免费无码成人AV电影在线播放,精品露脸国产偷人在视频,国产成人免费视频,少妇高潮a片无套内谢麻豆传

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>132SC氯乙烯氣體檢測管132SC VINYL CHLORIDE 1-50ppm

氯乙烯氣體檢測管132SC VINYL CHLORIDE 1-50ppm

簡要描述:

o-Chlorotoluene ClC6H4CH3 132SC VINYL CHLORIDE (-) 1-50ppm 氯乙烯氣體檢測管,鄰氯甲苯測毒管,2-氯甲苯檢測管,因此,臭氧濃度的允許值定為 4.46×10 -9 mol/L(0.1ppm)8h. 由于臭氧的臭味很濃,濃度為4.46×10 -9 mol/L(0.1ppm)時,人們就感覺到,因此,世界上使用臭氧已有一百多年的歷史,至今也沒有發(fā)現(xiàn)一例因臭氧中毒而導(dǎo)致死亡的報道。

更新時間:2025-01-15

在線留言
氯乙烯氣體檢測管132SC VINYL CHLORIDE 1-50ppm

o-Chlorotoluene ClC6H4CH3 132SC VINYL CHLORIDE (-) 1-50ppm 氯乙烯氣體檢測管,鄰氯甲苯測毒管,2-氯甲苯檢測管,

Tube 32SC
1. PERFORMANCE
1) Measuring range :0.4-12.0 ppm 0.2-6.0 ppm 0.1-3.0 ppm
Number of pump strokes 1(100ml) 2(200ml) 4(400ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.05 ppm(400ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(0~15℃)(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Greenish yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hydrogen chlorine is produced and PH indicator is discoloured.
CH2=CHCI+CrO3+H2SO4→HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
PRETEAT TUBE DETECTOR TUBE
6.0
5.0
4.0
3.0
2.0
1.0
(White)
ppm
200ml
132SC VINYL CHLORIDE
Substance Interference ppm Coexistence
Acetylene 1% Lower readings are given.
Ethylene FIG.1 300 〃
Hydrogen chloride 200 Higher readings are given.
Chlorine Similar stain is produced. ch1lo0r×ideV cinoynlc. 〃
(NOTE)
In case of 1 or 4 pump strokes, following formula is available for the actual concentration.
Actual concentration=Temperature corrected value×2/Number of strokes
0
4.0
3.0
1.0
2.0
Ethylene〔ppm〕?
FIG.1 Influence of Ethylene Vinyl chloride indicating value 〔
ppm〕
100 200 300 400 500 600 700
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15-40℃
(ppm) (32°F) (41°F) (50°F) (59°F)(104°F)
6.0 10.0 8.2 7.0 6.0
5.0 8.2 6.8 5.7 5.0
4.0 6.7 5.5 4.7 4.0
3.0 4.9 4.1 3.5 3.0
2.0 3.3 2.7 2.3 2.0
1.0 1.6 1.3 1.2 1.0

久久夜色精品亚洲噜噜国产av| 精品国产三级A∨在线欧美| 好爽好黄的视频| 亚洲国产精品一区二区久久| 亚洲精品无码久久久久a片苍井空| 亚洲欧洲日产v| 爆乳熟妇一区二区三区| 无码办公室丝袜ol中文字幕| 久久精品九九亚洲精品| 久久久久亚洲精品无码网址| 久久亚洲AV成人无码| 中国极品艳妇av少妇hd| 成人亚洲a片v一区二区三区色欲| 久久 国产 尿 小便 嘘嘘| 久久久精品午夜免费不卡| 精品人妻无码一区二区三区下载 | 亚洲综合无码一区二区三区| 丰满少妇人妻久久久久久| 真人床震高潮全部视频免费| 777久久精品一区二区三区无码| 老熟女高潮一区二区三区| 国产熟女一区二区三区四区五区| 亚洲色噜噜狠狠站欲八| 无套内谢少妇毛片a片免费视频| 国产av人人夜夜澡人人爽麻豆| 免费AV在线| 丰满少妇在线观看网站| xxxx漂亮少妇xxxxhd| 97久久精品人人澡人人爽| 后入内射国产一区二区| 国产激情久久久久影院老熟女| 久久精品无码一区二区三区免费| 国产精品毛片大码女人| 无码AV免费一区二区三区试看| 欧美疯狂性受xxxxx喷水| 一区二区三区中文字幕| 久久婷婷国产综合精品| 在线播放免费人成毛片乱码| 久久人人97超碰a片精品| 免费无需播放器看的AV| 无码137片内射在线影院|