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1、ics65.150s51蜀冒中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)Gs/T18781-2002養(yǎng)殖珍珠分級(jí)Culturedpearlgrading2002一07一22發(fā)布2003一03一01實(shí)施中華人民共和匡國(guó)家質(zhì)量監(jiān)督檢驗(yàn)檢疫總婿Gs/T18781-2002目次前言·················································································································??皿1范圍······················
2、························································································??12規(guī)范性引用文件································································································??13術(shù)語(yǔ)和定義·······························································
3、·············“········“···········??14海水養(yǎng)殖珍珠質(zhì)量因素及級(jí)別····················································.·..·..·..·..·..·..·.??35淡水養(yǎng)殖珍珠質(zhì)量因素及級(jí)別·······.，················.·························.·····..·..·..·..·.......??46養(yǎng)殖珍珠等級(jí)········································
4、···························································??67檢驗(yàn)方法························································。?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ??68分級(jí)報(bào)告或證書基本內(nèi)容···········································，.···········，.···················??89標(biāo)識(shí)
5、··································································································??8GB/'r18781-2002Hij舀本標(biāo)準(zhǔn)制定時(shí)參考了國(guó)際珠寶首飾聯(lián)合會(huì)(CIBJO)制定的《珍珠手冊(cè))(1995),以及美國(guó)珠寶學(xué)院(GIA)珍珠分級(jí)、日本真珠振興協(xié)會(huì)等標(biāo)準(zhǔn)。本標(biāo)準(zhǔn)由廣西壯族自治區(qū)質(zhì)量技術(shù)監(jiān)督局、浙江省質(zhì)量技術(shù)監(jiān)督局提出。本標(biāo)準(zhǔn)起草單位:廣西壯族自治區(qū)質(zhì)量技術(shù)監(jiān)督局、國(guó)家珠寶玉石質(zhì)量監(jiān)督檢驗(yàn)中心、浙江省技術(shù)監(jiān)
6、督檢測(cè)研究院、北京高德寶石研究所、諸暨市質(zhì)量技術(shù)監(jiān)督局、諸暨市珍珠協(xié)會(huì)。本標(biāo)準(zhǔn)主要起草人:陸東農(nóng)、陶金波、曹華松、高巖、何錦峰、王凱志、張國(guó)華、羅松、沈一青、張永麗。Gs/T18781-2002養(yǎng)殖珍珠分級(jí)范圍本標(biāo)準(zhǔn)規(guī)定了養(yǎng)殖珍珠的定義、分類、質(zhì)量因素及其級(jí)別、等級(jí)指標(biāo)、檢驗(yàn)方法和標(biāo)識(shí)的要求。本標(biāo)準(zhǔn)適用于養(yǎng)殖珍珠的生產(chǎn)、貿(mào)易、質(zhì)量評(píng)價(jià)等活動(dòng)，不適用于經(jīng)輻照、染色等處理的養(yǎng)殖珍珠的分級(jí)。對(duì)于天然珍珠的分級(jí)也可參照?qǐng)?zhí)行。2規(guī)范性引用文件下列文件中的條款通過(guò)本標(biāo)準(zhǔn)的引用而成為本標(biāo)準(zhǔn)的條款。凡是注日期的引用文件，其隨后所有的修改單(不包
7、括勘誤的內(nèi)容)或修訂版均不適用于本標(biāo)準(zhǔn)，然而，鼓勵(lì)根據(jù)本標(biāo)準(zhǔn)達(dá)成協(xié)議的各方研究是否可使用這些文件的最新版本。凡是不注日期的引用文件，其最新版本適用于本標(biāo)準(zhǔn)。GB/T16552珠寶玉石名稱GB/T16553珠寶玉石鑒定術(shù)語(yǔ)和定義GB/T16552,GB/T16553確立的以及下列術(shù)語(yǔ)和定義適用于本標(biāo)準(zhǔn)。天然珍珠pearl在貝類或蚌類等動(dòng)物體內(nèi)，不經(jīng)人為因素自然的分泌物。它們由碳酸鈣(主要為文石)、有機(jī)質(zhì)(主要為貝殼硬蛋白)和水等組成，呈同心層狀或同心層放射狀結(jié)構(gòu)，呈珍珠光澤。根據(jù)生長(zhǎng)水域不同可劃分為天然海水珍珠和天然淡水珍珠。在海
8、水中產(chǎn)出的天然珍珠為夭然海水珍珠。在淡水中產(chǎn)出的天然珍珠為天然淡水珍珠。3.2養(yǎng)殖珍珠culturedpearl在貝類或蚌類等動(dòng)物體內(nèi)珍珠質(zhì)的形成物，珍珠層呈同心層狀或同心層放射狀結(jié)構(gòu)，由碳酸鈣(主要為文石)、有機(jī)質(zhì)(主要為貝殼硬蛋白)和水等組成。對(duì)于所有的養(yǎng)殖
