日韩综合在线I91福利社在线观看I最新国产精品一区I国产性猛交╳XXX乱大交Iwww.91爱爱.comIav色播I欧美一级视频I美女网站在线免费观看I777欧美视频

標(biāo)準(zhǔn)品/二苯乙烯苷

標(biāo)準(zhǔn)品/二苯乙烯苷
產(chǎn)品編號(hào):717583-100mg
CAS號(hào):82373-94-2
規(guī)格:100mg
有效期:2027-10-16
品牌:TMstandard
標(biāo)準(zhǔn)值:99.9%

分享到:

資料下載

二苯乙烯苷

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) 2,3,5,4'-Tetrahydroxystilbene-2-O-β-D-glucopyranoside(二苯乙烯苷)
Product Code(產(chǎn)品編號(hào))717583-100mg
 
Lot Number(產(chǎn)品批號(hào))-
 
CAS No.82373-94-2
 
Mol. Weight(分子量)406.39
 
Mol. Formula(分子式)C20H22O9
 
Melting Point(熔點(diǎn))N/A
 
Expiry Date(失效日期)2027-Oct-16
 
Boiling point(沸點(diǎn))N/A
 
Appearance(外觀)Solid
(固體)_____________________
 
Storage Temp(存儲(chǔ)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
99.9%
 
C E R T I F I E D
Expanded Uncertainty (U)
0.8%
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


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 used, to increase the certified uncertainty by a factor of two for half sample and four for a quarter of sample.Visit the support section of our website technology videos and frequently asked questions.


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: 男插女高潮一区二区 | 国产69精品久久久久男男系列 | 精品久久久一区二区 | 亚洲久久久久久中文字幕 | 精品人妻少妇人成在线 | 亚州欧美色图 | 色臀av| 国产丰满老熟妇乱xxx1区 | 久久国产亚洲精品无码 | 完美奇遇在线观看 | 国产偷人妻精品一区二区在线 | 欧美网站免费 | 欧美巨大黑人极品精男 | 久久九色 | 爱色精品视频一区二区 | 各种虐奶头的视频无码 | 看全色黄大色黄大片大学生 | 卡一卡2卡3卡精品网站 | 国产精品久久久久久99 | 黄色精品视频 | 一级做a爱片性色毛片www | 午夜爽爽爽男女污污污网站 | 欧美成人亚洲高清在线观看 | 国产一级久久久 | 国产精品av一区二区三区网站 | 亚洲精品不卡无码福利在线观看 | 人妻少妇精品无码专区 | 人妻免费一区二区三区最新 | 亚洲 精品 制服 校园 无码 | 久久国产热精品波多野结衣av | 好爽又高潮了毛片免费下载 | 日韩黄色一区 | 日韩精品免费在线视频 | 欧美有码视频 | 欧美女优在线 | 在线中文字幕乱码英文字幕正常 | 亚洲午夜综合 | jizz偷窥 | 少妇被爽到高潮动态图 | 午夜tv| 国产91精品激烈高潮白浆 | 亚洲色图视频网站 | 久久九九久精品国产免费直播 | 高清免费av | 亚洲国产av无码男人的天堂 | 97成人精品国语自产拍 | 久久天堂av综合色无码专区 | 国产精品免费无遮挡无码永久视频 | 97久久久久人妻精品区一 | 亚洲中文超碰中文字幕 | 神马久久春色 | 欧美亚洲一 | 少妇高潮喷水在线观看 | 中文无码人妻影音先锋 | 日韩视频在线观看一区二区三区 | 超鹏在线视频 | 日韩av人人夜夜澡人人爽 | 成年大片免费视频播放二级 | 欧美国产日本高清不卡 | 国产亚洲一区二区在线 | 国产白嫩精品又爽又深呻吟 | 亚洲精品久久区二区三区蜜桃臀 | а√天堂www在线а√天堂视频 | 人妻精油按摩bd高清中文字幕 | 免费精品一区二区三区视频日产 | 亚洲色欲一区二区三区在线观看 | 亚洲免费砖区 | 国产免费无遮挡 | 爱爱爱免费视频 | 国产精品成人av电影不卡 | 热思思99re久久精品国产首页 | 亚洲欧美日韩色图 | 久久www免费人成人片 | 亚洲熟女乱色综合亚洲图片 | 欧美人与禽猛交狂配 | 精品国产乱子伦 | 日韩av网址在线观看 | 日韩中文视频 | 日韩精品在线观看中文字幕 | 日本久久丰满的少妇三区 | 91在线免费视频 | 黑人巨大精品欧美一区二区免费 | 爱色av网站 | 亚洲国产123 | 天天躁日日躁狠狠躁喷水软件 | 久久国产精品久久久久久久久久 | 夜夜夜夜操 | av色综合久久天堂av色综合在 | 欧美精品久久一区 | 一区视频免费观看 | 国产98视频| 五月激情网站 | 午夜私人福利 | 青青在线视频人视频在线 | 午夜免费福利视频 | 99久在线国内在线播放免费观看 | 一区二区亚洲精品国产片 | www.亚洲com | 中文字幕精品久久久久人妻红杏ⅰ |