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Significados de parts 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
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
Uso de parts per billion em inglês
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
6
The European Union limits are 60 parts per billion.
The Guardian
7
Its mass is uncertain to 20 parts per billion.
Wired
8
But Formisano measured formaldehyde at 130 parts per billion.
Wired
9
The Ministry of Health (MOH) guideline for safe drinking water is 2 parts per billion.
Radio NZ
10
In comparison, Earth's atmosphere contains roughly 1,700 parts per billion of methane.
Wired
11
The federal level as mandated by the Environmental Protection Agency (EPA) is 15 parts per billion.
Reuters
12
The state's limit is one part per billion, below the federal government's limit of five parts per billion.
Reuters
13
Canada's are 63 parts per billion.
The Guardian
14
The US standards, which allow up to 75 parts per billion, are a relic of the George Bush administration.
The Guardian
15
In the tainted bottles of Coke, these residues were present at levels of between five and seventeen parts per billion.
The new yorker
16
Of those, eight sites had lead readings above 100 parts per billion, according to a statement from Governor Rick Snyder's office.
Reuters