美女裸身裸乳无遮挡网站-色噜噜狠狠色综合久夜色撩人-亚洲伊人色欲综合网-忘忧草社区WWW日本高清-欧洲人体超大胆露私视频-欧美成人免费做真爱-国产真实伦对白精彩视频-欧美人与动牲交大全免费-久久精品一区二区免费播放-亚洲人成无码网站WWW

標(biāo)準(zhǔn)品/甲醇中5種苯系物混標(biāo)/GB 50325-2020

標(biāo)準(zhǔn)品/甲醇中5種苯系物混標(biāo)/GB 50325-2020
產(chǎn)品編號:81109b
規(guī)格:1mL
有效期:2028-03-08
品牌:TMstandard
標(biāo)準(zhǔn)值:400μg/mL

分享到:

資料下載

甲醇中5種苯系物混標(biāo)

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) 5 Benzene Series Mix in Methanol,400μg/mL(甲醇中5種苯系物混標(biāo))
 
Part Number(產(chǎn)品編號) 81109b
 
Lot Number(產(chǎn)品批號) -
 
Expiry Date(失效日期) 2028-Mar-08__________________________________________________
 
Storage(存儲條件)           (20±5)℃,Keep in the shade
                                                        常溫(20±5)℃,置于陰涼處
CERTIFIED
Component
No.
(組分?jǐn)?shù))
Peak
Sequence
(出峰順序)
Component
(組分)
CAS No.Concentration
(μg/mL)
(濃度)
Relative Expanded
Uncertainty(%) (k=2)
(相對擴(kuò)展不確定度)
11Benzene (苯)71-43-24003
22Toluene (甲苯)108-88-34003
33p-Xylene (對二甲苯)106-42-34003
44m-Xylene (間二甲苯)108-38-34003
55o-Xylene (鄰二甲苯)95-47-64003
壇墨質(zhì)檢
  • 電話

    4008-099-669

    手機(jī)

    15806127965

在線客服