Standard No.:	GB/T 13025.13-2012
English Name:	General test method in salt industry—Determination of arsenic
Chinese Name:	制盐工业通用试验方法 砷的测定
Chinese Classification:	X35    Salt production in general
Professional Classification:	GB    National Standard
ICS Classification:	71.060.50 71.060.50    Salts 71.060.50
Issued by:	AQSIQ;SAC
Issued on:	2012-6-29
Implemented on:	2012-12-1
Status:	valid
Superseding:	GB/T 13025.13-1994 General test method in salt industry－Determination of arsenic ion
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	100.0
Delivery:	via email in 1 business day

1 Scope This Part of GB/T 13025 specifies determination method of arsenic in salt products. This Standard is applicable to the determination of arsenic in salt products. 2 Normative References The following documents are indispensable for the application of this document. For dated reference, only the edition cited applies. For undated references, the latest edition (including any amendments) applies to this document. GB 6682 – 2008 Water for Analytical Laboratory Use-Specification and Test Methods 3 General Provisions Unless otherwise specified, only recognized analytical reagent, and Grade II water specified in GB/T 6682-2008 shall be used in the analysis. 4 Hydride Atomic Absorption Spectrophotometric Method

Foreword I 1 Scope 2 Normative References 3 General Provisions 4 Hydride Atomic Absorption Spectrophotometric Method 5 Hydride Atomic Fluorescence Photometry 6 Arsenic Stain Method 7 Ag-DDC Method