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>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

狠狠久久精品中文字幕无码| 亚洲成AV人片一区二区| 野花免费观看高清视频6| 国产免费av片在线无码免费看| 日本三级片在线观看| 日本强伦姧人妻一区二区| 亚洲AV永久无码精品古装片| 国产成年无码av片在线| 高傲人妻女教师的沉沦长篇| 免费a级毛片18禁网站app| 交换玩弄两个美妇教师视频| 欧美性xxxxx极品娇小| 一本久久知道综合久久| 国产午夜福利片| 亚洲精品~无码抽插| 欧美性稚交6-12| 天下第一社区视频www国语| 人人妻人人妻人人人人妻| 欧美zc0o人与善交另类a片| 亚洲av综合色区无码一二三区| 一边摸一边做爽的视频17国产| 不戴套挺进人妻怀孕| 国产一区二区三精品久久久无广告 | 少妇看a片偷人精品视频| 亚洲爆乳精品无码一区二区三区| 国产探花在线精品一区二区| 蜜柚影院在线观看免费高清| 国产精品久久久久这里只有精品| 日本高清色www在线观看视频| 亚洲av无码久久| 激情爆乳一区二区三区| 暴力调教一区二区三区| 成人午夜亚洲精品无码网站| 精品一二三区久久aaa片| 国产性色AV高清在线观看| 成人免费无码成人影院日韩 | 丝袜 中出 制服 人妻 美腿| 国产在线拍小情侣国产拍拍偷| 色窝窝免费一区二区三区| 久久久久久久99精品免费观看| 久久蜜桃精品一区二区三区|