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86| Dräger-<strong>Tubes</strong> & CMS-<strong>Handbook</strong><br />
4.4 Dräger-Diffusion-<strong>Tubes</strong> with Direct Indication<br />
Dräger-Tube Order Code Standard Range Standard Range Page<br />
of Meas. for 1 h of Meas. for 8 h<br />
[20 °C, 1013 hPa] [20 °C, 1013 hPa]<br />
Ammonia 20/a-D 81 01 301 20 to 1500 ppm 2.5 to 200 ppm 354<br />
Butadiene 10/a-D 81 01 161 10 to 300 ppm 1.3 to 40 ppm 355<br />
Carbon Dioxide 500/a-D 81 01 381 500 to 20000 ppm 65 to 2500 ppm 356<br />
Carbon Dioxide 1%/a-D 81 01 051 1 to 30 Vol% 0.13 to 4 Vol% 357<br />
Carbon Monoxide 50/a-D 67 33 191 50 to 600 ppm 6 to 75 ppm 358<br />
Nitrogen Dioxide 10/a-D 81 01 111 10 to 200 ppm 1.3 to 25 ppm 360