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(cè)管>氣體快速檢測(cè)管>132SC間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

簡(jiǎn)要描述:

對(duì)氯甲苯,間氯甲苯C6H4Cl(CH3) 氣體檢測(cè)管132SC VINYL CHLORIDE (-) 0.5-10ppm,其毒性還和接觸時(shí)間有關(guān),例如長(zhǎng)期接觸 1.748×10 -7mol/L(4ppm) 以下的臭氧會(huì)引起*性心臟障礙,但接觸 20ppm 以下的臭氧不超過 2h,對(duì)人體無*性危害。 VINYL CHLORIDE (-) 氯乙烯檢測(cè)管,C6H4Cl(CH3) m-Chlorotoluene

更新時(shí)間:2025-01-15

在線留言
間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

氯乙烯檢測(cè)管,間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

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

亚洲av人无码激艳猛片服务器 | 人妻中出无码一区二区三区| 少妇人妻88久久中文字幕| 欧美黑人粗大XXXXBBBB | 性过程三级视频视频| 国产精品久久久久久亚洲av| 亚洲欧美一区二区三区| 国产精品久线在线观看| 国产午夜激无码av毛片app| 国产精品揄拍100视频| 久久久久无码中| 国产AV永久无码天堂影院| 久久久久久亚洲AV成人无码国产| 少妇人妻好深太紧了A| 国产老熟女视频一区二区| 国外AV无码精品国产精品| 国产精品无码一区二区av蜜桃| 亚洲日日做日日谢日日鲁| 久久精品国产成人| 纤夫的爱在线观看完整版动漫| 少妇又紧又深又湿又爽视频| 免费人妻精品一区二区三区| 亚洲成AV人片在线观看无| 精品亚洲成在人线AV无码| 亚洲av中文无码乱人伦在线r▽| 久久婷婷香蕉热狠狠综合| 在线日本v二区不卡| 日韩av片无码一区二区不卡| 777午夜精品久久av蜜臀| 亚洲精品97久久中文字幕无码| 女的被弄到高潮娇喘喷水视频| 亚洲午夜久久久久妓女影院| 日本peejapantv小便| 丰满少妇作爱视频免费观看| 永久免费无码AV在线网站| 亚洲香蕉成人av网站在线观看 | 色狠狠久久AV五月综合| 一二三四在线观看免费高清视频| 西西大胆午夜人体视频| 国产精品视频一区二区三区不卡| 亚洲精品一区三区三区在线观看|