chemistry
Issued by:	Ministry of Industry and Information Technology
Issued on:	2019-12-24
Implemented on:	2020-7-1
Status:	valid
Superseding:	HG/T 3974-2007 Antioxidant 626
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	105.00
Delivery:	via email in 1~3 business day

本标准规定了双（2，4-二叔丁基苯基）季戊四醇二亚磷酸酯（简称抗氧剂626）的技术要求、试验方法、检验规则、标志、包装、运输和贮存。
本标准适用于以2，4-二叔丁基苯酚、季戊四醇与三氯化磷经取代反应制得的抗氧剂626。