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SJZ THLD IMP & EXP CO LTD

we are committed to excellence.From manufacturing to packaging and delivery, we provide quality, reliability and the highest degree of customer service.Our scope of service is organized/structured around the unique needs of each client.Our mission is

Sodium ascorbate food grade FCC top supplier from China

Cas:134-03-2

Min.Order:500 Kilogram

FOB Price: $5.5 / 6.0

Type:Trading Company

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Sodium Ascorbate supplier in China

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Jinan Finer Chemical Co., Ltd

Product Description

Sodium ascorbate

Cas:134-03-2

Min.Order:1 Kilogram

FOB Price: $5.0 / 30.0

Type:Lab/Research institutions

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Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ

Sodium ascorbate CAS NO.134-03-2

Cas:134-03-2

Min.Order:100 Gram

FOB Price: $2.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

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 to slightly yellow crystalline powder Storage:Store

FCC/ USP standard Sodium ascorbate CAS 134-03-2 supplied by manufacturer

Cas:134-03-2

Min.Order:100 Kilogram

FOB Price: $5.0 / 10.0

Type:Trading Company

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------

High purity 134-03-2 Sodium ascorbate

Cas:134-03-2

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Hangzhou Think Chemical Co. Ltd

L-Ascorbic Acid Sodium Salt CAS:134-03-2 Alias: Sodium ascorbate; Vitamine C sodium salt; ; sodium 5-[(1S)-1,2-dihydroxyethyl]-3-hydroxy-4-oxo-4,5-dihydrofuran-2-olate (non-preferred name); sodium 5-(1,2-dihydrox

Good supply L-Ascorbic Acid Sodium Salt

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Other

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EAST CHEMSOURCES LIMITED

Sodium Ascorbate Chemical names: Sodium(2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2,5-dihydrofuran-3- olate. Synonyms: natrii ascorbas CAS No.: 134-03-2 Einecs-No.: 205-126-1 E No.: E 301 Empirical formula: C6H7NaO6 Molecular

Sodium Ascorbate

Cas:134-03-2

Min.Order:1 Kilogram

FOB Price: $2.7 / 3.5

Type:Manufacturers

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Xi'an Quanao Biotech Co., Ltd.

We are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,

Sodium ascorbate CAS 134-03-2

Cas:134-03-2

Min.Order:1 Kilogram

FOB Price: $17.0 / 19.0

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:White or

SodiuM L-Ascorbate

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Sodium ascorbate

Cas:134-03-2

Min.Order:1

Negotiable

Type:Other

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Xi'an Xszo Chem Co., Ltd.

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

High Quality 99% Sodium ascorbate 134-03-2 ISO Producer

Cas:134-03-2

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

Sodium ascorbate

Cas:134-03-2

Min.Order:5 Milligram

Negotiable

Type:Manufacturers

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Shanxi Zorui Biotechnology Co.Ltd.

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

COLORCOM LTD.

Colorcom 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

Sodium Ascorbate

Cas:134-03-2

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

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. Near 20 years DayangChem has provided dif

Sodium ascorbate TOP1 supplier

Cas:134-03-2

Min.Order:100 Gram

FOB Price: $2.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

Ascorbic acid sodium salt

Cas:134-03-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Sinoway Industrial Co., Ltd.

Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

99% up USP32 standard Food grade Sodium ascorbate

Cas:134-03-2

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

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Hubei DiBo chemical co., LTD

Name:L-Ascorbic Acid Sodium Salt CAS NO: 134-03-2 Grade:Medical scientific research and export Molecular formula:C6H7NaO6 Molecular weight:198.1059 Product Quality 12 years of chemical raw materials Mature operation of the industry System

L-Ascorbic Acid Sodium Salt/cas:134-03-2/Raw material spot

Cas:134-03-2

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

L-Ascorbic Acid SodiuM Salt

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥98% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c

