激情五月综合色婷婷一区二区,亚州AV色倩片在线观看,国产精品亚洲二区三区在看,国产精品无码v在线观看

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:2025-08-12

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

99热国产精品免费观看| 天天天狠天天透天天制色| 国产91精品一区成人免费| 3atv中文字幕在线不卡| 国产在线精品涩涩涩涩91| 卡通动漫亚洲综合第1页| 精品四虎国产在免费观看| 色久综合网精品一区二区| 无码性午夜视频在线观看| 久久综合久久v6080| 98国产成人综合久久精品| 成人s级片子在线观看网| 欧美日韩免费电影一区二区| 无码中文av有码中文a| 91在线直播观看高清动漫| 午夜精品视频在线观看视频| 成人无码精品1区2区3区免费看| 五月丁香综合激情六月久久| 国产成人a人亚洲精v品无码| 免费欧美一区二区好色片| 色哟哟在线观看最新网站| 99er视频在线免费观看| 欧美视频不卡一区二区三区| 国产精品欧美久久久久久久| 国产欧美在线观看不卡| 欧美精品国产综合久久| 卡1卡2卡三卡精品视频| 少妇惨叫高潮久久久久久| 国产精品一二三区在现观看| 色哟哟在线一区二区三区| 国内精品久久久久影院亚瑟| 亚洲女撒尿一区二区三区| 忘忧草一区二区三区四区| 久久精品九九热无码免贵| 亚洲欧美中文日韩天堂网| 亚洲AV片无码久久尤物| 欧美成人精品午夜第一区 | 亚洲成av人片在线观看无码麻豆| 亚洲最新av一区二区不卡| 亚洲黄色美女网站999| 国产偷v国产偷v亚洲高清学生|