1,3 -丁二烯檢測管174D 174D
產(chǎn)品簡介
1,3 -丁二烯174D 1,3-Butadiene CH2:CHCH:CH2,Measuring Range 1.3 to 200 ppm Sampling Hours 1 to 8 hours Detecting Limit 1.3 ppm (8 hours)1,3-丁二烯價格,1,3 -丁二烯檢測管174D 1,3-Butadiene
產(chǎn)品詳細(xì)信息
1,3 -丁二烯檢測管174D 1,3-Butadiene
簡單介紹
1,3 -丁二烯174D 1,3-Butadiene CH2:CHCH:CH2,Measuring Range 1.3 to 200 ppm Sampling Hours 1 to 8 hours Detecting Limit 1.3 ppm (8 hours)1,3-丁二烯價格,1,3 -丁二烯檢測管174D 1,3-Butadiene
1,3 -丁二烯檢測管174D 1,3-Butadiene的詳細(xì)介紹
1,3 -丁二烯檢測管174D 1,3-Butadiene 1,3-Butadiene ****74D
CH2:CHCH:CH2

| Performance |
|
Measuring Range |
1.3 to 200 ppm |
|
Sampling Hours |
1 to 8 hours |
|
Detecting Limit |
1.3 ppm (8hours) |
|
Color Change |
Reddish purple → Palebrown |
|
Reaction Principle |
CH2:CHCH:CH2 + MnO4 仺 Pale brown product |
| Coefficient ofVariation |
10%(for 10 to 200 ppmr) |
| ShelfLife | 2 Year |
| Correctionsfor temperature & humidity |
Temperature correction isnecessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Interference |
Change colour byitself to |
|
Unsaturatedhydrocarbons |
+ |
Palebrown |
| Othersubstance measurable with this detectortube |
|
Substance |
CorrectionFactor |
SamplingTime |
MeasuringRange |
|
Ethylene |
Factor: 1.2 |
1 to 10 |
1.5 to240 ppm |
|
Vinylchloride |
Factor: 1.2 |
1 to 10 |
1.5 to240 ppm |
|
Isoprene |
Factor: 2.0 |
1 to 10 |
2.5 to 400 ppm |
|
Trans-1,2-Dichloroethylene |
Factor: 3.0 |
1 to 10 |
3.8 to 600ppm |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 2 ppm | - | 2.0to 12% |
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- 注冊時間: 2008-08-28
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