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Acid Electroless Nickel Plating Wastewater

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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Acid Electroless Nickel Plating Wastewater
Wastewater Characteristics and Appropriate Method for ...
Wastewater Characteristics and Appropriate Method for ...

Study on ,wastewater, quality The ,acidic, or basic ,wastewater, damages the ,waste-water, collection and treatment facilities and pre-vents the biological treatment processes (14). Ac-cording to Fig. 1a, the minimum and maximum pH values were observed in the ,wastewater, of Imam Khomeini ,Hospital, and Valiasr ,Hospital,,

SIMULTANEOUS DISINFECTION AND REDUCTION OF TRACE …
SIMULTANEOUS DISINFECTION AND REDUCTION OF TRACE …

for the treatment of ,hospital wastewater, with an objective of reducing the chemical oxygen demand (COD), heavy metals and coliform in ,wastewater,. The optimal conditions for the reduction of COD were observed at pH 3, Fe2+ dosage of 400 mg/l, and H 2 O 2 dosage of 500 mg/l.

Long-term continuous treatment of non-sterile real ...
Long-term continuous treatment of non-sterile real ...

29/5/2019, · ,Hospital wastewater, is commonly polluted with high loads of pharmaceutically active compounds, which pass through ,wastewater, treatment plants (WWTPs) and end up in water bodies, posing ecological and health risks. White-rot fungal treatments can cope with the elimination of a wide variety of micropollutants while remaining ecologically and economically attractive.

Elimination of Selected Acidic Pharmaceuticals from ...
Elimination of Selected Acidic Pharmaceuticals from ...

The elimination of six ,acidic, pharmaceuticals (clofibric acid, diclofenac, ibuprofen, ketoprofen, mefenamic acid, and naproxen) in a real ,wastewater, treatment plant (WWTP) using an activated sludge system and membrane bioreactors (MBRs) was investigated by using a gas chromatography/mass spectrometry (GC/MS) system for measurement of the compounds. Limited information is available for some of ...

Elimination of Selected Acidic Pharmaceuticals from ...
Elimination of Selected Acidic Pharmaceuticals from ...

17/4/2007, · The elimination of six ,acidic, pharmaceuticals (clofibric acid, diclofenac, ibuprofen, ketoprofen, mefenamic acid, and naproxen) in a real ,wastewater, treatment plant (WWTP) using an activated sludge system and membrane bioreactors (MBRs) was investigated by using a gas chromatography/mass spectrometry (GC/MS) system for measurement of the compounds.

Long-term continuous treatment of non-sterile real ...
Long-term continuous treatment of non-sterile real ...

29/5/2019, · ,Hospital wastewater, is commonly polluted with high loads of pharmaceutically active compounds, which pass through ,wastewater, treatment plants (WWTPs) and end up in water bodies, posing ecological and health risks. White-rot fungal treatments can cope with the elimination of a wide variety of micropollutants while remaining ecologically and economically attractive.

Disinfection efficiency of hospital infectious disease ...
Disinfection efficiency of hospital infectious disease ...

5/11/2020, · The disinfection efficiencies of two chemical disinfectants, chlorine dioxide and weak acid hypochlorous water (WAHW), were examined in the soiled room and dishwashing room of a ,hospital, infectious disease ward in Taiwan. The investigations were conducted in two seasons, namely winter and summer, in order to examine the correlation between the bioaerosol concentration and the …

Use of Fenton's Reagent for Removal of Organics from Ibn ...
Use of Fenton's Reagent for Removal of Organics from Ibn ...

sample taken from ,wastewater, of Ibn Al-Atheer ,Hospital, in Mosul city, has its concentrations of COD and BOD 5, about 663 and 150 mg/l respectively. The oxidation of organic materials in the ,wastewater, is pH dependent and the optimum pH was 3.0. The favorable H 2 O 2:Fe(II) ratio was 1.2:1, and the COD removal rate increased with

Investigation of hospital wastewater treatment plant ...
Investigation of hospital wastewater treatment plant ...

hospital wastewater, treatment plants, several studies have been done in the country and globally. A research success rate on this study is based on the optimization plan of a ,hospital wastewater, treatment system, removal efficiency of BOD 5 and COD which was mentioned to be 89 and 94% respectively (Boillot, 2008; Mesdaghinia et al., 2009).

CONTRIBUTION TO THE TEMPORAL ASSESSMENT OF RELEASES ...
CONTRIBUTION TO THE TEMPORAL ASSESSMENT OF RELEASES ...

sampling times (10h, 12h, 14h, 16h) of the ,hospital wastewater is acidic,, causing the acidity is due to the use of disinfectants and detergents, they use during activities of medical diagnosis and bacterial fermentation which tends to acidify the medium ( Finance, 1985).

Investigation of hospital wastewater treatment plant ...
Investigation of hospital wastewater treatment plant ...

hospital wastewater, treatment plants, several studies have been done in the country and globally. A research success rate on this study is based on the optimization plan of a ,hospital wastewater, treatment system, removal efficiency of BOD 5 and COD which was mentioned to be 89 and 94% respectively (Boillot, 2008; Mesdaghinia et al., 2009).

Nordic solutions for handling pharma waste - Nordic Life ...
Nordic solutions for handling pharma waste - Nordic Life ...

Wastewater, from hospitals can contain traces of viruses, multi-resistant bacteria, medical contrast agents, chemicals for cancer treatment, small amounts of hormone-disrupting substances, and other medicine residues. For this reason it is urgent that ,hospital wastewater, is treated before being released to sewers and the aquatic environment.

Assessment of the Physicochemical and Microbiological ...
Assessment of the Physicochemical and Microbiological ...

Since it has been indicated above that the wastewater of the teaching hospital of Treichville is directly discharged in the environment or in the water bodies generally used by nearby population or communities, the presence of pa- thogens bacteria is a potential public health hazard.

Sensitive determination of acidic drugs and triclosan in ...
Sensitive determination of acidic drugs and triclosan in ...

The ion‐pairing agent (tri‐n‐butylamine) increased the signal intensity for all ,acidic, analytes and detection limits of 6–200 ng/L were obtained by multiple reaction monitoring. This allows analysis of ,wastewater, samples by direct injection into the LC/MS system without the need for a preceding enrichment step.

Physico-chemical and Biological Variables of Hospitals ...
Physico-chemical and Biological Variables of Hospitals ...

Keywords: ,hospital wastewater,, ... One of the important parameters for evaluation the quality of ,wastewater, is pH value (,acidic, or alkaline status). Increase or decrease of this parameter in a ,wastewater, will cause the corrosion and damage of WTP (Water Treatment plant) and sewers.

Physico-chemical and Biological Variables of Hospitals ...
Physico-chemical and Biological Variables of Hospitals ...

Keywords: ,hospital wastewater,, ... One of the important parameters for evaluation the quality of ,wastewater, is pH value (,acidic, or alkaline status). Increase or decrease of this parameter in a ,wastewater, will cause the corrosion and damage of WTP (Water Treatment plant) and sewers.

Sensitive determination of acidic drugs and triclosan in ...
Sensitive determination of acidic drugs and triclosan in ...

The ion‐pairing agent (tri‐n‐butylamine) increased the signal intensity for all ,acidic, analytes and detection limits of 6–200 ng/L were obtained by multiple reaction monitoring. This allows analysis of ,wastewater, samples by direct injection into the LC/MS system without the need for a preceding enrichment step.

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