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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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Determination of Biological Treatability Processes of ...
Determination of Biological Treatability Processes of ...

After 81 days, MBR application was terminated because the ,discharge standard, of the Water Pollution Control Regulations (SKKY) in Turkey for textile ,wastewater, was achieved and is given in Table 2. While the flux value was 17.8 L/m 2 -h at the beginning of the study, this parameter was determined as 8.9 L/m 2 -h at the end of the 81-day time period.

Product and Product Group Discharges Subject to Effluent ...
Product and Product Group Discharges Subject to Effluent ...

Bulk Organic Chemicals - Subpart G Organic Chemicals CAS Number Acetates (Acetic ,acid, esters) n-Butyl acetate 123-86-4 Isobutyl acetate 110-19-0 Isopropyl acetate 108-21-4 n-Propyl acetate 109-60-4 Acetone cyanohydrin 75-86-5 Acetylene 74-86-2 ACIDS: Acrylic ,acid, 79-10-7 Benzoic ,acid, 65-85-0 n-Butyric ,acid, 107-92-6 Butyric ,acid, anhydride 106-31-0 Cyanuric ,acid, 108-80-5 Dimer ,acid, (Dilinoleic ...

Comparative Study of Oxidation of Some Azo Dyes by ...
Comparative Study of Oxidation of Some Azo Dyes by ...

treatment methods to investigate the removal of two ,acid, dyes. The two selected ,acid, dyes are C.I. ,Acid, Orange 8 (AO8) and C.I. ,Acid, Red 17 (AR17). These were chosen as model organic contaminants. The effect of operating parameters, such as amount of Fenton’s reagent (H 2O 2 and Fe 2+) and Fenton’s-like reagent (H 2O 2 and Fe 3+),

Chemical Manufacturing Company in India
Chemical Manufacturing Company in India

Bodal ,Chemical, Ltd. is one of the largest ,Chemical, Manufacturing Company in India. We are experts in manufacturing like Sulphuric ,Acid,, Liquid SO3, ChloroSulphonic ,Acid,, Linear Alkyl Benzene Sulphonic ,Acid, 90% (LABSA) and more.

Product and Product Group Discharges Subject to Effluent ...
Product and Product Group Discharges Subject to Effluent ...

Bulk Organic Chemicals - Subpart G Organic Chemicals CAS Number Acetates (Acetic ,acid, esters) n-Butyl acetate 123-86-4 Isobutyl acetate 110-19-0 Isopropyl acetate 108-21-4 n-Propyl acetate 109-60-4 Acetone cyanohydrin 75-86-5 Acetylene 74-86-2 ACIDS: Acrylic ,acid, 79-10-7 Benzoic ,acid, 65-85-0 n-Butyric ,acid, 107-92-6 Butyric ,acid, anhydride 106-31-0 Cyanuric ,acid, 108-80-5 Dimer ,acid, (Dilinoleic ...

Comparative Study of Oxidation of Some Azo Dyes by ...
Comparative Study of Oxidation of Some Azo Dyes by ...

treatment methods to investigate the removal of two ,acid, dyes. The two selected ,acid, dyes are C.I. ,Acid, Orange 8 (AO8) and C.I. ,Acid, Red 17 (AR17). These were chosen as model organic contaminants. The effect of operating parameters, such as amount of Fenton’s reagent (H 2O 2 and Fe 2+) and Fenton’s-like reagent (H 2O 2 and Fe 3+),

International Journal of Water Resources and Environmental ...
International Journal of Water Resources and Environmental ...

The direct ,discharge, of ,dye,-rich ,wastewater, from batik production without treatment pollutes the environment and therefore, treatment of such ,wastewater, is inevitable. These findings are in good agreement with those reported by Yaseen and Scholz (2019) in which, the minimum and maximum pH, color and COD in textile effluent were 5.5 and 11.8, 50 and 2,500 mg/L and 150 and 30,000, respectively.

Product and Product Group Discharges Subject to Effluent ...
Product and Product Group Discharges Subject to Effluent ...

Bulk Organic Chemicals - Subpart G Organic Chemicals CAS Number Acetates (Acetic ,acid, esters) n-Butyl acetate 123-86-4 Isobutyl acetate 110-19-0 Isopropyl acetate 108-21-4 n-Propyl acetate 109-60-4 Acetone cyanohydrin 75-86-5 Acetylene 74-86-2 ACIDS: Acrylic ,acid, 79-10-7 Benzoic ,acid, 65-85-0 n-Butyric ,acid, 107-92-6 Butyric ,acid, anhydride 106-31-0 Cyanuric ,acid, 108-80-5 Dimer ,acid, (Dilinoleic ...

