国产精品久久久久久久久久久免费看|国精产品一区二区三区四区糖心|国产成人色视频一区二区三区|国产成人精品无码一区二区老年人

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>122SA環(huán)氧乙烷CH2CH2O氣體檢測管122SA ETHYLENE OXIDE 0.01-4%

環(huán)氧乙烷CH2CH2O氣體檢測管122SA ETHYLENE OXIDE 0.01-4%

簡要描述:

環(huán)氧乙烷CH2CH2O氣體檢測管122SA ETHYLENE OXIDE 0.01-4%,檢測管可用于交通:電車、飛機、船舶、公共汽車或長途車等,醫(yī)療機構(gòu):醫(yī)院、診療所、保健所等,事務所:辦公室、會議室、大廳、演藝室等,學校:實驗室、教室的空氣污染等,公共場所:電影院、劇場、商場、飯店和酒店等,體育與休閑:游泳池、訓練場、室內(nèi)體育設(shè)施等,針對突發(fā)公共衛(wèi)生事件應急監(jiān)測推出的氣體應急檢測箱等

更新時間:2025-04-14

在線留言
環(huán)氧乙烷CH2CH2O氣體檢測管122SA ETHYLENE OXIDE 0.01-4%

環(huán)氧乙烷CH2CH2O氣體檢測管122SA ETHYLENE OXIDE 0.01-4%

Tube 22SA

1. PERFORMANCE
1) Measuring range :1.0-4.0% 0.01-1.8%
Number of pump strokes :1/2(50ml) 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :50 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Orange→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Potassium dichomate is reduced.
CH2CH2O+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
????
(White)
DEHUMIDIFIER
GAS To pump
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.1
0.01
%
122SA ETHYLENE OXIDE
Substance Interference ppm Coexistence
Alcohols FIG.1 Similar stain is produced. Higher readings are given.
Esters FIG.2 〃〃
Ketones 〃〃
Aromatic hydrocarbons 〃〃
Halogenated hydrocarbons WPahleo leb rroewang.ent is discoloured to 0.5% 〃
Ethanol is indicated with half the sensitivity, Ethyl acetate has the same sensitivity with Ethylene oxide.
(NOTE)
1)If the discolouration exceeds the scale, replace the tube with new one and pull the handle at half stroke(to 50mr
line). And read the concentration.
2)Correct the reading value with the temperature correction table first, and convert the value into an actual
concentration by using the conversion scale shown in the instruction sheet.
0
2.0
1.5
1.0
0.5
Methanol〔%〕?
FIG.1 Influence of Methanol
Ethylene oxide indicating value 〔%〕
0.2 0.4 0.6
Coexistence
Interference
0
2.0
1.5
1.0
0.5
Ethyl acetate〔%〕?
FIG.2 Influence of Ethyl acetate
Ethylene oxide indicating value 〔%〕
0.2 0.4 0.6
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (%)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(%) (32°F) (50°F) (68°F) (86°F) (104°F)
1.8 - 2.00 1.80 1.70 1.64
1.6 2.06 1.78 1.60 1.50 1.46
1.4 1.84 1.58 1.40 1.35 1.28
1.2 1.60 1.34 1.20 1.14 1.09
1.0 1.31 1.12 1.00 0.93 0.88
0.8 1.08 0.91 0.80 0.73 0.68
0.6 0.86 0.70 0.60 0.54 0.49
0.4 0.63 0.49 0.40 0.34 0.30
0.2 0.36 0.26 0.20 0.16 0.13
0.1 0.20 0.14 0.10 0.08 0.06
0.01 0.05 0.02 0.01 0.01 0.01
Conversion
scale (I)
(50mR actual value)?
(100mR concentration scale)?

国产99久一区二区三区a片| 麻批好紧日起要舒服死了| 99久久精品美女高潮喷水| 欧美一区二区三区性视频| 美女毛片一区二区三区四区 | 成人亚洲性情网站www在线观看| 亚洲av无码久久忘忧草| 亚洲人精品亚洲人成在线| 亚洲av无码一区二区乱子仑| 另类 专区 欧美 制服| 国产免费av片在线播放唯爱网| 亚洲娇小与黑人巨大交| 亚洲精品无码人妻无码| √最新版天堂资源在线| 国产成人精品2021| 岛国av三级在线播放| 337人体做爰大胆视频| 国产精品午睡沙发系列| 末发育娇小性色xxxxx| 高潮又爽又无遮挡又免费| 337p粉嫩大胆色噜噜噜| 中国亚洲女人69内射少妇| 国内自拍视频一区二区三区| 久久99热这里只有精品国产| 国产九九九九九九九a片| 最近免费中文字幕mv在线视频3| 男人扒开女人双腿猛进视频| 国产午夜福利在线观看红一片 | 18亚洲AV无码成人网站国产| 少妇无套内谢久久久久| 毛色毛片免费观看| 欧美日韩一区二区综合| 国产成人精品综合在线观看| 在线 | 一区二区三区四区| 国产超碰人人做人人爱| 亚洲精品亚洲人成人网| 狼人大香伊蕉国产www亚洲| 无码人妻精品一区二| 日本大片免a费观看视频| 在线观看国产成人av天堂| 久久久久国产一区二区三区|