夜夜爽夜夜叫夜夜高潮漏水,13小男生GAY自慰脱裤子,亚洲国产精品美女久久久久AV,中文字幕丰满乱孑伦无码专区

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>126UH二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%

二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%

簡要描述:

二氧化碳CO2檢測管126SH CARBON DIOXIDE 1-20% 126UH CARBON DIOXIDE 5-50% 二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%檢測管式氣體檢測器是由檢測管和氣體采集器兩部分構成。在一定直徑的玻璃管內緊密地裝填檢測劑,將兩端密封,然后在玻璃管表面印制表示濃度的刻度,就制成了一支檢測管。

更新時間:2024-12-18

發郵件給我們:554328895@qq.com

分享到: 1
在線留言
二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%

二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%

Tube No.
1. PERFORMANCE
1) Measuring range :5-50%
Number of pump strokes 1/2(50ml)
2) Sampling time :1.5 minutes/1/2 pump stroke
3) Detectable limit :1%
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by1/2 pump stroke
7) Colour change :White→Purple
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with alkali, PH indicator is discoloured.
CO2+N2NNH2→H2NNHCOOH
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
5
10
15
20
25
30
35
40
45
50
%
50ml
GAS To pump
126UH CARBON DIOXIDE
Substance Interference Coexistence
Sulphur dioxide The accuracy of readings is not affected. The accuracy of readings is not affected.
Ammonia 〃〃
Hydrogen chloride 〃〃
Chlorine 〃〃
Hydrogen cyanide 〃〃
Nitrogen dioxide 〃〃
Hydrogen sulphide 〃〃
www.r-biopharm.com.cn