<li id="vzmd8"></li>

<span id="vzmd8"><optgroup id="vzmd8"><center id="vzmd8"></center></optgroup></span>

    <i id="vzmd8"><meter id="vzmd8"></meter></i>

        <rt id="vzmd8"></rt>
      <label id="vzmd8"><meter id="vzmd8"></meter></label>

      標(biāo)準(zhǔn)品/甲醇中甲基叔丁基醚

      • 型   號(hào):91356d
      • 類   別:單標(biāo)
      • 價(jià)   格:220

      標(biāo)準(zhǔn)品/甲醇中甲基叔丁基醚
      產(chǎn)品編號(hào):91356d
      CAS號(hào):1634-04-4
      規(guī)格:1mL
      有效期:2025-09-27
      品牌:TMstandard
      標(biāo)準(zhǔn)值:2000μg/mL

      分享到:

      資料下載

      甲醇中甲基叔丁基醚

      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 17025ISO 17034 and a registered quality management system ISO 9001.

      Product Name(產(chǎn)品名稱) Methyl-tert-butyl Ether in Methanol,2000μg/mL(甲醇中甲基叔丁基醚)
      Part Number(產(chǎn)品編號(hào))91356d
       
      Lot Number(產(chǎn)品批號(hào))-
       
      CAS  .1634-04-4
       
      Mol. Formula(分子式)C5H12O
       
      Mol. Weight(分子量)88.15_______________________________________
       
      Storage Temp(存儲(chǔ)條件)(-18±5)℃,Keep in the shade
      (-18±5)℃冷凍,置于陰涼處
      QC Test Results
      ItemTest Results


      Analysis method(分析方法)GC/FID


      Concentration(濃度)2000μg/mL


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


      Expiry Date(失效日期)2025-Sep-27


      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.


      壇墨質(zhì)檢
      • 電話

        4008-099-669

        手機(jī)

        18168802993

      在線客服
      主站蜘蛛池模板: 色综合久久精品中文字幕首页| 欧美综合图区亚洲综合图区| 观看 亚洲欧美日韩综合在线一区| 色青青草原桃花久久综合| 亚洲欧美成人综合久久久| 亚洲欧美综合区自拍另类| 狠狠综合久久综合88亚洲| 国产福利电影一区二区三区久久久久成人精品综合 | 久久综合九色综合久99| 欧美国产综合欧美视频| 一本久久综合亚洲鲁鲁五月天 | 综合色就爱涩涩涩综合婷婷| 久久综合久久综合久久综合| 激情综合婷婷丁香五月| 色欲人妻综合AAAAA网| 青青草原综合久久大伊人精品| 丁香婷婷色五月激情综合深爱| 一本一道色欲综合网中文字幕| 欧美激情综合五月色丁香| 97久久久精品综合88久久 | 一本色道久久88综合日韩精品| 久久综合精品国产一区二区三区| 区二区三区激情综合| 亚洲精品二区国产综合野狼| 青青青伊人色综合久久| 青青草原综合久久大伊人精品| 亚洲综合图片区| 亚洲综合在线观看视频| 色综合久久综合中文综合网| 国产成人综合久久精品红| 五月天综合网| 欧美精品国产日韩综合在线| 色综合久久久久综合体桃花网| 亚洲图片综合区| 青青热久久综合网伊人| 一本久道久久综合狠狠躁AV| 亚洲精品二区国产综合野狼| 久久综合伊人77777| 亚洲色婷婷综合久久| 一本色道久久88加勒比—综合 | 色婷婷狠狠久久综合五月|