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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>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

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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

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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

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