来一水AV@lysav|中文字幕一区二区人妻久久精品 |亚洲第一综合天堂另类专|成年免费视频黄网站在线观看

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>130U異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-1

異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-1

簡要描述:

異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-10ppm,便攜式氣體檢測管異丙基硫醇檢測管((CH3)2CHSH)被檢物質(zhì)和化學(xué)式檢測管型號和名稱 抽氣顏色變化。實(shí)際上,共存氣體對目標(biāo)氣體的干擾是比較復(fù)雜的,但在大多數(shù)情況下,只有*種情況出現(xiàn)的較多,異丙(基)硫醇;2-丙硫醇;Isopropyl mercaptan

更新時(shí)間:2024-12-10

在線留言
異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-1

異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-10ppm

Tube 30U
1. PERFORMANCE
1) Measuring range :1-10 ppm 0.5-5 ppm
Number of pump strokes :1/2(50ml) 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 ppm(100ml)
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by Methyl mercaptan at 1 pump stroke
7) Colour change :Pale yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Mercuric cholride, Hydrogen chloride is produced and PH indicator is discoloured.
C2H5SH+HgCI2→RS(HgCI)+HCI
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS ???? To pump
5
4
3
2
1
0.5
100ml
ppm
(White)
DEHUMIDIFIER
130U ETHYL MERCAPTAN
Substance Interference Coexistence
Arsine Similar stain is produced. Higher readings are given.
Hydrogen selenide 〃〃
Phosphine 〃〃
Hydrogen sulphide 〃
Hydrogen cyanide Whole reagent is changed to Red. 〃
Whole reagent is changed to
Sulphur dioxide Pale red, but Pink stain indicates
Mercaptans conc.
(NOTE)
In case of 1 / 2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2×Reading value

本道东京热| 妺妺窝人体色WWW看人体| 中文人妻熟妇乱又伦精品| 99久久精品免费视频观看| 色综合久久综合中文综合网 | 999久久久国产精品| 精品福利久久久久久久久| 免费看久久精品视频| 欧美亚洲一区二区三区在线观看| AAA级久久久精品无码片| 小荡货奶真大水多好紧视频 | 一本大道伊人AV久久综合| 国产小呦泬泬99精品| 国产精品人妻一区夜夜爱| 亚洲专区+欧美专区+自拍| 色琪琪女色窝77777| 性做久久久久久| 亚洲精品无码成人| 99久久精品国产一区二区成人了 | 国产av剧情一二三区| 一本久道综合色婷婷五月| 黄色污污aaa级网站| 日本熟妇毛茸茸XXXX| 午夜影院1000在线免费观看| 国产一区二区欧美亚洲| 久久最新资源中文字幕国产| 免费看又黄又无码的网站| 亚洲学生妹嫩嫩12p| WWW国产精品内射老熟女| 久久久久国色AV免费观看性色| 免费A级毛片无码无遮挡| 国产在线精品一区二区| 国产婷婷色一区二区三区| 国产日韩碰麻豆一区二区 | 亚洲色偷偷AV男人的天堂| 很黄很黄吸奶头视频| 国产乱人伦偷精品视频免| 无码人妻丰满熟妇啪啪网站| 国产特级毛片AAAAAA高清| 国产成人午夜精品久久久久久| 免费高清理伦片A片在线观看 |