BUCHI Nano Spray Dryer B-90 - Manual (Page 11)

2 Safety
11 B-90 Operation Manual, Version B
! Danger
Death by suffocation or serious poisoning by inhalation of inert gases.
• Do not inhale inert gases
• Directly withdraw released gases and gaseous substances by sufficient ventilation
• Only operate the instrument in ventilated environments
• Before operation, check all parts, connections and sealings involved in the gasflow for proper
sealing
• Exchange worn out or defective parts immediately
! Danger
Death or serious poisoning by gases or particles due to O
2
– sensor or filter malfunction
• Exchange defective O
2
– sensor immediately
• Exchange O
2
– sensor regularly within the specified maintenance intervals
• Exchange clogged filters immediately
• Exchange filters regularly within the specified maintenance intervals
• Dispose of filter immediately
! Danger
Death or serious poisoning by inhalation or incorporation of dried particles during spray process.
• Wear safety goggles
• Wear safety gloves
• Wear a suitable protective mask
• Wear a laboratory coat
• Check for proper sealing before use
• Do not inhale dried particles
• Stop drying gas flow before opening the drying circuit