Standard No.:	GB 29211-2012
English Name:	National Food Safety Standard - Food Additive - Ferrous Sulfate
Chinese Name:	食品安全国家标准 食品添加剂 硫酸亚铁
Chinese Classification:	X09    Hygiene, safety and labor protection
Professional Classification:	GB    National Standard
Source Content Issued by:	MOH
Issued on:	2012-12-25
Implemented on:	2013-1-25
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	90.0
Delivery:	via email in 1 business day

1 Scope This standard is applicable to food additives (ferrous sulfate heptahydrate and ferrous sulfate dry product) which are produced delicately from the reaction of iron and sulfuric acid. 2 Chemical Name, Molecular Formula and Relative Molecular Mass 2.1 Chemical name Ferrous sulfate heptahydrate Ferrous sulfate dry product 2.2 Molecular formula Ferrous sulfate heptahydrate: FeSO4•7H2O Ferrous sulfate dry product: FeSO4•nH2O 2.3 Relative molecular mass Ferrous sulfate heptahydrate: 278.01 (as per 2007 international relative atomic mass) 3 Term and Definition For the purposes of this document, the following term and definition apply. 3.1 ferrous sulfate dry product the ferrous sulfate that is produced by heating and drying ferrous sulfate heptahydrate. Based on different drying degree, ferrous sulfate dry product contains ferrous sulfate monohydrate and ferrous sulfate tetrahydrate in various proportions. 4 Technical Requirements 4.1 Sensory requirements shall be in accordance with those specified in Table 1.

1 Scope 2 Chemical Name, Molecular Formula and Relative Molecular Mass 3 Term and Definition 4 Technical Requirements Annex A Inspection Methods