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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>156S氟氣HF氣體檢測管156S HYDROGEN FLUORIDE 0.17-30ppm

氟氣HF氣體檢測管156S HYDROGEN FLUORIDE 0.17-30ppm

簡要描述:

氟氣HF氣體檢測管156S HYDROGEN FLUORIDE 0.17-30ppm,氟是一種鹵族化學元素,它的化學符號是F,它的原子序數是9。氟是一種腐蝕性的淡黃色雙原子氣體。氟是電負度Z強的元素,也是很強的氧化劑。在常溫下,它幾乎能和所有的元素化合,并產生大量的熱能, 氟是劇毒性氣體,能刺激眼、皮膚、呼吸道粘膜。由于它立即與水反應生成氟化氫,所以在大多數情況下顯出與氟化氫同樣的毒性。

更新時間:2025-09-03

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氟氣HF氣體檢測管156S HYDROGEN FLUORIDE 0.17-30ppm

氟氣HF氣體檢測管156S HYDROGEN FLUORIDE 0.17-30ppm

Tube 56S

1. PERFORMANCE
1) Measuring range :0.5-30 ppm 0.25-15 ppm
Number of pump strokes 3(300ml) 6(600ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 ppm(300ml)
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 3 pump strokes
8) Colour change :Greenish yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
PH indicator is discoloured by Hydrogen fluoride.
4. CALIBRATION OF THE TUBE
PERMEATION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
1
0.5
5
10
15
20
25
30
300ml
ppm

????
156S HYDROGEN FLUORIDE
Substance Interference Coexistence
Chlorine FIG.1 Similar stain is produced. Higher readings are given.
Hydrogen chloride FIG.2 〃〃
(NOTE)
1)This detector tube is affected by ambient temperature and humidity,therefore, it is necessary to compensate
the reading of gas detector tube with the following equation and correction coefficient table.
Actual concentration=Reading Value×Correction Coefficient
2)In case of 6 pump strokes, following formula is available for the actual concentration.
Actual concentration=1/2×Temp./R.H. corrected value
0
30
40
20
10
Chlorine〔ppm〕?
FIG.1 Influence of Chlorine
Hydrogen fluorine
indicating value 〔ppm〕
2 4 6 8 10 0
30
40
20
10
Hydrogen chloride〔ppm〕?
FIG.2 Influence of Hydrogen chloride
Hydrogen fluorine
indicating value 〔ppm〕
10 20 30
TEMP./R.H.CORRECTION COEFFICIENT TABLE
Relative Temperature
Humidity 0℃ 10℃ 20℃ 30℃ 40℃
(%) (32°F) (50°F) (68°F) (86°F) (104°F)
30 0.9 0.7 0.6 0.55 0.5
40 1.6 1.0 0.8 0.65 0.6
50 2.6 1.3 1.0 0.7 0.7
60 - 2.2 1.5 1.1 0.8
70 - - 2.7 1.6 0.9
80 - - - 2.9 1.1

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