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/三聚氰酸二酰胺

標準品/三聚氰酸二酰胺
產(chǎn)品編號:72474-10mg
CAS號:645-92-1
規(guī)格:10mg
有效期:2026-09-04
品牌:TMstandard
標準值:99.8%

分享到:

資料下載

三聚氰酸二酰胺

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) Atrazine-desethyl-desisopropyl-2-hydroxy(三聚氰酸二酰胺)
Product Code(產(chǎn)品編號)72474-10mg
 
Lot Number(產(chǎn)品批號)-
 
CAS No.645-92-1
 
Mol. Weight(分子量)127.10
 
Mol. Formula(分子式)C3H5N5O
 
Melting Point(熔點)N/A
 
Expiry Date(失效日期)2026-Sep-04
 
Boiling point(沸點)N/A
 
Appearance(外觀)Solid
(固體)_____________________
 
Storage Temp(存儲條件)(-18±5)℃,Keep in the shade
(-18±5)℃冷凍,置于陰涼處
C E R T I F I E D
Purity
99.8%
 
C E R T I F I E D
Expanded Uncertainty (U)
1.2%
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 characterisation, homogeneity and stability testing. Stability values are based on real evidence opposed to simulation.

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.

CERTIFICATE    ONQC    SIGNATURE
-RM Release
Method of Identification

HPLC/DAD


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.

Storage

This reference material meets the specification stated in this certificate until the expiry date, provided it is stored unopened at the recommended temperature here in. If storage after opening is necessary, the RM should be tightly closed and kept from light and moisture.

Hazards

Read Material Safety Data Sheet (MSDS) and understand any potential hazard(s) prior to the use of this product. All chemicals should be considered potentially hazardous in nature and should only be handled by qualified personnel using established good laboratory practices.

Homogeneity

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

Instructions for use

It is recommended to use 1 mg as the minimum sample size and if less material is 


壇墨質(zhì)檢
  • 電話

    4008-099-669

    手機

    18168802993

在線客服
主站蜘蛛池模板: 么公又大又硬又粗又爽的视频| 伊人久久精品久久亚洲一区| 日韩在线视频免费观看| 超级毛片| www.亚洲视频| 手机国产精品一区二区| 亚洲精品一二三| 亚洲欧美偷拍另类| 欧美日韩视频一区二区在线观看| 国产日韩欧美中文字幕| 日韩伦理网| 护士精品一区二区三区| 日韩国产一区二区| 黄毛片免费| 成人黄色在线| 日本aⅴ精品一区二区三区久久| 国产精品特级毛片一区二区三区| 国产日韩在线播放| 久久久久久国产精品免费| 久久精品123| 欧美日韩精品| 亚洲精品在线免费看| 小处雏高清一区二区三区| 久草天堂| 欧美交性又色又爽又黄| 在线免费国产视频| 久久国产视频一区| 在线v片| 国产精品成人久久久久久久 | 免费在线观看国产| 亚洲欧美激情在线| 欧美日韩国产va另类试看| 伊人网伊人影院| 国产免费全部免费观看| 国产成人精品一区二三区2022| 91久久国产| 欧美亚洲综合图区在线| 精品国产乱码一区二区三区麻豆| 国产成人h片视频在线观看| 亚洲尹人九九大色香蕉网站| 一级a毛片免费观看久久精品|