a further study on adsorption interaction of humic acid on

YSJ

effects of humic acid and suspended solids on the removal

aug 27 2015· effects of humic acid and suspended solids on the removal of heavy metals from water by adsorption onto granular activated carbon. prior to the adsorption studies the metal solutions were passed through the filter disks and it was found that …

kinetic study for adsorption humic acid on soil minerals

kinetics of humic acid (ha) adsorption onto soil minerals (kaolinite and hematite) has been investigated under various conditions. the influence of ionic strength ph and solution cations on the rate of adsorption has been studied. the rate and the amount of adsorbed humic acid onto soil minerals increased with increasing ionic strength decreasing ph and in the presence of ca2+ as

interactions of humic acid with nanosized inorganic oxides

therefore the adsorption behavior of humic acids (ha) by four types of nano-oxides (i.e. tio2 sio2 al2o3 and zno) was examined in this study to explore their interaction mechanisms using techniques including fourier transform infrared (ftir) spectroscopy and elemental ζ …

study of the adsorption of humic acid with zn2+ by

the adsorption of humic acid with zinc ions was investigated with special emphasis on effects of the number of carboxyl groups dissociated by molecular dynamic simulations. the computational results were further confirmed by adsorption experiments.

chitosan the marine functional food is a potent

as a result there is enough surface area of chitosan to expose for adsorption of humic acid effectively in the presence of a lipid source. in vitro simulation of gastrointestinal condition was conducted using hcl and na 2 hpo 4 in this study. however we have conducted adsorption analysis on ha in this study.

interfacial reaction between humic acid and ca

in this study a comparative study of adsorption characteristics of humic acid (ha) onto ca-montmorillonite and na-montmorillonite were carried out to guide the preparation of a novel composite binder for iron ore pellets namely humic acid modified bentonite (hamb).

effects of water chemistry on aggregation and soil

effects of nom . the effects of humic acid on agnps adsorption are presented in figure 5a. the adsorption of agnps on soil significantly decreased in the presence of humic acid. for example the linear kd decreased from 2400 (without humic acid) to 11 (with humic acid) (table 2). figure 5b also shows the control experiments without soil. as

comparative study on the adsorption interactions of humic

request pdf on researchgate | on jan 31 2014 youlian zhou and others published comparative study on the adsorption interactions of humic acid onto …

adsorption of humic acid to mineral particles. 1. specific

the adsorption of humic acid to mineral particles can be characterized by specific and electrostatic interactions and by polydispersity effects. in this paper we focus on the adsorbed amount and discuss the importance of specific and electrostatic interactions. the adsorption of purified aldrich humic acid onto hematite has been measured as a function of ph and salt concentration as well as in

a further study on adsorption interaction of humic acid on

a further study on adsorption interaction of humic acid on natural magnetite hematite and quartz in iron ore pelletizing process_ effect of the solution ph value

effects of metal cations on the fulvic acid (fa

effects of metal cations on the fulvic acid (fa) adsorption onto natural iron oxide in iron ore pelletizing process. it further demonstrated the mechanism of ca 2 + promoting the y. wu t. jianga further study on adsorption interaction of humic acid on natural magnetite hematite and quartz in iron ore pelletizing process: effect of the

effect of humic acid preloading on phosphate adsorption

mar 28 2017· zhou yl zhang yb li gh wu yd jiang t (2015) a further study on adsorption interaction of humic acid on natural magnetite hematite and quartz in iron ore pelletizing process: effect of the solution ph value. powder technol 271:155–166 crossref google scholar

effect of temperature and ph on the - springerlink

jan 21 2016· the toxic effects of dbp in the environment may be mitigated by removing it via adsorption onto humic acid (ha). this study is aimed at investigating the sorption mechanism of dbp on two kinds of ha samples (ha1 and ha2) at different temperatures and ph.

cd(ii) sorption on montmorillonite-humic acid-bacteria

the fresh p. putida biomass was used for the adsorption experiments. humic acid was purchased as commercially available humic acid sodium salt supplied by aldrich chemical co. and was pretreated followed the procedure of silva et al. 44. the obtained mineral bacteria and humic acid were suspended in 0.01 mol/l kno 3 electrolyte.

