Customization: | Available |
---|---|
Sample Type: | Gas |
Warranty: | 1 Year |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Stage 1 | 7.0 and above |
Stage 2 | 4.7 to 7.0 |
Stage 3 | 3.3 to 4.7 |
Stage 4 | 2.1 to 3.3 |
Stage 5 | 1.1 to 2.1 |
Stage 6 | 0.65 to 1.1 |