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

標準品/丙酮中4種有機錫混標/HJ 1074-2019

  • 型   號:81091JD
  • 類   別:標準品
  • 價   格:540

標準品/丙酮中4種有機錫混標/HJ 1074-2019
產品編號:81091JD
規格:1mL
有效期:2025-01-30
品牌:TMstandard
標準值:1000μg/mL

分享到:

資料下載

丙酮中4種有機錫混標

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

Product Name(產品名稱) 4 Organotin Mix in Acetone,1000μg/mL(丙酮中4種有機錫混標)
 
Part Number(產品編號) 81091JD
 
Lot Number(產品批號) -
 
Expiry Date(失效日期) 2025-Jan-30________________________________
 
Storage(存儲條件)           (2~8)℃,dark
                                                        (2~8)℃冷藏,避光
CERTIFIED
Component
No.
(組分數)
Component
(組分)
CAS No.Concentration
(μg/mL)
(濃度)
Relative Expanded
Uncertainty(%) (k=2)
(相對擴展不確定度)
1Dibutyltin Dichloride (二丁基二氯化錫)683-18-110002
2Tributyltin Chloride (三丁基氯化錫)1461-22-910002
3Diphenyltin Dichloride in Methanol (二氯二苯基錫)1135-99-510002
4Fentin-chloride (三苯基氯化錫)639-58-710002
Note

The above components are calculated in the form of organotin(以上成分以有機錫計)

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: 三级网站免费| 欧洲免费极品videos| 日本免费看视频| 午夜毛片视频| 天堂成人一区二区三区| 曰本黄色毛片| 久久久久免费视频| 在线 日韩 欧美 国产 社区| 日本黄色一级片视频| 天堂在线视频网站| 亚洲国产精品一在线观看| 99国产在线视频| 日本高清免费在线观看| 人人看人人干| 日本黄 色 成 年 人免费观看 | 亚洲AV噜噜88| 午夜久久久| 天天躁日日躁狠狠躁一级毛片 | 日韩高清在线日韩大片观看网址| 天天色操| 22eee在线播放成人免费视频| 久草在在线免视频在线观看| 亚洲国产区中文在线观看| 亚洲日本一区二区三区| 日本综合在线观看| 伊人影视大全| 99re久久这里只有精品| 日韩1区1区产品乱码芒果榴莲| 特黄特色大片免费播放器试看| 亚洲综合精品一二三区在线| 青青操原| 视频一区亚洲| 动漫美女被到爽了流| 亚洲高清中文字幕| 青青国产精品视频| 午夜影视污| 在线观看视频www在线观看| 国产在线观看成人免费视频| 性VIDEOSTV另类极品| 日本高清在线播放| 在线亚洲精品防屏蔽|