標準編號:	GB 20814-2014
中文名稱:	染料產品中重金屬元素的限量及測定
英文名稱:	Limit and determination of the quantity of heavy-metal elements in dye products
中標分類:	G55    染料基礎標準與通用方法
行業分類:	GB    國家標準
發布機構:	中華人民共和國國家質量監督檢驗檢疫總局 中國國家標準化管理委員會
發布日期:	2014-07-24
實施日期:	2015-5-1
標準狀態:	valid
替代舊標準:	GB 20814-2006 染料產品中10種重金屬素的限量及測定
翻譯語言:	英文
文件格式:	PDF
中文字符數:	11000 字
翻譯價格(元):	660.0
交付時間:	付款后 1 個工作日

1 Scope This standard specifies the allowable contents (limits) and determination methods for 12 heavy-metal elements in the dye products. This standard is applicable to various commercial dyes. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 6682-2008 Water for analytical laboratory use - Specification and test methods GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgment of limiting values JJG 694 Verification regulation for atomic absorption spectrophotometers 3 Requirements The limit of heavy-metal elements in dye products shall meet those specified in Table 1. The limit of heavy-metal elements in liquid dyes and paint distemper shall be calculated based on their solid contents.?

Foreword i 1 Scope 2 Normative references 3 Requirements 4 Test methods 5 Test reports