粉碎设备 混合设备 分离设备 浓缩结晶设备 传质设备 干燥设备 反应设备 换热设备 制冷设备 空分设备 储存设备 锅炉|加热设备 包装机械 输送设备 化工实验室设备
河南省鑫属实业有限公司
河南省鑫属实业有限公司
氯乙烯检测管131LB Vinyl chloride，可检测的气体包括二氧化碳、氧气、氢气、臭氧、一氧化氮、氯乙烯、肼、二氧化氯、甲烷、乙烷、一氧化碳、氨气、氯气、二氧化氮、二氧化硫、氟化氢、硫化氢、氯化氢、砷化氢、光气、磷化氢、氰化氢、甲苯等几十种
氯乙烯检测管131LB Vinyl chloride
Vinylchloride 31LB
| Performance |
| Measuring Range | 0.25 to 1 ppm | 1 to 20 ppm | 20 to 70 ppm |
| Number of Pump Strokes | 4 | 2 | 1 |
| Correction Factor | 1/4 | 1 | 3.5 |
| Sampling Time | 1.5 minutes per pumpstroke | ||
| Detecting Limit | 0.05 ppm （n=4） | ||
| Color Change | Yellow →Purple | ||
| Reaction Principle | CH2:CHCl + PbO2 +H2SO4 →HCl | ||
| Coefficient ofVariation | 10% （for1 to 5 ppm）, 5% （for 5 to 20 ppm） | ||
| ShelfLife | 2Years | ||
| Correctionsfor temperature & humidity | Temperature correction is necessary | ||
| Store the tubes inthe refrigerator to keep at 10oC （50oF） orbelow. | |||
| Possible coexisting substances and theirinterferences | （NOTE） |
| Substance | Concentration | Interference | Change color by itself |
| Chlorine, Hydrogenchloride | 1/10time | Plus error | Produce purple stain |
| Alcohols, Esters,Ketones | - | No effect | Nodiscoloration |
| 1,2-Dichloroethylene | 1/10time | Plus error | Produce purplestain |
| Trichloroethylene, | 1/10time | Plus error | Produce purplestain |
| Aromatic hydrocarbons | - | No effect | Nodiscoloration |
| Othersubstance measurable with this detector tube |
| Calibration gasgeneration | Permeation tubemethod | |
| TLV-TWA | TLV-S | Explosive range |
| 1ppm | - | 3.6to 23% |
您感兴趣的产品PRODUCTS YOU ARE INTERESTED IN
化工机械设备网 设计制作，未经允许翻录必究 .
请输入账号
请输入密码
请输验证码
