Calibration Range: 1-50 ppm
Measuring Range: 1-50 ppm
Sampling (flow) Rate: 50mL/min
Sampling Volume: 500mL
Sampling Time: 10 min
Colour Change: Yellow → Reddish brown
Nr. of tests: 5 tubes
Automatic Gas Sampler: GSP-300FT-2
Catalog
Manual
Specifications
| Calibration Range |
1 。セ 50 ppm |
| Measuring range |
1 。セ 50 ppm |
| Sampling (flow) Rate |
50mL/min |
| Sampling Volume |
500mL |
| Sampling Time |
10min. |
| Detecting Limit |
0.1 ppm |
| Colour Change |
Yellow → Reddish brown |
| Corrections for temperature/humidity |
Necessary for 0 to 40ºC Unnecessary for R.H.10 to 90% |
| Shelf life |
1 year (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 |
| Acetaldehyde |
3.5ppm |
+ |
Reddish brown |
| Alcohols |
300ppm |
。シ |
No |
| Ketones |
8.5ppm |
+ |
Reddish brown |
| Formaldehyde |
5.0ppm |
+ |
Reddish brown |
| Calibration gas generation |
Permeation tube method |
| TLV-TWA |
TLV-STEL |
Explosive range |
| 1ppm |
。シ。シ |
3.0。チ100% |