Zorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integ
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiry1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards. 2. Now we have established long-term stab
Cas:139-33-3
Min.Order:1 Kilogram
FOB Price: $2.5
Type:Other
inquiryProduct: EDTA-2Na (EDTA Na2,EDTA Disodium Salt) Molecular Formula:C10H14N2Na2O8·2H2O CAS NO.: 6381-92-6 (Dihydrate) ; 139-33-3 (Anhydrous) Molecular Weight:M=372.2 Constitutional Formula: Feature of EDTA-2Na An
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryProduct description: Product name Ethylenediaminetetraacetic acid disodium salt CAS number 139-33-3 Assay ≥99% Appearance White crystalline powder Capacity 2000mt/year Applicati
Cas:139-33-3
Min.Order:100 Gram
FOB Price: $12.0
Type:Lab/Research institutions
inquiryiso Best Service: 1.Sticking to such policy of quality first, customer first; 2.Honest business as number one priority, and work for meeting your demands. 3.With the newest quality, and best service. 5.The most strict management system i
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:139-33-3
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:139-33-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Dayangchem’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantiti
Cas:139-33-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHebei yanxi chemical co., LTD is a professional research, development and production . enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environmental protection
Name:Ethylenediaminetetraacetic acid disodium salt CAS NO: 139-33-3 Grade:Medical scientific research and export Molecular formula:C10H16N2Na2O8 Molecular weight:338.2211 Product Quality 12 years of chemical raw materials Mature operation o
Cas:139-33-3
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:139-33-3
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:139-33-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryName: Ethylenediaminetetraacetic acid disodium salt Other Name: Ethylenediaminetetraacetic acid disodium salt; disodium dihydrogen ethylenediaminetetraacetate; Disodium Edetate; Edta di sodium salt;
Cas:139-33-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryAppearance:White crystalline powder Storage:ln stock Package:25kg/Bag Application:Complexing agents Transportation:Express/Sea/Air Port:Any port in china
1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white powder Storage:Store in sealed containers at cool & dr
Cas:139-33-3
Min.Order:100 Gram
Negotiable
Type:Other
inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:139-33-3
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:white powder/ Refer to COA Storage:Refer to COA
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:139-33-3
Min.Order:1 Kilogram
FOB Price: $35.0 / 40.0
Type:Trading Company
inquiryEthylenediaminetetraacetic acid disodium salt CAS:139-33-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in hi
Cas:139-33-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:139-33-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages: I). We have abundant professional production experience. II). We have our own chemical factory. III). Sample is free of charge. IV). Reasonable Price, Excellent Quality & Attentive Service V). Prompt reply: we can reply you
1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryEDTA Disodium CAS:139-33-3 Specification Items Specification PURITY 99.0%MIN Chloride (Cl) 0.05%MAX Sulfate content 0.1%MAX
1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France etc. 3) OEM/ODM Available; 4) Reasonable & Compet
Cas:139-33-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryPRODUCT DETAILS Ethylenediaminetetraacetic acid disodium salt Basic information
Cas:139-33-3
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:139-33-3
Min.Order:0
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Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sodium hydrogencarbonate; triethylamine; tetra(n-butyl)ammonium hydrogen sulfate In hexane; acetonitrile | 95.2% |
With sodium hydrogencarbonate; triethylamine; tetra(n-butyl)ammonium hydrogen sulfate In hexane; acetonitrile | 95.2% |
N-<3-<(mercaptocetyl)amino>benzoyl>glycine
edetate disodium
Conditions | Yield |
---|---|
With potassium hydroxide In tetrahydrofuran; water | 93% |
With potassium hydroxide In tetrahydrofuran; water | 93% |
Conditions | Yield |
---|---|
With sodium hydroxide; 3-chloro-benzenecarboperoxoic acid Ambient temperature; | 80% |
