Parte/milion (ppm) Kilogram/litru
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Parte/milion (ppm) Gram/litru
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Parte/milion (ppm) Miligram/litru
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Parte/milion (ppm) Cereale/galon (SUA)
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Parte/milion (ppm) Cereale/galon (Marea Britanie)
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Parte/milion (ppm) Liră/gallon (SUA)
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Parte/milion (ppm) Liră/gallon (Marea Britanie)
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Parte/milion (ppm) Liră/milion galon (SUA)
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Parte/milion (ppm) Liră/milion galon (Marea Britanie)
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Parte/milion (ppm) Liră/picior cub
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