亚洲国内精品自在线影院牛牛|丰满人妻熟妇乱又伦精品视频三|亚洲乱码国产乱码精品精大量|国产男女猛烈无遮挡免费网站

產品列表PRODUCTS LIST

首頁>產品中心>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,至今也沒有發現一例因臭氧中毒而導致死亡的報道。

更新時間:2025-07-02

發郵件給我們:554328895@qq.com

分享到: 1
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

主站蜘蛛池模板: 久久电影网午夜鲁丝片免费| 中文字幕色婷婷在线视频| 荫蒂添的好舒服视频囗交| 亚洲自偷自偷图片| 久久99国产精品成人| 日本一区二区三区高清无卡| 久久久av波多野一区二区| 国产免费午夜福利757| 99久久re免费热在线| 曰本又大又粗又黄又爽的少妇毛片| 日韩激情电影一区二区在线| 天天爽夜夜爽人人爽从早干到睌| 国产成人无码免费视频97| 日产精品99久久久久久| 无码视频免费一区二区三区| 国产性色av一区二区三区| 人妻聚色窝窝人体www一区| 日韩国产人妻一区二区三区| 国产真实夫妇视频| 久久久久se色偷偷亚洲精品av| 亚洲国产精品久久网午夜| 欧美疯狂xxxxxbbbbb| 熟妇人妻不卡无码一区| 色噜噜亚洲男人的天堂| 提莫影院av毛片入口| 中国少妇xxxx做受| 国产成人无码午夜视频在线观看| 亚洲丰满熟女一区二区v| 中文字幕一区二区三区精彩视频| 国产色视频一区二区三区| 网友自拍区视频精品| 亚洲 国产 制服 丝袜 另类| 欧美熟老妇乱| 夜夜欢性恔免费视频| 欧美日韩视频在线第一区| 国产欧美日本亚洲精品一5区| 亚洲夂夂婷婷色拍ww47| 精品国产av无码一区二区三区| 三级视频兔费看| 成年女人爽到高潮喷视频| 国产成人av乱码在线观看|