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价格：
面议
产品型号：103
品牌：2588696
公司名称：河南省鑫属实业有限公司
所在地：广东深圳
发布时间：2015-06-29
河南省鑫属实业有限公司
产品简介
低级碳氢化合物检测管103 Hydrocarbons (Lower Class) C2C7，Measuring Range 0.05 to 0.1% 0.1 to 1.2% 1.2 to 2.4% Number of Pump Strokes 2 1 1/2 Correction Factor 1/2 1 2 Sampling气体检测管价格
产品详情
低级碳氢化合物检测管103 Hydrocarbons
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联系人：刘小姐
联系电话：0755-86052524
低级碳氢化合物检测管103 Hydrocarbons
Hydrocarbons (Lower Class)No.103
C2 to C7
| Performance |
|
MeasuringRange |
0.05 to 0.1% |
0.1 to 1.2% |
1.2 to 2.4% |
|
Number of Pump Strokes |
2 |
1 |
1/2 |
|
CorrectionFactor |
1/2 |
1 |
2 |
|
SamplingTime |
2 minutes per pumpstroke |
||
|
DetectingLimit |
0.01% (n=2) |
||
|
ColorChange |
Yellowish brown →Greenish brown |
||
|
ReactionPrinciple |
Hydorocarbon(C2 + C7) +Cr6+ + H2S2O7 →Cr3+ |
||
| Coefficient ofVariation | 10% (for0.1 to 1.2 %) | ||
| ShelfLife | 2Years | ||
| Correctionsfor temperature & humidity |
Unnecessary | ||
| Store the tubes at cool and darkplace. | |||
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself |
|
Carbonmonoxide |
- |
No effect |
Nodiscoloration |
|
Methane,Ethane |
- |
No effect |
Nodiscoloration |
|
Otherhydrocarbons |
- |
Plus error |
Produce similarstain |
| Othersubstance measurable with this detector tube |
|
Substance |
Correction Factor |
Pump Strokes |
Measuring Range |
|
Acetylene |
1.5 |
1/2, 1, 2 |
0.075 to 3.6% |
|
Butane, Heptane,Isobutane |
0.7 |
1/2, 1, 2 |
0.035 to 1.68% |
|
Ethylene |
7.0 |
1/2, 1, 2 |
0.35 to 16.8% |
|
Hexane |
0.5 |
1/2, 1, 2 |
0.025 to 1.2% |
|
Isopentane |
0.9 |
1/2, 1, 2 |
0.045 to 2.16% |
|
Pentane |
0.75 |
1/2, 1, 2 |
0.0375 to 1.8% |
|
Propane |
1.0 |
1/2, 1, 2 |
0.05 to2.4% |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| - | - | - |
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