Examples of using Ppm in English and their translations into Vietnamese
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How to convert ppm to pdf?
Ppm will not be greatly affected.
Even 450-500 ppm CO2 equivalent will be extremely difficult and expensive.
Scavengers are most commonly dosed by the ppm of H2S in the oil.
The test strips will turn a different shadeof purple to indicate the concentration between 10 and 200 ppm.
Non-destructive elemental analysis C(6)-Fm(100) from ppm to 100% concentrations.
The Flame Angel is very sensitive to elevated levels of copper,and should never be exposed to levels near or above 0.15 ppm.
If current trends continue,Earth could reach 1,200 ppm within 100 to 150 years.
The FDA's safety limit for mercury infish is 1 part per million(ppm).
Free chlorine levels should be between 2 and 4 parts per million(ppm), and if using bromine, between 4 and 6 ppm.
In comparison, our home planet contains between 50 and 300 ppm.
It is common practice to add between 400 and 700 ppm ethoxyquin to fish meal immediately after drying and prior to packaging.
The ideal calcium concentrationin the brewing water is between 50 and 150 ppm.
Raise the free chlorine concentration to, or maintain it at, 2 parts per million(ppm) and maintain the pH at 7.5 or less for 30 minutes.
In nuclear magnetic resonance spectroscopy(NMR),chemical shift is usually expressed in ppm.
Sanitizing food contact surfaces is also effective at 20-30 ppm however concentrations as high as 200 ppm are allowed by the FDA.
Individual batches tested laterwere found to have as much as 60 ppm of TCDD.
Although the mercury concentration in the filtrate increased by a factor of 10 from 0.4 ppm(parts per millions) to 4.2 ppm after 10 passes, the quantity of protein used was extremely low.
Hypochlorous acid does not require a post-rinse when sanitizing food at orbelow 60 ppm.
At present, concentrations of greenhouse gases in the atmosphere have reached 387 ppm and are rising fast, with some two ppm added per annum.
These results from the Pliocene agree with what future climate models have predicted,as a result of CO2 levels reaching 400 ppm.
The problem is, climate models of the Pliocene,which included CO2 levels of 400 ppm, couldn't seem to simulate a permanent El Niño without making funky, unrealistic changes to model conditions.
Traditional ale and lager worts were usually not collected higher than 1045(12°P) and required 6 to 8 ppm dissolved oxygen.
Some favour 400 ppm as the danger level, and others have settled for 450 ppm, a figure most politicians are happy with because it delays the need for action by them for a long time.
It is an effective biocide at concentrations as low as 0.1 ppm and over a wide pH range.
In addition, test your pool's pH level frequently(once on the 1st day, and then twice every day for the following 2 days)and ensure that the chlorine level is at 6 ppm.
Supamattaya et al.(2006) reported that in white shrimp growth was significantly reduced by T-2 toxin at 0.1 ppm while for black tiger shrimp reduced growth was observed at levels of 2.0 ppm.
A lot of 4He was generated by alpha-particle decay of uranium and thorium, and now the mantle has only around 7% primordial helium,[42]lowering the total 3He/4He ratio to around 20 ppm.
The unique micro porous structure of IMA-65 efficiently removes dissolved iron to as low as 0.005 ppm and manganese to 0.001 ppm.