Sodium ascorbate CAS:134-03-2

Cas:134-03-2

Min.Order:1 Kilogram

FOB Price: $245.0 / 255.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Chemical Name: Sodium ascorbate CAS No.: 134-03-2 Molecular Formula: C6H7NaO6 Molecular Weight: 198.11 Appearance: White or yellowish crystalline powder Storage:Store in cool and dry place, away from sun light. Package:25kg Application:It can be u

Sodium ascorbate CAS:134-03-2

Cas:134-03-2

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

New production CAS 134-03-2 with best quality

Cas:134-03-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:white to off-white solid Storage:Room temperature Package:25kg/drum Application:Food additives, used as antioxidants Transportation:Express/Sea/Air Port:Any port in china

High quality Sodium Ascorbate supplier in China CAS:134-03-2 (+)-Sodium L-ascorbate

Cas:134-03-2

Min.Order:25 Kilogram

Negotiable

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

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 Crystalline Powder Storage:Store in sealed conta

High Quality 99% Sodium Ascorbate, CAS: 134-03-2

Cas:134-03-2

Min.Order:10 Gram

Negotiable

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1.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

Sodium ascorbate 134-03-2

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Xi'an Faithful Biotech Co., Ltd.

We 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

HANWAYS CHEMPHARM CO.,LIMITED

Wuhan hanweishi Pharmchem Co., Ltd(Hanways chempharm) is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The leading products range are APIs, Hormones, Peptides

Vitamin C Sodium/L-Ascorbic acid sodium CAS 134-03-2

Cas:134-03-2

Min.Order:100 Kilogram

FOB Price: $1.0 / 5.0

Type:Trading Company

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Shanghai Minstar Chemical Co., Ltd

Product Name: Sodium ascorbate CAS: 134-03-2 MF: C6H7NaO6 MW: 198.11 EINECS: 205-126-1 Mol File: 134-03-2.mol Sodium ascorbate Structure Sodium ascorbate Chemical Properties Melting point 220 °C (dec.)(lit.) alpha 104

Sodium ascorbate

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: 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

Purity 99.8% Best Price Sodium Ascorbate 134-03-2 cas Vitamin C

Cas:134-03-2

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Synthetic route

sodium ascorbate
134-03-2

sodium ascorbate

dichlorodiethylstannane
866-55-7

dichlorodiethylstannane

Sn(4+)*2C2H5(1-)*C6H6O6(2-)*H2O=Sn(C2H5)2(C6H6O6)*H2O

Sn(4+)*2C2H5(1-)*C6H6O6(2-)*H2O=Sn(C2H5)2(C6H6O6)*H2O

Conditions
ConditionsYield
In methanol (N2); dropwise addn. of the Sn-compound in MeOH to a suspension of ascorbate in MeOH with stirring at 0°C; after allowing to warm up to room temp. the mixt. is heated under reflux for 3 h; volatiles are removed in vac. and the solid is successively washed with CH2Cl2 and THF and water, recrystn. from MeOH; elem. anal.;85%
dimethyltin dichloride
753-73-1

dimethyltin dichloride

sodium ascorbate
134-03-2

sodium ascorbate

Sn(CH3)2(C6H6O6)*H2O

Sn(CH3)2(C6H6O6)*H2O

Conditions
ConditionsYield
In methanol (N2;) dropwise addn. of Sn compound in MeOH to a suspension of ascorbate in MeOH with stirring at 0°C; after allowing to warm up to room temp. the mixt. is heated under reflux for 3.5 h; volatiles are removed in vac. and the solid is successively washed with CH2Cl2 and THF, recrystn. from MeOH; elem. anal.;73%
sodium ascorbate
134-03-2

sodium ascorbate

diphenyltin(IV) dichloride
1135-99-5

diphenyltin(IV) dichloride

[Ph2Sn(L-ascorbic acid(-2H))]

[Ph2Sn(L-ascorbic acid(-2H))]

