国产成人av无码永久免费一线天,热热色国产无码,久久精品国产亚洲av精东,小黄片无码在线观看视频

產(chǎn)品列表PRODUCTS LIST

首頁>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>190U異丙叉丙酮CH3COCH=C(CH3)2檢測管190U MESITYL OXIDE 5-100ppm

異丙叉丙酮CH3COCH=C(CH3)2檢測管190U MESITYL OXIDE 5-100ppm

簡要描述:

異丙叉丙酮CH3COCH=C(CH3)2氣體檢測管190U MESITYL OXIDE 5-100ppm,職業(yè)中毒突發(fā)事故現(xiàn)場快速檢測,突發(fā)性事故氣體快速檢測箱及突發(fā)性事故水質(zhì)快速檢測箱,水質(zhì)快速檢測箱,突發(fā)化學(xué)事故應(yīng)急檢測箱,核化應(yīng)急檢測箱突發(fā)事件應(yīng)急 檢測箱標(biāo)準(zhǔn)配置⑴檢測管,水質(zhì)應(yīng)急檢測箱,突發(fā)事件氣體應(yīng)急檢測箱...有操作簡單、快速、直讀、精確度較高、可連續(xù)檢測等特點,不僅可用于現(xiàn)場快速檢測,還可用于現(xiàn)場工作人員對環(huán)境毒物濃度,化學(xué)事故應(yīng)急檢測箱,化學(xué)事故綜合檢測箱

更新時間:2025-09-03

在線留言
異丙叉丙酮CH3COCH=C(CH3)2檢測管190U MESITYL OXIDE 5-100ppm

異丙叉丙酮CH3COCH=C(CH3)2氣體檢測管190U MESITYL OXIDE 5-100ppm

Tube 90U

GAS To pump
500
400
100
50
20
5
300
200
150
300ml
ppm
(White)
DEHUMIDIFIER
1. PERFORMANCE
1) Measuring range :5-100 ppm
Number of pump strokes 2(200ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :1 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Graduations printed on the tube are calibrated by Ethyl cellosolve at 3 pump strokes
and Mesityl oxide is determined by using a conversion chart.
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3COCH=C(CH3)2+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
190U C MESITYL OXIDE
TEMPERATURE CORRECTION TABLE
Conver. Corrected Concentration (ppm)
value 0℃ 10℃ 20℃~40℃
(ppm) (32°F) (50°F) (68°F) (104°F)
100 - - 100
80 - 95 80
60 100 70 60
40 60 45 40
20 30 25 20
10 15 12 10
5 7 6 5
Substance ppm Interference ppm Coexistence
Alcohols Similar stain is produced. Higher readings are given.
Toluene 200 Whole reagent is discoloured 500 The top of discoloured layer
to Brown. becomes unclear.
Hexane The accracy of reading is not less than The accracy of reading is not
affected. 1,000ppm affected.
Ethyl Acetate 〃〃
Trichloroethylene 〃〃
90U Tube reading (ppm)?
(200mR)?
Mesityl oxide(ppm)?
500
400
300
200
100
50
20
5
5
40
60
10
20
80
100

国产欧美亚洲精品a| 宝宝好久没C你了| 日本一区二区精品在线播放| 东京热一区二区三区在线| 亚洲最大的成人免费网站| 亚洲精品久久AV无码麻| 成人亚洲av日韩av欧v| 一色桃子av一区二区三区| 亚洲va久久噜噜噜久久| 永久免费的av在线网站| 高清久久久一区二区三区| 中文字幕av人妻一区二区| 公车上双乳被老汉揉搓玩弄漫画| 精品久久久一区二区三区| 开心五月激情五月俺亚洲| 欧美精品视频男人的天堂| 亚洲欧洲av一区二区三区| 亚洲aⅤ手机在线观看。| 国精产品W灬源码网站1688| 精品区在线导航视频观看| 日韩美女精品只有这里有| 国产三级精品三级在线三区| 日本翁熄系列乱在线视频| 国产性午夜直播在线观看| 精品少妇久久一区二区三区| 午夜护士黄色网站有哪些| 久久精品国产熟女亚洲av| 午夜精彩视频在线观看免费| 国产成人亚洲精品成人区| 东京热国产精品视频网站| 在线免费av网| 东京热人妻一区二区三区| 久久久中文字幕一区二区| 一本到国产在线视频不卡 | 少妇裸体春药高潮精油按摩| 亚洲综合国产精品第一页| 把腿杠起横冲直撞| 日韩黄av在线免费观看| 精品国产品欧美日产在线| 爱爱爱爱看视频| 亚洲av永久中文久久久|