- 品牌/商标：jinkou
- 企业类型：贸易商
- 新旧程度：全新
- 原产地：进口
sulphur dioxide No.5D SO2
| Performance |
|
Measuring Range |
0.2 to 100 ppm |
|
Sampling Hours |
1 to 10 hours |
|
Detecting Limit |
0.1 ppm (10hours) |
|
Color Change |
Green→ Yellow |
|
Reaction Principle |
SO2 + BaCl2 + H2O 仺 BaSO3 + 2HCl |
| Coefficient ofVariation |
10%(for 2 to 10 ppm-hr),5% (for 10 to 100 ppm-hr) |
| ShelfLife | 3 Year |
| Correctionsfor temperature & humidity |
Unnecessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself |
|
Nitrogendioxide |
- |
No | |
| Hydrogen sulphide |
+ |
No |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 2 ppm | 5 ppm | - |
自然扩散式检测管 D-管
扩散式D-检测管是利用气体自然扩散的原理，检测在较长时间里的平均气体浓度。它是通过在一定内径的玻璃管里填充吸附剂和检测剂所制成。气体自然扩散且速率一定，并能形成高敏感度的变色层。
可将扩散式D-检测管用衣夹固定在衣服上的衣领位置。这样就可测出人体所处环境的有毒气体量，如果固定放置在工作场所，该环境内的浓度分布以及在一定时间内气体浓度的变动趋势也能检测出。
|
被检物质 |
检测管型号和化学式 |
检测范围（ppm） |
采样时间（hours） |
颜色变化 |
保存 |
备注 | ||
|
检测前 |
检测后 | |||||||
|
一氧化碳 |
1D |
CO |
1.04-2000 |
0.5-48 |
淡黄色 |
棕色 |
2 |
|
|
50-1000 | ||||||||
|
1DL |
0.4-400 |
0.2-24 |
淡黄色 |
棕色 |
2* |
| ||
|
10-200 | ||||||||
|
二氧化碳 |
2D |
CO2 |
0.02-12% |
0.5-10 |
浅红 |
黄色 |
2 |
T |
|
0.2-6% | ||||||||
|
氨气 |
3D |
NH3 |
2.5-1000 |
0.5-10 |
紫色 |
黄色 |
3 |
T |
|
25-500 | ||||||||
|
3DL |
0.1-10 |
1-10 |
粉红色 |
黄色 |
2 |
T，H | ||
|
1-10 | ||||||||
|
硫化氢 |
4D |
H2S |
0.2-200 |
1-48 |
白色 |
棕色 |
3 |
|
|
10-200 | ||||||||
|
二氧化硫 |
5D |
SO2 |
0.2-100 |
1-10 |
绿色 |
黄色 |
3 |
|
|
2-100 | ||||||||
|
5DH |
10-600 |
1-5 |
淡紫红色 |
白色 |
3 |
T | ||
|
50-600 | ||||||||
|
氯气 |
8D |
CL2 |
0.08-100 |
0.5-24 |
白色 |
黄色 |
2 |
|
|
2-50 | ||||||||
|
二氧化氮 |
9D |
NO2 |
0.1-30 |
1-10 |
白色 |
黄色 |
1* |
T |
|
1-30 | ||||||||
|
9DL |
0.01-3 |
1-24 |
白色 |
绿色 |
1* |
| ||
|
0.3-3 | ||||||||
|
氰化氢 |
12D |
HCN |
1-200 |
1-10 |
黄色 |
红色 |
3 |
H |
|
10-200 | ||||||||
|
氯化氢 |
14D |
HCL |
1-100 |
1-10 |
黄色 |
紫色 |
3 |
T，H |
|
10-100 | ||||||||
|
氟化氢 |
17D |
HF |
1-100 |
1-10 |
黄色 |
紫色 |
3 |
T，H |
|
10-100 | ||||||||
|
双氧水 |
32D |
H2O2 |
0.5-40 |
1-10 |
白色 |
黄色 |
3 |
T |
|
5-40 | ||||||||
|
醋酸乙酸酐 |
81D |
CH3CO2H |
0.5-100 |
1-10 |
紫色 |
黄色 |
3 |
T |
|
5-100 | ||||||||
|
甲醛 |
91D |
HCHO |
0.1-20 |
1-10 |
黄色 |
淡红色 |
1* |
|
|
1-20 | ||||||||
|
乙醇 |
112D |
C2H5OH |
100-25000 |
1-10 |
黄色 |
棕色 |
3 |
|
|
1000-25000 | ||||||||
|
甲苯 |
122DL |
C6H5CH3 |
2-500 |
1-10 |
白色 |
棕色 |
2 |
T |
|
20-500 | ||||||||
|
三氯乙烯 |
132D |
CI2C:CHCI |
3-300 |
1-8 |
黄色 |
紫色 |
1* |
T |
|
25-300 | ||||||||
|
四氯代乙烯 |
133D |
CI2C:CCI2 |
3-150 |
1-8 |
黄色 |
紫色 |
1* |
T |
|
25-150 | ||||||||
|
丙酮 |
151D |
CH3COCH3 |
5-1500 |
1-10 |
黄色 |
淡红色 |
2* |
T |
|
50-1500 | ||||||||
|
丁酮 |
152D |
CH3COC2H5 |
2-600 |
1-10 |
黄色 |
淡红色 |
2* |
T |
|
20-600 | ||||||||
|
1,3-丁二烯 |
174D |
CH2:CHCH:CH2 |
1.3-200 |
1-8 |
