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Part per Thousand

Known as: parts per thousand, [ppth], ppt 
A unit of proportion equal to 10E-3.
National Institutes of Health

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Clinical Data Interchange Standards Consortium Terminology

Papers overview

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2009
2009
TRANSCRIPTOMIC ANALYSIS OF GRACILARIA CHANGII (RHODOPHYTA) IN RESPONSE TO HYPER‐ AND HYPOOSMOTIC STRESSES 1
Osmotic stress is one of the most significant natural abiotic stresses that occur in the intertidal zones. Seaweeds may… 
2006
2006
Accelerated Corrosion of Printed Circuit Boards due to High Levels of Reduced Sulfur Gasses in Industrial Environments
Accelerated corrosion leading to system failure has been observed on printed circuit boards present in industrial environments… 
Highly Cited
2003
Highly Cited
2003
Using the hidden isotopic heterogeneity in phyto‐ and zooplankton to unmask disparity in trophic carbon transfer
In this study, we show that natural phototrophic populations can be probed individually for their in situ δ13C signature by… 
2003
2003
Stable oxygen isotopes in Porites corals monitor weekly temperature variations in the northern Gulf of Aqaba, Red Sea
In order to assess the ability of Porites corals to accurately record environmental variations, high-resolution (weekly/biweekly… 
1981
1981
Tracing ground-water movement by using the stable isotopes of oxygen and hydrogen, upper Penitencia Creek alluvial fan, Santa Clara Valley, California
Starting in 1965 the Santa Clara Valley Water District began importing about 100,000 acre-feet per year of northern California… 
1979
1979
Magnesium Isotopic Composition of Interplanetary Dust Particles
The magnesium isotopic composition of some extraterrestrial dust particles has been measured. The particles are believed to be… 
1977
1977
Biological Consequences of the 1975 El Ni�o
The weak El Ni�o event of 1975 had a clearly defined effect on the biological productivity of the southeastern tropical Pacific… 
1971
1971
Molecular sieve studies of interacting protein systems. 8. Critical evaluation of the equilibrium saturation technique using stacked gel columns.
Highly Cited
1966
Highly Cited
1966
Water balance in the land crab, Gecarcinus lateralis, during the intermolt cycle.
Synopsis. Gecarcinus lateralis can take moisture from a damp substratum in amounts adequate for the needs of the entire intermolt… 
1966
1966
An Estuarine Fauna in a Freshwater Lake in South Africa
AN expedition from the Department of Zoology and Entomology, Rhodes University, recently visited Lake Sibayi in Northern Zululand… 
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