丰满岳乱妇在线观看中字无码,漂亮的保姆5在线观看中文,把我绑在床头上夹奶头视频,免费人做人爱完整版视频

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>178SB氯化苯C6H5CL氣體檢測管178SB CHLOROBENZENE 1-140ppm

氯化苯C6H5CL氣體檢測管178SB CHLOROBENZENE 1-140ppm

簡要描述:

氯化苯C6H5CL氣體檢測管178SB CHLOROBENZENE 1-140ppm,泳池水用臭氧消毒時(shí),按全池水循環(huán)一次時(shí)每小時(shí)的水流量確定投放臭氧量,通常是1m3/h水使用1-2g臭氧,然后再投加少量的消毒藥劑。當(dāng)1m3/h泳池水使用臭氧4g或以上時(shí),池水不再需要投加消毒藥劑,并且池水會(huì)變得清澈透藍(lán)。

更新時(shí)間:2025-01-15

在線留言
氯化苯C6H5CL氣體檢測管178SB CHLOROBENZENE 1-140ppm

氯化苯C6H5CL氣體檢測管178SB CHLOROBENZENE 1-140ppm

Tube No.
178SB CHLOROBENZENE
 

1. PERFORMANCE
1) Measuring range :5-140 ppm 1-5 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time :2 minutes/1 pump stroke
3) Detectable limit :0.5 ppm(500ml)
4) Shelf life :1 year
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :White→Pale brown
2. RELATIVE STANDARD DEVIATION
RSD-low:20% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
lodine pent-oxide is reduced.
C6H5CI+I(xiàn)2O5+H2SO4→I2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
DETECTOR TUBE
(white)
DEHUMIDIFIER TUBE
140
120
100
80
60
40
20
10
5
ppm
Tube No.
178SB CHLOROBENZENE
84
Substance Interference ppm Coexistence
Ethyl benzene Similar stain is produced. Higher readings are given.
Toluene FIG.1 〃〃
Xylene FIG.2 〃〃
Benzene 〃〃
Carbon monoxide FIG.3 Wtheh osliem rileaar gsetanitn i’ss cchoalonugre.d to 50 〃
Hexane 〃100 〃
0
20
30
10
Toluene〔ppm〕?
FIG.1 Influence of Toluene Benzene indicating value 〔
ppm〕
5 10 0
20
30
10
Xylene〔ppm〕?
FIG.2 Influence of Xylene
Benzene indicating value 〔ppm〕
10 20 0
20
30
40
10
Carbon monoxide〔ppm〕?
FIG.3 Influence of Carbon monoxide
Benzene indicating value 〔ppm〕
50 100
(NOTE)
When the concentration is below 5 ppm, 5 pump strokes can be used to determine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration=1/5×Reading value

九九无码人妻一区二区三区| 国产精品夜色一区二区三区| 久久精品国产导航| 欧美性猛交xxxx乱大交| 性色av无码| 人性情感短片视频高清| 少妇人妻偷人精品一区二区| 久久精品国产亚洲77777| 亚洲国产精品成人天堂| 中文字幕av高清片| 少妇粉嫩小泬喷水视频www| 中文字字幕乱码视频| 国产亚洲精品久久yy50| 一本一道波多野结衣AV中文| 精品无码国产一区二区三区.| 精品国产一区二区三区四区色欲| 欧美孕妇变态重口另类| 无码专区久久综合久中文字幕| 火车上荫蒂添的好舒服视频| 好爽又高潮了毛片免费下载 | 国产午夜精品一区二区三区极品| 欧美成人成人a片在线乱码视频| 8888四色奇米在线观看| 少妇被多人c夜夜爽爽av| 收集最新中文国产中文字幕| 黑人粗进入欧美| 偿还HD韩国中文版| 久久午夜无码免费| 久久久久久AV无码免费看大片| xxxx漂亮少妇xxxxhd| 欧美熟妇XXXXX欧美老妇不卡| 少妇高潮喷水久久久久久久久 | 亚洲熟妇无码爱v在线观看| YY111111少妇影院无码| 中文字幕AV无码免费一区| 亚洲精品欧美综合二区 | 野花日本韩国视频免费8| 一区二区三区高清不卡视频| 亚洲AV午夜国产精品无码中文字 | 丰满少妇在线观看网站| 亚洲AV中文无码字幕色|