淡紫红色 |
淡棕色 |
2 |
T |
|
10-200 | ||||||||
备注：选择以上检测管时，可选择衣夹No.710，方便检测。
T：需要温度校正 H：需要湿度校正 +：双管 ++：9支管 *：冷藏储存
乙醇检测管112D C2H5OH Ethanol
Ethanol 12D
C2H5OH
| Performance |
|
Measuring Range |
100 to 25000ppm |
|
Sampling Hours |
1 to 10 hours |
|
Detecting Limit |
0.05 ppm (10hours) |
|
Color Change |
Yellow→ Brown |
|
Reaction Principle |
C2H5OH +Cr6++H2SO4 →Cr3+ |
| Coefficient ofVariation |
15%(for 1000 to 3000 ppm-hr), 10% (for 3000 to 25000ppm-hr) |
| ShelfLife | 3 Year |
| Correctionsfor temperature & humidity |
Unnecessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself |
|
Methanol,Esters |
No |
No | |
| Isopropyl alcohol |
+ |
Brown |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 1000 ppm | - | 3.3to 19% |
三氯乙烯检测管132D Trichloroethylene Trichloroethylene 32D Cl2C:CHCl
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| Performance |
|
Measuring Range |
3 to 300 ppm |
|
Sampling Hours |
1 to 8 hours |
|
Detecting Limit |
|
|
Color Change |
Yellow→ Purple |
|
Reaction Principle |
Cl2C:CHCl +PbO2 +H2SO4→ HCl |
| Coefficient ofVariation |
10%(for 25 to 300 ppm-hr) |
| ShelfLife | 1 Year |
| Correctionsfor temperature & humidity |
Temperature correction isnecessary |
| Store the tubes inthe refrigerator to keep at 10oC (50oF) orbelow. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself |
|
Hydrogen chloride,Chlorine |
+ |
Purple | |
| 1,2-Dichloroethylene,Tetrachloroethylene |
+ |
Purple | |
| Toluene, Xylene |
No |
No |
| Othersubstance measurable with this detectortube |
|
Substance |
Correction Factor |
Sampling Time |
Measuring Range |
|
trans-1,2-Dichloroethylene |
2.0 |
1 to 8 hours |
6 to 600 ppm |
|
Chlorine |
0.8 |
1 to 8 hours |
2.4 to 240 ppm |
|
Hydrogen chloride |
0.6 |
1 to 8 hours |
1.8 to 180 ppm |
|
Tetrachloroethylene |
0.5 |
1 to 8 hours |
1.5 to 150ppm |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 10 ppm | 25ppm | - |
三氯乙烯检测管132D Trichloroethylene Trichloroethylene 的详细介绍
氯气气体检测管8D Cl2 Chlorine
Chlorine No.8D
Cl2
| Performance |
|
Measuring Range |
0.08 to 100ppm |
|
Sampling Hours |
0.5 to 24hours |
|
Detecting Limit |
0.1 ppm (10hours) |
|
Color Change |
White → Yellow |
|
Reaction Principle |
Cl2 + o-Tolidine → Yellow product |
| Coefficient ofVariation |
10%(for 2 to 50 ppm-hr) |
| ShelfLife | 2 Year |
| Correctionsfor temperature & humidity |
Unnecessary |
| Store the tubes atcool and dark place. | |
| Possible coexisting substances and theirinterferences | (NOTE) |
|
Substance |
Concentration |
Interference |
Change color by itself |
|
Nitrogendioxide,Halogenes |
+ |
Discolor yellowstain |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-STEL | Explosive range |
| 0.5 ppm | 1ppm | - |