Relevance of Toxicity Assessment in Wastewater Treatments ...
Relevance of Toxicity Assessment in Wastewater Treatments ...

This dye has been the one chosen as a model pollutant because acid dyes are the most widely used in many industrial sectors, such as alimentary, pharmaceutical, chemical, and textile ones. AR 14 is classified as nontoxic, even food grade, but at the concentrations required to give intense color, it can cause some unpleasant reactions, such as lung, skin, and eye irritation and brain fog.

Toxicity of Disperse Dyes and its Removal from Wastewater ...
Toxicity of Disperse Dyes and its Removal from Wastewater ...

ABSTRACT. ,Discharge, of colored effluents into surface water bodies pose adverse effects to aquatic ecology and human beings due to mutagenic and carcinogenic effects of dyes responsible for producing color. Disperse dyes cause risk of sensitization and elicitation to the …

International Journal of Water Resources and Environmental ...
International Journal of Water Resources and Environmental ...

The direct ,discharge, of ,dye,-rich ,wastewater, from batik production without treatment pollutes the environment and therefore, treatment of such ,wastewater, is inevitable. These findings are in good agreement with those reported by Yaseen and Scholz (2019) in which, the minimum and maximum pH, color and COD in textile effluent were 5.5 and 11.8, 50 and 2,500 mg/L and 150 and 30,000, respectively.

The Open Environmental & Biological Monitoring Journal ...
The Open Environmental & Biological Monitoring Journal ...

Key Words: Textile ,wastewater,, ,acid, dyebath effluent, electrocoagulation, aluminum and stainless steel electrodes, operating conditions, COD and color removal. INTRODUCTION ,Wastewater, generated by textile dyeing and finishing activities is known to contain considerable amounts of bio-logically difficult to degrade or even refractory dyes and ,dye

Relevance of Toxicity Assessment in Wastewater Treatments ...
Relevance of Toxicity Assessment in Wastewater Treatments ...

This dye has been the one chosen as a model pollutant because acid dyes are the most widely used in many industrial sectors, such as alimentary, pharmaceutical, chemical, and textile ones. AR 14 is classified as nontoxic, even food grade, but at the concentrations required to give intense color, it can cause some unpleasant reactions, such as lung, skin, and eye irritation and brain fog.

Research Article Relevance of Toxicity Assessment in ...
Research Article Relevance of Toxicity Assessment in ...

alization of the ,acid dye, C.I. ,Acid, Red(AR) in aqueous medium(FentonandFenton-likeprocessesinhomogeneous andheterogeneousphases).isdyehasbeentheonechosen as a model pollutant because ,acid, dyes are the most widely usedinmanyindustrialsectors,suchasalimentary,pharma-ceutical,,chemical,,andtextileones. AR is classi ed as nontoxic, even food grade, but at

The optimization of the photo-oxidation parameters to ...
The optimization of the photo-oxidation parameters to ...

COD were in the range of the ,standard, values permitted for ,discharge, into the environment. Key words: Textile ,Wastewater,, Photo-Fenton Process, Remediation, Continuous Stirred Tank Reactor, Advance Oxidation INTRODUCTION Approximately 200-2,000 m3/day of water is required for the ,dye,-

Chemical Manufacturing Company in India
Chemical Manufacturing Company in India

Bodal ,Chemical, Ltd. is one of the largest ,Chemical, Manufacturing Company in India. We are experts in manufacturing like Sulphuric ,Acid,, Liquid SO3, ChloroSulphonic ,Acid,, Linear Alkyl Benzene Sulphonic ,Acid, 90% (LABSA) and more.

Determination of Biological Treatability Processes of ...
Determination of Biological Treatability Processes of ...

After 81 days, MBR application was terminated because the ,discharge standard, of the Water Pollution Control Regulations (SKKY) in Turkey for textile ,wastewater, was achieved and is given in Table 2. While the flux value was 17.8 L/m 2 -h at the beginning of the study, this parameter was determined as 8.9 L/m 2 -h at the end of the 81-day time period.

A Rapid Fenton treatment of bio-treated dyeing and ...
A Rapid Fenton treatment of bio-treated dyeing and ...

4/7/2019, · The existing biological treatments rarely meet the latest discharge limitations of 80 mg∙L −1 stated in the GB4287-2012 standard for dyeing and finishing wastewater.

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