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>122SA異丙醇CH3CH(OH)CH3氣體檢測管 ISOPROPYL ALCOHOL

異丙醇CH3CH(OH)CH3氣體檢測管 ISOPROPYL ALCOHOL

簡要描述:

異丙醇CH3CH(OH)CH3氣體檢測管122SA ISOPROPYL ALCOHOL 0.05-2.5%,別名:二甲基甲醇;2-丙醇,行業(yè)中也作:IPA,英文品名: iso-Propyl alcohol ;isopropanol;Dimethylcarbinol;2-Propanol俗稱IPA,健康危害: 接觸高濃度蒸氣出現(xiàn)頭痛、倦睡、共濟(jì)失調(diào)以及眼、鼻、喉刺激癥狀??诜芍聬盒摹I吐、腹痛、腹瀉、倦睡、昏迷甚至死亡。長期皮膚接觸可致皮膚干燥、皸裂。

更新時(shí)間:2025-01-15

在線留言
異丙醇CH3CH(OH)CH3氣體檢測管 ISOPROPYL ALCOHOL

異丙醇CH3CH(OH)CH3氣體檢測管122SA ISOPROPYL ALCOHOL 0.05-2.5%

Tube 22SA

1. PERFORMANCE
1) Measuring range :0.05-2.5%
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :100 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Graduations printed on the tube are calibrated by Ethylene oxide at 1 pump stroke
and Isopropyl alcohol is determined by using a conversion chart.
8) Colour change :Orange→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:15% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3CH(OH)CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
1.0
0.8
0.6
0.4
1.8
1.6
1.4
1.2
0.2
0.1
0.01
%
(White)
DEHUMIDIFIER
122SA C ISOPROPYL ALCOHOL
Substance Interference % Coexistence
Alcohols FIG.1 Similar stain is produced. Higher readings are given.
Esters FIG.2 〃〃
Ketones 〃〃
Aromatic hydrocarbons 〃〃
Paraffin hydrocarbons WPahleo leb rroewang.ent is discoloured to 0.5 〃
(NOTE)
Methanol and Ethyl acetate have the same sensitivity as Isopropyl alcohol.
Methyl ethyl ketone has 3/ 4 sensitivity of Isopropyl alcohol.
0
0.5
1.0
1.5
2.0
2.5
Methanol〔%〕?
FIG.1 Influence of Methanol
Isopropyl alcohol
indicating value 〔%〕
0.2 0.4 0.6
Coexistence
Interference
0
0.5
1.0
1.5
2.0
2.5
Ethyl acetate〔%〕?
FIG.2 Influence of Ethyl acetate
Isopropyl alcohol
indicating value 〔%〕
0.2 0.4 0.6
Coexistence
Interference
22SA Tube reading (%)?
Isopropyl alcohol(%)?
1.2
1.0
0.8
1.6
1.8
1.4
0.6
0.4
0.2
0.1
0.01 0.05
0.1
0.5
1.0
1.5
2.0
2.5
(100ml)?
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(%) (32°F) (50°F) (68°F) (86°F) (104°F)
2.5 - - 2.50 2.10 2.00
2.0 - - 2.00 1.70 1.62
1.5 - - 1.50 1.28 1.21
1.0 - 1.43 1.00 0.85 0.80
0.5 1.00 0.62 0.50 0.42 0.38
0.1 0.16 0.14 0.10 0.09 0.08
0.05 0.09 0.06 0.05 0.04 0.03

免费无码国产欧美久久18| 欧美疯狂做爰3xxx高清| 国产精品亚洲AV电影在线观看| 精品国产偷窥一区二区| 国产精品无码一本二本三本色| 97国产精品久久碰碰| 人妻丰满熟妇av无码区免| 国产AⅤ激情无码久久久无码 | 午夜福利理论片在线观看| 中文字幕AV无码免费一区| 做 ai做的事视频教程| 国产一区二区三区在线电影| 中文字幕在线无码一区二区三区| 亚洲AV 无码片一区二区三区 | 亚洲加勒比久久88色综合| 精品无码久久久久国产| 一个人在线观看的www免费视频| 亚洲精品深夜av无码一区二区 | 亚洲乱妇亚洲乱妇xinglu| 婷婷精品国产亚洲av在线观看 | 免费无码又爽又刺激网站| 欧美巨鞭大战丰满少妇| 欧美老妇疯狂XXXXBBBB| 老旺的大肉蟒进进出出次视频| 免费B站在线观看人数在哪儿找| 一本色道久久综合亚洲精| 国产女人高潮视频在线观看| 久久天天躁狠狠躁夜夜96流白浆 | 国产在线拍揄自揄视精品 | 中文在线最新版天堂| 中文字幕人成乱码熟女app| 日韩中文字幕无码高清毛片 | 国产a级毛片| 女女互揉吃奶揉到高潮视频| 国产精品露脸国语对白| 亚洲AV无码精品狠狠爱| 久久国产精品偷| 亚洲日本va午夜在线电影 | 日本潮水rapper超多| 亚洲精品无码少妇30P| 最近中文字幕完整版hd|