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Significados de part per billion em inglês

russo
одна миллиардная
espanhol
parte por billon
catalão
parts per mil milions

Unit of measurement based on number of particles.

        Termos relacionados
        одна миллиардная
        Sinônimos
        Examples for "ppb"
        Examples for "ppb"
        1
        In July, a test showed Newark water lead levels at 55 ppb.
        Wired
        2
        It is also keeping the exiting annual average standard of 53 ppb.
        Reuters
        3
        But he chose the 10 ppb dose for a very human reason.
        Wired
        4
        At one point, tests in Flint revealed lead levels at over 100 ppb.
        Wired
        5
        The province's current limit is 10 ppb - twice as high as federal guidelines.
        Radio NZ
        1
        The EPA says a concentration of five parts per billion is acceptable.
        Nothing to lose
        2
        Note that micrograms per liter is the same thing as parts per billion.
        Wired
        3
        My tap water sample was very close to five parts per billion TCE.
        Nothing to lose
        4
        The spectrometers typically detect chemicals in the "low parts per billion" range.
        Wired
        5
        The highest test results were at 11 parts per billion (ppb).
        Radio NZ
        Uso de part per billion em inglês
        1
        Able to smell explosive traces as fine as one part per billion.
        Wired
        2
        The state's limit is one part per billion, below the federal government's limit of five parts per billion.
        Reuters
        3
        Prof Wall said there was a time when science could detect chemicals and taint in milk at one part per billion.
        The Irish Times
        4
        There is methane on Mars too, but the measly amount, just one part per billion, may come from reactions in rocks.
        The Guardian
        5
        On Mars, the amount of methane floating around is measly: about one part per billion, with bursts reaching 10 times that amount.
        The Guardian
        6
        Conclusions: MAP has an analytical selectivity of one part per billion for detection of MIDIs and an analytical sensitivity of one molecule.
        Pubmed
        7
        Chlorofluorocarbons are also not very abundant-theyconstitute only about one part per billion of the atmosphere as a whole-butthey are extravagantly destructive.
        A short history of nearly everything
        8
        Scripps A plane with a hyperspectral sensor will measure the ocean's color, detecting dye down to just half a part per billion, says Feddersen.
        Wired
        9
        They show that the gas is present at about 1 part per billion in the Martian atmosphere, or 4,000 times less than in Earth's air.
        The Guardian
        10
        The EPA says a concentration of five parts per billion is acceptable.
        Nothing to lose
        11
        Note that micrograms per liter is the same thing as parts per billion.
        Wired
        12
        My tap water sample was very close to five parts per billion TCE.
        Nothing to lose
        13
        The spectrometers typically detect chemicals in the "low parts per billion" range.
        Wired
        14
        The highest test results were at 11 parts per billion (ppb).
        Radio NZ
        15
        The European Union limits are 60 parts per billion.
        The Guardian
        16
        Its mass is uncertain to 20 parts per billion.
        Wired