Conditions
ConditionsYield
In methanol byproducts: NaCl; (N2); soln. of Sn compd. (1 equiv.) in methanol was added dropwise with stirring to suspn. of ascorbate (2 equiv.) in methanol at 0°C; soln. was warmed to room temp.; refluxed for 3 h; filtered; concd. (vac.); washed (CH2Cl2); recrystd. (methanol); elem. anal.;50%
sodium ascorbate
134-03-2

sodium ascorbate

triphenyltin chloride
639-58-7

triphenyltin chloride

[Ph3Sn(L-ascorbate)]

[Ph3Sn(L-ascorbate)]

Conditions
ConditionsYield
In methanol byproducts: NaCl; (N2); soln. of Sn compd. (1 equiv.) in methanol was added dropwise with stirring to suspn. of ascorbate (1 equiv.) in methanol; soln. was stirred at room temp. for 10 min; refluxed for 6 h; filtered; volatiles removed (vac.); washed (CH2Cl2); dried (vac.); recrystd. (methanol); elem. anal.;47%
bis(cyclopentadienyl)titanium dichloride
1271-19-8

bis(cyclopentadienyl)titanium dichloride

sodium ascorbate
134-03-2

sodium ascorbate

{(C5H5)2Ti(C6H7O6)2}

{(C5H5)2Ti(C6H7O6)2}

Conditions
ConditionsYield
In water (N2); dropwise addn. of a soln. of ascorbate in water to a soln. of the Ti-compd. in water with stirring at 10°C, stirring of the mixt. for 2 h; allowing to warm slowly up to room temp.;; ppt. is collected by filtn., washed with cooled water and redissolved in THF, pptn. by addn. of hexane; elem. anal.;45%
tributyltin chloride
1461-22-9

tributyltin chloride

sodium ascorbate
134-03-2

sodium ascorbate

[(n-Bu)3Sn(L-ascorbate)]

[(n-Bu)3Sn(L-ascorbate)]

Conditions
ConditionsYield
In methanol byproducts: NaCl; (N2); soln. of Sn compd. (1 equiv.) in methanol was added dropwise with stirring to suspn. of ascorbate (1 equiv.) in methanol; soln. was stirred at room temp. for 10 min; refluxed for 6 h; filtered; volatiles removed (vac.); washed (CH2Cl2); dried (vac.); recrystd. (methanol); elem. anal.;23%
trimethyltin(IV)chloride
1066-45-1

trimethyltin(IV)chloride

sodium ascorbate
134-03-2

sodium ascorbate

[Me3Sn(L-ascorbate)]

[Me3Sn(L-ascorbate)]

Conditions
ConditionsYield
In methanol byproducts: NaCl; (N2); soln. of Sn compd. (1 equiv.) in methanol was added dropwise with stirring to suspn. of ascorbate (1 equiv.) in methanol; soln. was stirred at room temp. for 10 min; refluxed for 6 h; filtered; volatiles removed (vac.); washed (CH2Cl2); dried (vac.); recrystd. (methanol); elem. anal.;20%
dibutyltin chloride
683-18-1

dibutyltin chloride

sodium ascorbate
134-03-2

sodium ascorbate

[(n-Bu)2Sn(L-ascorbic acid(-2H))]

[(n-Bu)2Sn(L-ascorbic acid(-2H))]

Conditions
ConditionsYield
In methanol byproducts: NaCl; (N2); soln. of Sn compd. (1 equiv.) in methanol was added dropwise with stirring to suspn. of ascorbate (2 equiv.) in methanol at 0°C; soln. was warmed to room temp.; refluxed for 3 h; filtered; concd. (vac.); washed (CH2Cl2); recrystd. (methanol); elem. anal.;20%
sodium ascorbate
134-03-2

sodium ascorbate

tripropyltin chloride
2279-76-7

tripropyltin chloride

[(n-Pr)3Sn(L-ascorbate)]

[(n-Pr)3Sn(L-ascorbate)]

