- 品牌/商標(biāo)：jinkou
- 企業(yè)類型：貿(mào)易商
- 新舊程度：全新
- 原產(chǎn)地：進(jìn)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 | - |
自然擴(kuò)散式檢測管 D-管
擴(kuò)散式D-檢測管是利用氣體自然擴(kuò)散的原理，檢測在較長時(shí)間里的平均氣體濃度。它是通過在一定內(nèi)徑的玻璃管里填充吸附劑和檢測劑所制成。氣體自然擴(kuò)散且速率一定，并能形成高敏感度的變色層。
可將擴(kuò)散式D-檢測管用衣夾固定在衣服上的衣領(lǐng)位置。這樣就可測出人體所處環(huán)境的有毒氣體量，如果固定放置在工作場所，該環(huán)境內(nèi)的濃度分布以及在一定時(shí)間內(nèi)氣體濃度的變動趨勢也能檢測出。
|
被檢物質(zhì) |
檢測管型號和化學(xué)式 |
檢測范圍（ppm） |
采樣時(shí)間（hours） |
顏色變化 |
保存 |
備注 | ||
|
檢測前 |
檢測后 | |||||||
|
一氧化碳 |
1D |
CO |
1.04-2000 |
0.5-48 |
淡黃色 |
棕色 |
2 |
|
|
50-1000 | ||||||||
|
1DL |
0.4-400 |
0.2-24 |
淡黃色 |
棕色 |
2* |
| ||
|
10-200 | ||||||||
|
二氧化碳 |
2D |
CO2 |
0.02-12% |
0.5-10 |
淺紅 |
黃色 |
2 |
T |
|
0.2-6% | ||||||||
|
氨氣 |
3D |
NH3 |
2.5-1000 |
0.5-10 |
紫色 |
黃色 |
3 |
T |
|
25-500 | ||||||||
|
3DL |
0.1-10 |
1-10 |
粉紅色 |
黃色 |
2 |
T，H | ||
|
1-10 | ||||||||
|
硫化氫 |
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 |
綠色 |
黃色 |
3 |
|
|
2-100 | ||||||||
|
5DH |
10-600 |
1-5 |
淡紫紅色 |
白色 |
3 |
T | ||
|
50-600 | ||||||||
|
氯氣 |
8D |
CL2 |
0.08-100 |
0.5-24 |
白色 |
黃色 |
2 |
|
|
2-50 | ||||||||
|
二氧化氮 |
9D |
NO2 |
0.1-30 |
1-10 |
白色 |
黃色 |
1* |
T |
|
1-30 | ||||||||
|
9DL |
0.01-3 |
1-24 |
白色 |
綠色 |
1* |
| ||
|
0.3-3 | ||||||||
|
氰化氫 |
12D |
HCN |
1-200 |
1-10 |
黃色 |
紅色 |
3 |
H |
|
10-200 | ||||||||
|
氯化氫 |
14D |
HCL |
1-100 |
1-10 |
黃色 |
紫色 |
3 |
T，H |
|
10-100 | ||||||||
|
氟化氫 |
17D |
HF |
1-100 |
1-10 |
黃色 |
紫色 |
3 |
T，H |
|
10-100 | ||||||||
|
雙氧水 |
32D |
H2O2 |
0.5-40 |
1-10 |
白色 |
黃色 |
3 |
T |
|
5-40 | ||||||||
|
醋酸乙酸酐 |
81D |
CH3CO2H |
0.5-100 |
1-10 |
紫色 |
黃色 |
3 |
T |
|
5-100 | ||||||||
|
甲醛 |
91D |
HCHO |
0.1-20 |
1-10 |
黃色 |
淡紅色 |
1* |
|
|
1-20 | ||||||||
|
乙醇 |
112D |
C2H5OH |
100-25000 |
1-10 |
黃色 |
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 |
黃色 |
紫色 |
1* |
T |
|
25-300 | ||||||||
|
四氯代乙烯 |
133D |
CI2C:CCI2 |
3-150 |
1-8 |
黃色 |
紫色 |
1* |
T |
|
25-150 | ||||||||
|
丙酮 |
151D |
CH3COCH3 |
5-1500 |
1-10 |
黃色 |
淡紅色 |
2* |
T |
|
50-1500 | ||||||||
|
丁酮 |
152D |
CH3COC2H5 |
2-600 |
1-10 |
黃色 |
淡紅色 |
2* |
T |
|
20-600 | ||||||||
|
1,3-丁二烯 |
174D |
CH2:CHCH:CH2 |
1.3-200 |
1-8 |
淡紫紅色 |
淡棕色 |
2 |
T |
|
10-200 | ||||||||
備注：選擇以上檢測管時(shí)，可選擇衣夾No.710，方便檢測。
T：需要溫度校正 H：需要濕度校正 +：雙管 ++：9支管 *：冷藏儲存
乙醇檢測管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% |
三氯乙烯檢測管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 | - |
三氯乙烯檢測管132D Trichloroethylene Trichloroethylene 的詳細(xì)介紹
氯氣氣體檢測管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 | - |
