无码欧美xxxxx在线观看裸,麻豆影视在线直播视频,久久夜色精品国产亚洲av动态图,色欲av午夜一区二区三区

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>240S硅烷Si2H6氣體檢測管SILANE 240S 1-50ppm 乙硅烷Disilane檢測管

硅烷Si2H6氣體檢測管SILANE 240S 1-50ppm 乙硅烷Disilane檢測管

簡要描述:

日本北川式超高靈敏度氣體檢測管,提供日本北川式超高靈敏度氣體檢測管資料,日本北川式超高靈敏度氣體檢測管介紹,日本北川式超高靈敏度氣體檢測管應用,日本北川式超高靈敏度氣體檢測管價格,日本北川式超高靈敏度氣體檢知管,240S 硅烷SILANE (-) 乙硅烷Disilane檢測管,硅烷Si2H6氣體檢測管SILANE 240S 1-50ppm 乙硅烷Disilane檢測管

更新時間:2025-03-10

在線留言
硅烷Si2H6氣體檢測管SILANE 240S 1-50ppm 乙硅烷Disilane檢測管

硅烷Si2H6氣體檢測管SILANE 240S 1-50ppm 乙硅烷Disilane檢測管

Tube No.240S
1. PERFORMANCE
1) Measuring range :1-50 ppm 0.5-25 ppm
Number of pump strokes 1(100ml) 2(200ml)
2) Sampling time :5 minutes/1 pump stroke
3) Detectable limit :0.3 ppm(200ml)
4) Shelf life :1 year (Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary under 20℃(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Yellow→Red
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with Mercuric chloride, Hydrogen chloride is liberated and PH indicator is discoloured.
SiH4+HgCI2→HCI
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
50
40
30
20
10
5
2 1 GAS To pump
240S SILANE
Substance Interference ppm Coexistence
Phosphine 2re lda ysetarsin o af rger epyroisdhu wcehdit.e and 20 Higher readings are given.
Arsine 2st alainye arrse o pf rdoadrukc berdo.wn and red 50 〃
Disilane A Similar stain is produced. 2 〃
Diborane 〃20 〃
Ammonia 100 Lower readings are given.
Whole reagent is changed to orange. But
Sulphur dioxide the accuracy of readings are not affected
by Sulphur dioxide if the top of the stained
layer is clear.
IPA Not affected.
Hydrogen 〃
Hydrogen chloride 250 Not affected.
Dichlorosilane 200 〃
(NOTE)
In case of 2 pump strokes, following formula is available for the actual concentration.
Actual concentration=Temperature corrected value×1/2
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20-40℃
(ppm) (32°F) (50°F) (68-104°F)
50 38 45 50
40 30 35 40
30 22 26 30
20 14 17 20
10 7 8 10
5 4 4 5
2 2 2 2
1 1 1 1

永久免费av无码网站韩国毛片| 日本久久久久久久做爰片日本 | 国产剧情av精品迷奷| 日日躁夜夜躁狠狠躁| 伊人久久大香线蕉亚洲| 92久久偷偷做嫩草影院免费看| 日韩性做爰免费a片aa片| 国产精品内射后入合集| 丰满白嫩少妇肉肉大HD | 与亲女洗澡时伦了毛片| 最近的2019中文字幕国语在线| 亚洲18色成人网站www| 久久婷婷成人综合色| 免费观看成人欧美WWW色| 成人电影免费在线观看| 久久久人人人婷婷色东京热| 97国产精品久久碰碰| 亚洲av午夜成人片精品网站| 特级做a爰片毛片免费看| 久久精品国产亚洲av水果派| 久久热精品视频| 撸啊撸视频在线观看| 免费a级毛片| 欧美性激烈粗大精品xxx| 国产无遮挡裸体免费视频| 国产无遮挡裸体免费视频| 久久久久亚洲av片无码v| 国产又粗又大成人片在线观看| 国产亚洲精品美女久久久久久| 久久久久AV综合网成人| 久久人人爽人人爽人人片av高清| 国产免费内射又粗又爽密桃视频| 国产精品久久久久无码av色戒| 色综合久久中文综合网| 欧美噜噜久久久XXX| 午夜福利不卡片在线播放| 久久久久久亚洲精品无码| 一区二区三区好用的精华液| 高清毛片aaaaaaaaa片| 国产精品日本一区二区不卡视频 | 东北粗口国产床|