---
title: MTRNitrogenDioxideConcentrationMeasurementMeasurementUnit.MGM3
framework: matter
role: symbol
role_heading: Case
path: matter/mtrnitrogendioxideconcentrationmeasurementmeasurementunit/mgm3
---

# MTRNitrogenDioxideConcentrationMeasurementMeasurementUnit.MGM3

## Declaration

```swift
case MGM3
```