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當(dāng)前位置:上海境宣實業(yè)有限公司>>日本光明北川式氣體檢測管>>氣體快速檢測管>> 105SH氨氣觀測管AMMONIA 0.5-30%
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產(chǎn)品型號105SH
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廠商性質(zhì)代理商
所 在 地上海市
更新時間:2024-11-20 08:02:45瀏覽次數(shù):1064次
聯(lián)系我時,請告知來自 化工儀器網(wǎng)室內(nèi)空氣甲醛檢測管No.713 FORMALDEHYDE 0.01-0
氯乙烯CH2=CHCl氣體測毒管132SC VINYL CHLORID
氯乙烯CH2=CHCl氣體檢知管132SB VINYL CHLORID
氨氣觀測管AMMONIA 0.5-30%,氣體檢測管是用來檢測某種氣體在某一環(huán)境中所含濃度的簡易檢測裝置,通過檢測劑與被檢測氣體的反應(yīng)而出現(xiàn)顏色變化,來表示所測環(huán)境中的氣體濃度。在不用任何能源、電源的情況下,具有操作簡單、使用范圍廣、檢測準(zhǔn)確、即時性強和經(jīng)濟的特點。www.yd17.cn
Tube 05SH
1. PERFORMANCE
1) Measuring range :0.5-30%
Number of pump strokes 1(100mL)
2) Sampling time :1 minute/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 :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Pink→Blue?Brownish green
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Ammonia reacts with Cobalt chloride(II)and complex salt is produced.
NH3+αCoCI2+βH2O→CoCI2?αNH3?βH2O
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
0.5
12
5
10
15
20
25
30
%
100ml
GAS To pump
105SH AMMONIA
Substance ppm Interference ppm Coexistence
Hydrogen sulphide If the top of discoloured layer is
0.01% Whole layer is discoloured to Black. 0.3% possible to read, the accuracy of
FIG.1 readings is not affected.
Amines The accuracy of readings is
not affected.
0
15
5
10
25
25
30
Hydrogen sulphide〔%〕?
FIG.1 Influence of Hydrogen sulphide
Ammonia indicating value 〔ppm〕
0.1 0.2 0.3 0.4 0.5 0.6 0.7
TEMPERATURE CORRECTION TABLE
Scale True Concentration (%)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(%) (32°F) (50°F) (68°F) (86°F) (104°F)
30 - 35.0 30.0 27.0 25.0
25 35.0 30.0 25.0 23.0 21.0
20 28.0 24.0 20.0 18.0 17.0
15 22.0 18.0 15.0 13.0 12.0
10 15.0 12.0 10.0 9.0 8.0
5 8.0 6.0 5.0 4.5 4.0
2 3.0 2.5 2.0 1.9 1.8
1 1.2 1.2 1.0 1.0 0.9
0.5 0.5 0.5 0.5 0.5 0.5
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