The BRAND NEW 2015 AQ VOC by E Instruments measures TVOC's in either:
1. µg/m3 or PPB for Low Range Sensors
2. mg/m3 or PPM for High Range Sensors.
The AQ VOC Includes:
Low Range: 0 – 46,000 µg/m3
OR
High Range: 0 - 460 mg/m3