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Dräger Nitrogen Dioxide Calibration Gas 25 ppm , 58L N₂ PN 4594959 20BD248A0AYNANC0 PN: 4594562 PN: 4594562 It boasts a 16 bit counting unit for bidirectional pulse frequencies up to 50 kHz from encoders and switching devices Single gas and mixtures of reliable quality Calibration of equipment will ensure safe operation and functionality of equipment and will also meet with the applicable regulations and codes of practice
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