Threshold

(redirected from ppt)
Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia.

Threshold

References in periodicals archive ?
2 and Table 1) indicates that surface wettability of PPT samples is almost the same increasing due to treatment with all types of surfactants (The contact angle for the samples treated with OP-10, AGM and A-187 differ by <1%).
charruana exhibited a very wide range of salinity tolerances, with limits for survival ranging from 2-40 ppt for long-term exposures, and an even wider range that included 0 ppt and 45 ppt for short-term fluctuations in salinity.
Al-Daham & Bhatti (1977) reported no mortality in mosquitofish living at 10 ppt salinity.
the drivers of PPT that relate to EU healthcare subsidiarity, the national differences in European pricing and reimbursement systems and the economic incentives employed
With Remo Repair PowerPoint, it is possible to restore important content from PPT files that are corrupt due to above-mentioned or any other reasons.
In a fully orthogonal factorial experiment, embryos were exposed to one of 6 salinity levels (10 ppt, 15 ppt, 20 ppt, 25 ppt, 30 ppt, or 35 ppt) at each of one of 12 temperature levels (16[degrees]C, 18[degrees]C, 20[degrees]C, 21[degrees]C, 22[degrees]C, 23[degrees]C, 24[degrees]C, 25[degrees]C, 26[degrees]C, 27[degrees]C, 28[degrees]C, or 30[degrees]C).
In this study, all of the blends that comprised PEN and PPT were produced by precipitation out of solution at room temperature to prevent transesterification during the preparations of the blends.
For the remaining referents whose serum TCDD was not measured, the median referent value of 6 ppt was assigned (21,24).
Salinities of control groups were 12 ppt for October, 7 ppt for December, and 5 ppt for February.
With Mid Oaks as our new owners, we will have additional resources at our disposal to help PPT grow to the next level," said Staker.
For example, In the saline-alkaline area of Yellow River Delta in China, the saline ground waters are chloride type, salinity varies between 5-15 ppt and most of their chemical compositions are similar to that of oceanic seawater of the same salinity except potassium, which is 90% to 95% less than similar salinity oceanic seawater, and shrimp could not survive (Wang et al.
Male minnows spending 3 weeks in 120 ppt estrogen, followed by an equal time in clean water, ended up with vitellogenin concentrations "not significantly different" from those of fish that had spent the entire 6 weeks in the estrogen-tainted water, note Panter and her coworkers.