久久5-久久4-久久3-久久2019-一个人hd高清在线观看免费一-一个人hd高清在线观看免费

丙酮中十氯聯苯/四氯間二甲苯混標

  • 型   號:
  • 類   別:標樣
  • 價   格:232

標準品/丙酮中十氯聯苯/四氯間二甲苯混標/HJ 699-2014/HJ 743-2014
標準價
¥232
產品編號
81175a
CAS號
規格
1mL
庫存
≥10
有效期
2022-09-09
品牌
TMstandard
標準值
200μg/mL

分享到:

資料下載

丙酮中十氯聯苯/四氯間二甲苯混標

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 Decachlorobiphenyl and Tetrachloro-m-xylene Mix in Acetone,200μg/mL
Part Number 81175a
Lot Number 21081159
Expiry Date 2022-Sep-09
Storage          (2~8)℃,Keep in the shade
CERTIFIED
Component
No.
Peak
Sequence
ComponentCAS No.Concentration
(μg/mL)
Uncertainty
(%)
112,4,5,6-Tetrachloro-m-xylene877-09-82003
222,2',3,3',4,4',5,5',6,6'-Decachlorobiphenyl2051-24-32003

C H R O M A T O G R A M

Instrument
 GC/FID
Column
 HP-5(30m×0.32mm×0.25μm)
Injection Temp
 270℃
Detector Temp
 280℃
Method Details

 80℃,20℃/min→280℃(5min)
Intended Use

This RM is intended for use in a laboratory as a calibration and quality control standard or in method development for analytical techniques.

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.

Homogeneity

Random replicate samples of the final packaged RM have been analysed to prove homogeneity consistent with ISO 17034.

Storage

The RM should be stored in the original sealed bottle at the indicated temperature.



壇墨質檢
  • 電話

    4008-099-669

    手機

    18168802993

在線客服
主站蜘蛛池模板: 国内在线观看精品免费视频 | 日本欧美中文字幕人在线 | www日本在线观看 | 亚洲黄视频 | 看黄色片网站 | 国产自制一区 | 四虎四虎| 黄色亚洲视频 | 最近免费中文字幕视频高清在线看 | 国产精品夜夜春夜夜爽 | 成人国产亚洲 | 幸福宝8008app下载章节 | 精品国产高清久久久久久小说 | 岛田阳子五十路在线观看 | 花季传媒v3.0.3 | 天堂在线免费观看 | 隔壁的邻居在线观看在线 | 欧美在线视屏 | 成人性毛片 | 欧美一区二区视频在线观看 | 999人在线精品播放视频 | 受胎岛无删减全集在线观看 | 国产成人免费a在线资源 | 狠狠色噜噜狠狠狠狠97老肥女 | 欧区一欧区二欧区三免费 | 97视频观看| 日本在线观看免费观看完整版 | 99热成人精品国产免国语的 | 精品视频在线观看一区二区 | 国产午夜在线观看 | 欧美日韩一区二区高清视 | 中文精品久久久久中文 | 插菊花综合1 | 五月婷婷深深爱 | 国产成a人片在线观看视频 国产产一区二区三区久久毛片国语 | aiai网站| 日韩我不卡| 国内一级一级毛片a免费 | 亚洲欧美精品日韩欧美 | 成人免费在线视频网站 | 欧美资源网 |