adsorption of lignite humic acid onto magnetite particle

a further study on adsorption interaction of humic acid on natural magnetite hematite and quartz in iron ore pelletizing process_ effect of the solution ph value article nov 2014

adsorption of humic acid from aqueous solution by hematite

request pdf on researchgate | adsorption of humic acid from aqueous solution by hematite: effects of ph and ionic strength | batch experiments were conducted to investigate adsorption of humic

surface adsorption of suwannee river humic acid on tio2

humic acid is a ubiquitous component of the natural organic matter in the environment that is known to get adsorbed onto nanoparticle surfaces. in this study adsorption of humic acid on tio2 nanoparticles of two different sizes (5 and 22 nm) is studied at different environmentally relevant ph values using attenuated total reflectance fourier

studies on adsorption and interaction of carbamate

the adsorption study. the details of these tüngicides are given belov. obtained by treating h -humic acid sample in a number of flasks 1.0 n solution ot caclz mgc12 aicij and feclj respectively and left overnight. each humic acid svstem '.vas thoroughly washed with distilled water until free from chloride ions. the cationic humates

effect of humic acid on the adsorption of levofloxacin to

due to the interaction between the negatively charged humic acid and the positively charged iron oxide the adsorption of metal ions on the mineral oxide in the complex will increase as compared

adsorption of soil-derived humic acid by seven …

adsorption of soil-derived humic acid by seven clay minerals: a systematic study rebecca a. chotzentamara polubesova* benny chefetz and yael g. mishael* department of soil and water sciences faculty of agriculture food and environment the hebrew university of jerusalem

adsorption of lignite humic acid onto magnetite particle

modified humic acid (mha) binder based on lignite humic substances is a novel sort of promising organic binder for iron ore pellets. humic acid (ha) is one of the main ingredients of mha binder. pure ha was firstly isolated from lignite and then adsorption of ha …

adsorption of humic acid from aqueous solution onto …

adsorption of humic acid from aqueous solution onto pmma nanofiber: kinetics study . muhammad. ali zulfikar. 1 + afdal. bahri. 1. used without further purification. before mixing the . ha. sample with adsorbent its ph value. was adjusted . and. measured usin. g …

[forming mechanism of humic acid-kaolin complexes and the

the interaction between soil organic components and mineral components was explored in this study. humic acid and kaolin were used for the preparation of organic-mineral complexes with different contents of organic matter for experimental study of the adsorption of trichloroethylene.

comparative study on the adsorption interactions of humic

a novel type of organic binder modified humic acid (mha) has been developed and patented in china. humic acid (ha) is one of the main active fractions in the mha binder. in this study adsorption of ha onto natural magnetite hematite and quartz surfaces as a function of initial ha concentration was comparatively investigated.

further study on adsorption interaction of humic acid on

study on kinetics of adsorption of humic acid modified by the adsorption is mainly chemical adsorption and complexes were produced by the reaction between uranium ions and the functional groups on the surface of ha-fe which can provide reference for further study of humic acid effecting on the migration of u(vi) in soil.

adsorption of soil-derived humic acid by seven clay

humic acid (ha)-clay complexes are well known for their contribution to soil structure and environmental processes. despite extensive research the mechanisms governing ha adsorption are yet to be resolved. a systematic study was conducted to characterize the adsorption of a soil-derived ha to seven clay minerals.

adsorption of humic acid on goethite: isotherms charge

dec 23 2003· in this study the adsorption of purified aldrich humic acid (paha) on goethite was examined as a function of the environmental conditions (ph salt concentration and free concentration of paha) together with the proton adsorption to paha goethite and their mixtures.

a further study on adsorption interaction of humic acid on

humic acid (ha) was the predominant component of the mha (modified humic acid) binder invented by the authors. this work aims to study the effect of the solution ph value on the ha adsorption onto natural magnetite/hematite/quartz particles and the strength of green pellets with the mha binder.

Previous: spesifikasi attrition mills
Next: in line concrete pavement crushers

a further study on adsorption interaction of humic acid on