QB/T 4725-2014 (English Version) PDF

Scope: This standard specifies the terms and definitions, product classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of precious metal art-carved and complex-mounted jewelry. This standard applies to jewelry made of precious metals and jade as the main raw materials, using two techniques: artis ic carving and re-setting.

QB/T 4725-2014 Referenced Document

GB 11887 Jewellery.Fineness of precious metal alloys and designation
GB 28480 Adornment.Provision for limit of baneful elements
GB/T 14459 Sampling inspection rules by attributes for precious metal adornment
GB/T 15036.1-2009 Solid wood flooring.Part 1:Technical requirements
GB/T 16552 Gems—Nomenclature*， 2017-10-14 Update
GB/T 16553 Gems—Testing*， 2017-10-14 Update
GB/T 16554 Diamond grading*， 2017-10-14 Update
GB/T 17832 Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using potassium bromide*， 2021-10-11 Update
GB/T 18043 Jewellery.Determination of precious metal content.Method using X-Ray fluorescence spectrometry
GB/T 18781 pearl grading*， 2023-05-23 Update
GB/T 19720 Jewelry and precious metals. Determination of platinum and palladium content. Ammonium chloride gravimetric method and diacetyl oxime gravimetric method.*， 2024-03-15 Update
GB/T 21198.6 Determination of precious metals in precious metals jewellery alloys-Method using ICP spectrometry-Part 6:Difference method
GB/T 9288 Gold jewellery alloys—Determination of gold—Cupellation method (fire assay)*， 2019-10-18 Update
QB/T 1690 Regulations on tolerances for quality measurement of precious metal jewelry*， 2021-12-02 Update
QB/T 2062 Precious metal adornment*， 2015-10-10 Update
QB/T 4182 Ornament.Marking