SGP/ACSM/C1 - Vacuum pump failure

The vacuum pump used for pulling samples past the inlet of the ACSM failed.  
The instrument was operational, but not seeing any aerosol. Replacement of the pump solved 
the problem.

Do not use the data from the specified period.

• (Raw data stream - documentation not supported)

• Mass concentration of ammonium, ambient aerosol in air(ammonium)
• Mass to charge ratios of ion fragments(amus)
• Mass concentration of sulfate, ambient aerosol in air.(sulfate)
• Mass concentration of nitrate, ambient aerosol in air(nitrate)
• Mass concentration of total organics, ambient aerosol in air(total_organics)
• Mass concentration of chloride, ambient aerosol in air.(chloride)
• Organic mass spectral matrix(org_mx)
• Organic mass spectral error matrix(org_mx_err)

• Mass concentration of total organics, ambient aerosol in air(total_organics)
• Inlet closed(inlet_closed)
• Mass concentration of chloride, ambient aerosol in air.(chloride)
• Inlet open(inlet_open)
• Emission current(emission_current)
• Mass concentration of sulfate, ambient aerosol in air.(sulfate)
• Vaporizer(vaporizer)
• Mass concentration of nitrate, ambient aerosol in air(nitrate)
• flow rate measured by the mass flow controller(flow_rate)
• Mass concentration of ammonium, ambient aerosol in air(ammonium)

• (Raw data stream - documentation not supported)

• Organic mass spectral matrix(org_mx)
• Mass concentration of ammonium, ambient aerosol in air(ammonium)
• Mass concentration of sulfate, ambient aerosol in air.(sulfate)
• Mass concentration of nitrate, ambient aerosol in air(nitrate)
• Mass concentration of total organics, ambient aerosol in air(total_organics)
• Mass to charge ratios of ion fragments(amus)
• Mass concentration of chloride, ambient aerosol in air.(chloride)
• Organic mass spectral error matrix(org_mx_err)