GB/T 30713-2014
砚石 显微鉴定方法
Microscopic method of ink stone identification
- 实施日期
- 2014-10-01
- ICS 分类
- 39.060
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 30713-2014
Microscopic method of ink stone identification
GB/T 18043-2013
Jewellery - Determination of precious metal content - Method using X-ray fluorescence spectrometri
GB/T 29155-2012
Transparent jadeite(colorless)grading
GB/T 28748-2012
Metadata for gems and jewelry products
GB 11887-2012
Jewellery - Fineness of precious metal alloys and designation
GB/T 28485-2012
Coated adornment - Detection of nickel release - Method for simulation of wear and corrosion
GB/T 28487-2012
Precious metal alloys chains - Determination of tensile strength - Method of tensile testing
GB 28480-2012
Adornment - Provision for limit of baneful elements
GB/T 28021-2011
Adornment - Determination of baneful elements - Method of spectrometry
GB/T 28020-2011
Adornment - Determination of baneful elements - X-ray fluorescence spectrometric method
GB/T 28019-2011
Adornment - Determination of Chromium(Ⅵ)- 1, 5-Diphenylcarbohydrazide spectrophotometric method
GB/T 28016-2011
Gold alloy jewellery - Determination of gold - Gravimetric method
GB/T 16554-2010
Diamond grading
GB/T 16553-2010
Gems - Testing
GB/T 16552-2010
Gems - Nomenclature
GB/T 23885-2009
Jadeite grading
GB/T 23886-2009
Determination of nacre thickness - Optical coherence tomography
GB/T 17832-2008
Silver jewellery alloys - Determination of silver - Volumetric (potentionmetric) method using potassium bromide
GB 11887-2008
Jewellery - Fineness of precious metal alloys and designation
GB/T 18781-2008
Cultured pearl grading