ENA/ACSM/C1 - Aerosol chemical speciation monitor errors in data.

Due to the problems of collection efficiencies and instrument response,   the data in the 
current form is incorrect and should
not be used.

Please use enaaosacsmC1.b1 instead.

• 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 ammonium, ambient aerosol in air(ammonium)
• Mass concentration of chloride, ambient aerosol in air.(chloride)