超碰自拍97_麻豆网站在线_日韩激情在线视频_99热免费_精品小视频在线观看_亚洲一区二区观看

標(biāo)準(zhǔn)品/乙腈中2-丁酮-DNPH

標(biāo)準(zhǔn)品/乙腈中2-丁酮-DNPH
產(chǎn)品編號(hào):91782b
CAS號(hào):958-60-1
規(guī)格:1mL
有效期:2027-04-29
品牌:TMstandard
標(biāo)準(zhǔn)值:1000μg/mL

分享到:

資料下載

乙腈中2-丁酮-DNPH

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) Butanone-DNPH in Acetonitrile,1000μg/mL(乙腈中2-丁酮-DNPH)
Part Number(產(chǎn)品編號(hào))91782b
 
Lot Number(產(chǎn)品批號(hào))-
 
CAS No.958-60-1
 
Mol. Formula(分子式)C10H12N4O4
 
Mol. Weight(分子量)252.23________________________________________
 
Storage Temp(存儲(chǔ)條件)Normal temperature,Keep in the shade
常溫,置于陰涼處
 
Transportation(運(yùn)輸條件)Normal temperature transportation(常溫運(yùn)輸)
QC Test Results
ItemTest Results


Analysis method(分析方法)HPLC/DAD


Concentration(濃度)1000μg/mL


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


Expiry Date(失效日期)2027-Apr-29


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)

    15806127965

在線客服
主站蜘蛛池模板: 美女一二区 | 亚洲国产第一页 | 欧美性久久久 | 国产成人精品一区二区三区在线 | 久久精品国产免费 | 久久久午夜精品 | 日韩午夜免费 | 日本视频精品 | 日本aⅴ在线 | 午夜家庭影院 | 激情开心成人网 | 免费黄色小视频网站 | 亚洲综合视频网 | 亚洲免费国产 | 亚洲一区二区在线视频 | 五月婷婷六月色 | 激情欧美色图 | 亚洲成人一区二区 | 久久精品在线播放 | 久久综合一区二区三区 | 在线看网站 | 青青国产在线 | 成人免费毛片高清视频 | 中文字幕第4页 | caoporn人人| 四虎在线网址 | 国产专区精品 | 国产在线中文字幕 | 91视频在线观看网站 | 欧美精品在线视频观看 | 婷婷俺来也 | 四虎成人在线观看 | 黄色一级大片在线免费看产 | www.亚洲天堂| 欧美三级欧美成人高清 | 在线国产一区二区 | 综合激情亚洲 | 天天天天天天天天操 | 亚洲精品xxxx | 国产精品高潮视频 | 欧美视频网站 |