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            • 92180b-標(biāo)準(zhǔn)品/乙腈中四氯硝基苯
            貨物所在地:
            江蘇常州市
            更新時(shí)間:
            2024-07-31 10:59:17
            有效期:
            2024年7月31日 -- 2025年7月31日
            已獲點(diǎn)擊:
            35
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            (聯(lián)系我們,請說明是在 化工儀器網(wǎng) 上看到的信息,謝謝?。?/p>

            產(chǎn)品簡介

            標(biāo)準(zhǔn)品/乙腈中四氯硝基苯
            產(chǎn)品編號:92180b
            CAS號:117-18-0
            規(guī)格:1mL
            有效期:2025-02-23
            品牌:TMstandard
            標(biāo)準(zhǔn)值:1000μg/mL

            詳細(xì)介紹

            Reference Material

            This certificate is designed in accordance with ISO 17034 and ISO Guide 31. This reference material (RM) was designed,produced and verified in accordance with ISO/IEC 17025, ISO 17034 and a registered quality management system ISO 9001.

            Product Name(產(chǎn)品名稱) Tecnazene in Acetonitrile,1000μg/mL
            Part Number(產(chǎn)品編號)92180b
            Lot Number(產(chǎn)品批號)-
            CAS .117-18-0
            Mol. Formula(分子式)C6HCl4NO2
            Mol. Weight(分子量)260.89__________________________________
            Storage Temp(存儲條件)(2~8)℃,Keep in the shade
            冷藏(2~8)℃,置于陰涼處
            QC Test Results
            ItemTest Results


            Analysis method(分析方法)GC/FID


            Concentration(濃度)1000μg/mL


            Relative Expanded Uncertainty(k=2)(相對擴(kuò)展不確定度)2%


            Expiry Date(失效日期)2025-Feb-23


            Uncertainty

            The certified value(s) and uncertainty(ies) are determined in accordance with ISO 17034 with an 95% confidence level (k=2). Uncertainty is based on the Total Combined Uncertainty, including uncertainties of preparation, purity of neat materials, homogeneity, stability testing.

            Traceability

            The balances used for gravimetric measurements are calibrated with weights traceable to the national standards. The calibration of the balances is verified annually by an external accredited calibration service. This analysis method has been verified using an approach consistent with ISO 17034:2016 & ISO 17025:2017.



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