Methyl ethyl ketone |
NO.152TP |
| CH3COC2H5 |  |
 |
This detector tube is only to be used with automatic gas sampler GSP-300FT-2 |
Specifications
| Calibration Range | 20 - 300 ppm |
| Measuring range | 20 - 300 ppm |
| Sampling (flow) Rate | 100mL/min |
| Sampling Volume | 1000mL |
| Sampling Time | 10min |
| Detecting Limit | 5ppm |
| Colour Change | Yellow → Red |
| Corrections for temperature/humidity | Temperature correction is necessary |
| Shelf life | 2 years (in the refrigerator) |
| Accuracy | CV=5-10% (CV: Coefficient of variation = σ: standard deviation / mean value x 100) |
Possibly coexisting substances and their interferences (NOTE)
| Substance(s) | Interference | Colour change by itself |
| Ammonia | No | No discoloration | |
| Aldehydes | + | Red | |
| Ketones | + | Red | |
| Acetic acid |  50ppm |
No | Purple at 70ppm |
| Ethyl acetate | + | No discoloration | |
| Diethyl ether | 150ppm |
No | No discoloration |
| Trichloroethylene | No | No discoloration | |
| Toluene | No | No discoloration | |
| Hexane | No | No discoloration | |
| Benzene | No | No discoloration | |
| Methanol | 150ppm |
No | No discoloration |
| Calibration gas generation | Diffusion tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 200 ppm | 300 ppm |
1.7 to 11.4% |
