国产一级毛片高清视频在线-国产一级久久久久久毛片-国产一级精品视频-国产一级黄色影片-亚洲第一区二区快射影院-亚洲第一区第二区

標準品/甲醇中2,6-二硝基甲苯

  • 型   號:92345b
  • 類   別:標準品
  • 價   格:206

標準品/甲醇中2,6-二硝基甲苯
產品編號:92345b
CAS號:606-20-2
規(guī)格:1mL
有效期:2026-03-07
品牌:TMstandard
標準值:1000μg/mL

分享到:

資料下載

甲醇中2,6-二硝基甲苯

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(產品名稱) 2,6-Dinitrotoluene in Methanol,1000μg/mL(甲醇中2,6-二硝基甲苯)
Part Number(產品編號)92345b
 
Lot Number(產品批號)-
 
CAS No.606-20-2
 
Mol. Formula(分子式)C7H6N2O4
 
Mol. Weight(分子量)182.13__________________________________
 
Storage Temp(存儲條件)(2-8)℃,Keep in the shade
(2~8)℃冷藏,置于陰涼處
 
Transportation(運輸條件)Normal temperature transportation(常溫運輸)
QC Test Results
ItemTest Results


Analysis method(分析方法)GC/FID


Concentration(濃度)1000μg/mL


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


Expiry Date(失效日期)2026-Mar-07


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.

壇墨質檢
  • 電話

    4008-099-669

    手機

    18168802993

在線客服
主站蜘蛛池模板: 精品久久久久久亚洲| 国产国语在线播放视频| 国产亚洲一区二区三区在线| 一区二区免费在线观看| 亚洲视频在线观看免费| 国产精品毛片一区二区三区| 在线精品亚洲欧洲第一页| 欧美激情一区二区三区四区| 韩国精品在线观看| 综合欧美日韩| 亚洲欧美日韩视频一区| 国产va在线视频观看| 国产成人精品一区二区视频| 欧美成人精品一级高清片| 久久久青青久久国产精品| 国产福利久久青青草原下载| 91精品国产91久久久久久| 亚洲欧美另类色图| 亚洲欧美日韩精品| 亚洲精品视频在线观看免费| 精品一区二区三区四区在线| 国产精品第一| 欧美精品免费在线观看| 久久久久777777人人人视频| 国精产品一区| 国产精品免费_区二区三区观看| 精品在线观看免费| 91插插插插插| 国产一区二区不卡免费观在线| 日韩电影在线| 欧美精品首页| 国内一区二区三区精品视频| 国产精品糟蹋漂亮女教师| 2021精品国内一区视频自线| 国产欧美一区二区三区鸳鸯浴| 图片专区亚洲欧美另类| 欧美国产在线视频| 殴美aⅴ| 国产精品亚洲国产三区| 亚洲原创区| 女同互忝互慰dv毛片观看|