Conditions
ConditionsYield
In methanol byproducts: NaCl; (N2); soln. of Sn compd. (1 equiv.) in methanol was added dropwise with stirring to suspn. of ascorbate (1 equiv.) in methanol; soln. was stirred at room temp. for 10 min; refluxed for 6 h; filtered; volatiles removed (vac.); washed (CH2Cl2); dried (vac.); recrystd. (methanol); elem. anal.;20%
sodium ascorbate
134-03-2

sodium ascorbate

2-O-α-D-glucopyranosyl L-ascorbate
129499-78-1

2-O-α-D-glucopyranosyl L-ascorbate

Conditions
ConditionsYield
rat intestinal (or rice seed) α-glucosidase, maltose, thiourea, 0.1 M acetate buffer, 3 h, 50 deg C, in the dark;14%
sodium ascorbate
134-03-2

sodium ascorbate

alpha cyclodextrin
10016-20-3

alpha cyclodextrin

2-O-α-D-glucopyranosyl L-ascorbate
129499-78-1

2-O-α-D-glucopyranosyl L-ascorbate

Conditions
ConditionsYield
Stage #1: sodium ascorbate; alpha cyclodextrin With cyclodextrin glucanotransferase from Thermoanaerobacter sp. In aq. acetate buffer at 40℃; for 24h; pH=4.0; Enzymatic reaction;
Stage #2: With amyloglucosidase from Aspergillus niger In aq. acetate buffer at 60℃; for 2h; Enzymatic reaction; regioselective reaction;
0.27%
sodium ascorbate
134-03-2

sodium ascorbate

β‐cyclodextrin
7585-39-9

β‐cyclodextrin

2-O-α-D-glucopyranosyl L-ascorbate
129499-78-1

2-O-α-D-glucopyranosyl L-ascorbate

Conditions
ConditionsYield
Stage #1: sodium ascorbate; β‐cyclodextrin With cyclodextrin glucanotransferase from Thermoanaerobacter sp. In aq. acetate buffer at 40℃; for 24h; pH=4.0; Enzymatic reaction;
Stage #2: With amyloglucosidase from Aspergillus niger In aq. acetate buffer at 60℃; for 2h; Enzymatic reaction; regioselective reaction;
0.24%
sodium ascorbate
134-03-2

sodium ascorbate

cyclomaltooctaose
17465-86-0

cyclomaltooctaose

2-O-α-D-glucopyranosyl L-ascorbate
129499-78-1

2-O-α-D-glucopyranosyl L-ascorbate

Conditions
ConditionsYield
Stage #1: sodium ascorbate; cyclomaltooctaose With cyclodextrin glucanotransferase from Thermoanaerobacter sp. In aq. acetate buffer at 40℃; for 24h; pH=4.0; Enzymatic reaction;
Stage #2: With amyloglucosidase from Aspergillus niger In aq. acetate buffer at 60℃; for 2h; Enzymatic reaction; regioselective reaction;
0.21%
water
7732-18-5

water

sodium ascorbate
134-03-2

sodium ascorbate

oxygen

oxygen

alkaline solution

alkaline solution

A

oxalic acid
144-62-7

oxalic acid

B

L-threonic acid-4-lactone
21730-93-8

L-threonic acid-4-lactone

Conditions
ConditionsYield
Behandeln des Natrium-Salzes oder anderer Alkalisalze;
sodium metaborate
7775-19-1

sodium metaborate

sodium ascorbate
134-03-2

sodium ascorbate

3Na(1+)*{B(C6H5O6)2}(3-)*3H2O=Na3{B(C6H5O6)2}*3H2O

3Na(1+)*{B(C6H5O6)2}(3-)*3H2O=Na3{B(C6H5O6)2}*3H2O

Conditions
ConditionsYield
In not given pptg. with methanol;
In not given pptg. with methanol;
sodium ascorbate
134-03-2

sodium ascorbate

ascorbic acid
50-81-7

ascorbic acid

hydrogen
1333-74-0

hydrogen

Conditions
ConditionsYield
With tris(2,2'-bipyridyl)ruthenium dichloride; C18H23N3NiS3(2+)*2ClO4(1-) In N,N-dimethyl acetamide; water pH=4; Catalytic behavior; Irradiation;

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