N-<3-<(mercaptocetyl)amino>benzoyl>glycine
edetate disodium
Conditions | Yield |
---|---|
With ammonium hydroxide In tetrahydrofuran | 79.3% |
With ammonium hydroxide In tetrahydrofuran | 79.3% |
piperazine-2-carboxylic acid dihydrochloride
edetate disodium
4-nitrobenzyl chloroformate
piperazine-1,3-dicarboxylic acid 1-(4-nitrobenzyl)ester
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydrogencarbonate In 1,4-dioxane; water | 77% |
Tetrahydrothiopyran-4-one
edetate disodium
1,1-dioxotetrahydrothiopyran-4-one
Conditions | Yield |
---|---|
With oxone; sodium hydrogencarbonate In acetonitrile | 73% |
sodium tungstate (VI) dihydrate
phosphoric acid
copper(II) acetate monohydrate
edetate disodium
Conditions | Yield |
---|---|
In hydrogenchloride; water; sodium chloride Na2WO4*2H2O dissolved in H2O, heated to 90°C for 10 min, H3PO4 dissolved in aq. HCl and Cu(CH3CO2)2*H2O dissolved in satd. NaCl soln. added, pH adjusted to 3.33, kept at 90°C for 1 h, Na-salt added, stirred for 1 h, cooled to room temp.; filtered, filtrate retained in room temp. for 16 d; elem. anal.; | 54% |
sodium tungstate (VI) dihydrate
copper(II) acetate monohydrate
edetate disodium
Conditions | Yield |
---|---|
In hydrogenchloride; water; sodium chloride Na2WO4*2H2O dissolved in H2O, heated to 90°C for 10 min, Na2SiO3 dissolved in aq. HCl and Cu(CH3CO2)2*H2O dissolved in satd. NaCl soln. added, pH adjusted to 3.33, kept at 90°C for 1 h, Na-salt added, stirred for 1 h, cooled to room temp.; filtered, filtrate retained in room temp. for 16 d; elem. anal.; | 50% |
Conditions | Yield |
---|---|
In hydrogenchloride Na2EDTA was suspended in aq. HCl, heated to reflux, soln. of Ru-complex in aq. HCl was added, heated to reflux for 18 h; filtered, solvent was removed in vacuo, dissolved in water, passed through Dowex column, collected, solvent was removed in vacuo, dried in vacuoat room temp.; elem. anal.; | 43.8% |
Conditions | Yield |
---|---|
With dinitrogen monoxide In water Rate constant; Irradiation; variation of MV2+ concentration, pH, mode and dose of γ-irradiation; reactivity of EDTA radicals toward methylviologen; |
Conditions | Yield |
---|---|
With sodium hydroxide; ammonium ferric sulfate; oxygen In water for 168h; Heating; |
edetate disodium
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide In water at 60℃; for 4h; pH 9; |
Conditions | Yield |
---|---|
With perchloric acid; peroxomonophosphoric acid In water at 45℃; Kinetics; Thermodynamic data; LiClO4, Cu(II), Fe(II) and phosphate, other temperature, E(activ); |
Conditions | Yield |
---|---|
With ozone at 20℃; Mechanism; Rate constant; Thermodynamic data; variation in pH, acidity of solution, and temperature; activation energy; |
edetate disodium
Conditions | Yield |
---|---|
With oxygen; platinum In gas at 900℃; Product distribution; |
edetate disodium
Cu(II)*EDTA
Conditions | Yield |
---|---|
With copper(II) carbonate In water |
Conditions | Yield |
---|---|
With tartaric acid; sodium hydroxide In water | |
In water at 20℃; Heating / reflux; |
4-hydroxy[1]benzopyran-2-one
edetate disodium
2-(benzo[d]isoxazol-3-yl)acetic acid
Conditions | Yield |
---|---|
Stage #1: 4-hydroxy[1]benzopyran-2-one; edetate disodium With sodium hydroxide; hydroxylamine sulfate In water; 1,2-dichloro-ethane at 84 - 86℃; for 4h; Stage #2: With sulfuric acid In water pH=1 - 2; Product distribution / selectivity; |
Conditions | Yield |
---|---|
With sulfuric acid; sodium carbonate In methanol; water |
2,3,6-trichloro-4-trifluoromethyl-phenyl-hydrazine
edetate disodium
2-Chloroacrylonitrile
5-amino-1-(2,3,6-trichloro-4-trifluoro-methyl-phenyl)-pyrazole
Conditions | Yield |
---|---|
With sulfuric acid; sodium carbonate In methanol; dichloromethane; water |
N-<3-<(mercaptocetyl)amino>benzoyl>glycine
edetate disodium
N-<3-<(mercaptocetyl)amino>benzoyl>glycine ethylenediamine bissalt
Conditions | Yield |
---|---|
With ethylenediamine In tetrahydrofuran; water | |
With ethylenediamine In tetrahydrofuran; water |
edetate disodium
B
Sulfate
Conditions | Yield |
---|---|
With dihydrogen peroxide In water byproducts: H2O; PbS dissolved in aq. soln. contg. H2O2 and Trilon B; incomplete dissolution; |
Conditions | Yield |
---|---|
With sodium hydroxide In water neutralisation of a VCl2-soln. containing Na2H2C2H4(N(CH2COO)2)2-soln. in presence of HCl, NaCl or KCl with NaOH-soln. at glass electrode, equilibrium constants given;; |
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