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Input the value in ppm and click the 'Convert' button:
Enter a number in ppm and press the Convert button:
1% = 1/100
1ppm = 1/1000000
So
1ppm = 0.0001%
So to convert from ppm to percent, divide the ppm by 10000:
x(%) = x(ppm) / 10000
Example: find how many percent are in 300ppm.
x(%) = 300ppm / 10000 = 0.03%
| ppm | Percent (%) | 
|---|---|
| 0 ppm | 0% | 
| 1 ppm | 0.0001% | 
| 2 ppm | 0.0002% | 
| 3 ppm | 0.0003% | 
| 4 ppm | 0.0004% | 
| 5 ppm | 0.0005% | 
| 6 ppm | 0.0006% | 
| 7 ppm | 0.0007% | 
| 8 ppm | 0.0008% | 
| 9 ppm | 0.0009% | 
| 10 ppm | 0.001% | 
| 20 ppm | 0.002% | 
| 30 ppm | 0.003% | 
| 40 ppm | 0.004% | 
| 50 ppm | 0.005% | 
| 60 ppm | 0.006% | 
| 70 ppm | 0.007% | 
| 80 ppm | 0.008% | 
| 90 ppm | 0.009% | 
| 100 ppm | 0.01% | 
| 200 ppm | 0.02% | 
| 300 ppm | 0.03% | 
| 400 ppm | 0.04% | 
| 500 ppm | 0.05% | 
| 600 ppm | 0.06% | 
| 700 ppm | 0.07% | 
| 800 ppm | 0.08% | 
| 900 ppm | 0.09% | 
| 1000 ppm | 0.1% | 
| 2000 ppm | 0.2% | 
| 3000 ppm | 0.3% | 
| 4000 ppm | 0.4% | 
| 5000 ppm | 0.5% | 
| 6000 ppm | 0.6% | 
| 7000 ppm | 0.7% | 
| 8000 ppm | 0.8% | 
| 9000 ppm | 0.9% | 
| 10000 ppm | 1% | 
| 100000 ppm | 10% | 
| 1000000 ppm | 100% | 
Converting from parts-per-million (ppm) to percent helps in representing concentrations or quantities in a more familiar scale, making it easier for general understanding and comparison, especially in contexts where percentage representation is more intuitive.