Standard No.:	GB/T 21912-2008
Chinese Name:	食品中二氧化钛的测定
English Name:	Determination of titanium dioxide in foods
Professional Classification:	X04 Basic standards and general methods
Professional Classification:	GB National Standard
ICS Classification:	67.040
Issued by:
Issued on:	2008-05-16
Implemented on:	2008-11-01
Status:	ABOLISHED
Replace By:	GB5009.246-2016
Replace By Date:
Language:	English
File Format:	PDF
Word Count:	4500 words
Price(USD):	135 (USD)
Delivery:	via email in 1-3 business day

前言……………………………………………………………………………………………………………………Ⅰ
１　范围………………………………………………………………………………………………………………１
２　规范性引用文件…………………………………………………………………………………………………１
第一法　电感耦合等离子体?原子发射光谱法（ＩＣＰ?ＡＥＳ）……………………………………………１
３　原理………………………………………………………………………………………………………………１
４　试剂………………………………………………………………………………………………………………１
５　仪器和设备………………………………………………………………………………………………………１
６　分析步骤…………………………………………………………………………………………………………２
７　分析结果的表述…………………………………………………………………………………………………２
８　精密度……………………………………………………………………………………………………………３
第二法　二安替比林甲烷比色法……………………………………………………………………………………３
９　原理………………………………………………………………………………………………………………３
１０　试剂……………………………………………………………………………………………………………３
１１　仪器和设备……………………………………………………………………………………………………３
１２　分析步骤………………………………………………………………………………………………………３
１３　分析结果的表述………………………………………………………………………………………………４
１４　精密度…………………………………………………………………………………………………………５
附录Ａ （资料性附录）　微波消解和ＩＣＰ-ＡＥＳ仪器参考工作条件 ……………………………………６