Gastec 182 빠른 측정 검출기 피리딘 C5H5N (0.2 ~ 35ppm)
Model182
문의하기
안전한 결제
품질 보장
간편 교환 및 반품
배송 가능
Indicator: 1 to 14 ppm
Measuring Range:
+ 0.2 to 0.5 ppm, Number of Pump Strokes 2
+ 0.5 to 14 ppm, Number of Pump Strokes 1
+ 14 to 35 ppm, Number of Pump Strokes 1/2
Sampling Time: 30 seconds per pump stroke
Colour Change: Pink → Yellow
Reaction Principle: C5H5N + H2SO4 → C5H5N - H2SO4
Coefficient of Variation: 10% (for 0.5 to 4 ppm), 5% (for 4 to 14 ppm)
Nr. of tests: 10
Pump: GV-100S/110S
Performance
| Measuring Range |
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| Number of Pump Strokes |
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| Correction Factor |
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| Sampling Time | 30 seconds per pump stroke | |||
| Detecting Limit | 0.1 ppm (n=2) | |||
| Colour Change | Pink → Yellow | |||
| Reaction Principle | C5H5N + H2SO4 → C5H5N - H2SO4 | |||
| Coefficient of Variation | 10% (for 0.5 to 4 ppm), 5% (for 4 to 14 ppm) | |||
| Shelf Life | 3 Years | |||
| Corrections for temperature & humidity | Temperature correction is necessary | |||
| Store the tubes at cool and dark place. | ||||
Possible coexisting substances and their interferences (NOTE)
| Substance | Concentration | Interference | Change colour by itself to |
| Aromatic amines | + | Yellow | |
| Aliphatic amines | + | Yellow | |
| Ammomia | + | Yellow | |
| Hydrazine | + | Yellow |
Other substance measurable with this detector tube
| Substance | Correction Factor | No. of pump strokes | Measuring Range |
| 4-Methyl pyridine | 0.75 | 1 | 0.38 to 10.5 ppm |
| Calibration gas generation | Diffusion tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 1 ppm(2014) | - | 1.8 to 12.4 % |
빠른 지원
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