午夜三级在线_日批在线看_伊人久久久久久久久久久久_日韩插插插_亚洲二区av_亚洲成人av一区二区三区

標(biāo)準(zhǔn)品/乙腈中正丁醇

標(biāo)準(zhǔn)品/乙腈中正丁醇
產(chǎn)品編號(hào):91498JH
CAS號(hào):71-36-3
規(guī)格:1mL
有效期:2027-08-25
品牌:TMstandard
標(biāo)準(zhǔn)值:1000μg/mL

分享到:

資料下載

乙腈中正丁醇

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) 1-Butanol in Acetonitrile,1000μg/mL(乙腈中正丁醇)
Part Number(產(chǎn)品編號(hào))91498JH
 
Lot Number(產(chǎn)品批號(hào))-
 
CAS No.71-36-3
 
Mol. Formula(分子式)C4H10O
 
Mol. Weight(分子量)74.12___________________________________
 
Storage Temp(存儲(chǔ)條件)(2-8)℃,Keep in the shade
(2~8)℃冷藏,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)GC/FID


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-Aug-25


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: 欧美日韩高清 | av一二三| 噼里啪啦国语版在线观看 | 精品免费一区二区三区 | 亚洲欧美日韩国产精品 | 国产精品美女久久久久久久久 | 播五月婷婷 | 手机在线观看av网站 | 欧美高清久久 | 亚洲免费观看 | 超碰久热 | 黄色在线免费观看 | 青青操在线观看 | 欧美日韩视频在线播放 | 久草网在线观看 | 成人精品亚洲 | 日韩美女视频19 | 国产第88页 | 97福利影院 | 超碰在线公开免费 | 日本精品免费 | 黄在线观看 | 美女av在线免费观看 | 99视频只有精品 | 国产老妇视频 | 欧美激情小视频 | 精品免费一区二区三区 | 日韩在线一二三区 | 黄色一级视频在线观看 | 俺去俺来也在线www色官网 | 久久久久久久艹 | 国产成人在线免费观看 | 色撸撸网站 | 老鸭窝av在线 | 日本三级黄色录像 | 国产精品成人在线观看 | 性做久久久久久久久 | www.中文字幕在线观看 | 欧美日韩免费做爰视频 | 嫩操影院 | 久久视频99|