نتایج جستجو برای: calcium sulphate

تعداد نتایج: 179433  

2015
Sainyam Galhotra Shigeru Kanemitsu Hiroyuki Kondo

This paper is based on the idea of adaptation under which we mean the replacement of one element in a system with another with similar aspects. The first adaptation comes from the replacement of orthophospheric acid H3PO4 by arsenious acid H3AsO4. There is a close relation between calcium-sulfate and calcium carbonate-arsenate species. The main objective of this note is to give an explicit form...

Journal: :Bulletin of environmental contamination and toxicology 2011
S L Greenway M T Moore J L Farris F E Rhoton

Fluidized gas desulfurization gypsum is a popular agricultural soil amendment used to increase calcium and sulfur contents, and reduce aluminum toxicity. Due to its surface application in conservation tillage systems and high solubility, the soluble components of gypsum may be transferred with agricultural runoff into receiving waters. The current study measured toxicity of gypsum to Ceriodaphn...

2016
N A Kamenos G Perna M C Gambi F Micheli K J Kroeker

To understand the effects of ocean acidification (OA) on marine calcifiers, the trade-offs among different sublethal responses within individual species and the emergent effects of these trade-offs must be determined in an ecosystem setting. Crustose coralline algae (CCA) provide a model to test the ecological consequences of such sublethal effects as they are important in ecosystem functioning...

Journal: :The British journal of nutrition 1978
F Lomba G Chauvaux E Teller L Lengele V Bienfet

1. Statistical analyses were carried out on results obtained under strictly-controlled conditions in metabolism stalls with forty-one different rations fed to 127 adult non-pregnant dry cows, and with fourteen other different rations fed to thirty-five adult non-pregnant lactating cows that had calved 2-6 months earlier and whose daily milk production ranged from 11 to 20 kg. 2. Correlations be...

Journal: :Critical care and resuscitation : journal of the Australasian Academy of Critical Care Medicine 2002
S B Baker L I G Worthley

OBJECTIVE To review the components of calcium, phosphate and magnesium metabolism that are relevant to the critically ill patient, in a two-part presentation. DATA SOURCES A review of articles reported on calcium, phosphate and magnesium disorders in the critically ill patient. SUMMARY OF REVIEW Abnormal calcium metabolism in the critically ill patient often presents with an alteration in p...

Journal: :Oriental journal of chemistry 2021

Groundwater is prime and major source of drinking water in our world. Jharkhand also used for drinking, domestic, irrigation, mining industrial etc. purposes. In some population are suffering from scarcity pure have partial facility with as groundwater many area contaminated fluoride, arsenic, heavy metals iron dangerous chemicals. This review paper focuses on current status contamination diffe...

Journal: :The Journal of Experimental Medicine 2003
F. L. Gates S. J. Meltzer

The foregoing experiments establish firmly the following facts. Subcutaneous or intramuscular injections of sodium oxalate in subtoxic doses, when administered to an animal which received a subminimal dose of magnesium sulphate, produce profound anesthesia and paralysis of long duration, although the usual effects of sodium oxalate alone are of a stimulating character. This fact is, in general,...

Journal: :Journal of applied science and environmental management 2021

The study examined the water supply situation in Abeokuta, with emphasis on quality of distributed by Ogun State Water Corporation from treatment plant Abeokuta Scheme. samples were collected standpipes (taps) across city randomly selected using stratified random sampling method and was analysed for physical chemical parameters: pH, total dissolved solids (TDS), electrical conductivity (EC), al...

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