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Necklace Making

Non Premium Member
Company Name: wuhanyuancheng
Contact Person: lily
City: wuhan
Country: China China
Local Time:
E-mail: Premium Membership Required (Join Free Today)
Introduction: Wuhan Yuancheng Gongchuang Technology Co., Ltd. is a leading Chinese chemical supplier special in fine chemical, flavor, food additive, pharmaceutical and intermediates. Resort to its sophisticated technology, the company integrates R&D, producing, operating and marketing into an organic whole.
We invest large fund and brains into R&D, developing new products and pioneering new technics, to meet the demand of the market. All the products from our plants are the fruit of out R&D department, reaching the advanced standard of domestic market, many of which reach the international standard.
Yuancheng factory is in Nanhu Shouyi Industrial District, just by the side of the beautiful South Lake in Wuhan.
Business Type: Exporter, Manufacturer
Areas of Interest: 1. Agriculture & Farm/Product Processing
2. Agriculture & Farm/Product Stocks
3. General & Leisure Goods/Home Supplies
4. Health & Beauty/Cosmetics
5. Health & Beauty/Fitness
6. Health & Beauty/Medical
7. Health & Beauty/Pharmaceuticals
8. Building & Construction/Materials
9. Machinery & Tools/Equipment
10. Machinery & Tools/Machinery
11. Machinery & Tools/Mechanical Lubricants
12. Chemicals/Detergents & Cleaning
13. Chemicals/Equipment
14. Chemicals/Organics
15. Chemicals/Paint & Pigments
16. Raw Materials/Metals
17. Raw Materials/Packaging & Paper
18. Raw Materials/Recycle
19. Computers & Hardware/Computers
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22. Service Industry/Consulting
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32. Electronics & Electricals/Communications
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34. Electronics & Electricals/Power Supplies
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Offers From This Member (20)

CAS No.: 39178-35-3
English Synonyms: cyanuric chloride hydrochloride; isonicotinoyl chloride; cyanuric chloride hydrochloride / isonicotinoyl chloride; chlorinated Isocyanuric; isonicotinoyl chloride hydrochloride
Molecular formula: C6H5Cl2NO
Molecular Weight: 178.02
EINECS No.: 254-331-2
Melting point; 159-161 ° C
Standard: Enterprise standard
Assay: ≥ 98%
Uses: pharmaceutical intermediate
Packing: 1kg / foil bag or according to customers' needs for packaging
Storage: Sealed, kept in a cool dry place
» Chemicals/Equipment
[Sell] Acetylcysteine View details for: Acetylcysteine
Chinese Synonyms: phlegm easy to clean, easy to cough net, MO cough powder
Alias in English: Acetein, Acetylcystein Airbron, Broncholysin Inspir, Lysomucil Mucofilin Sol, Mucomist, Mucomyst
【Pharmacology function】 mucolytics, and its molecular formula containing thiol (-SH), the polypeptide chain and disulfide (-SS-) fracture, reduce the viscosity of sputum, sputum more easily excreted, not only can be dissolved white sputum that can dissolve purulent sputum, applies to a lot of phlegm resistance causing difficulty in breathing and expectoration difficult disorders.
Indications for postoperative expectoration difficulties, acute, chronic bronchitis, bronchiectasis, pneumonia, tuberculosis, emphysema caused by sputum viscosity and expectoration difficulties. Now also used for the treatment of idiopathic interstitial lung.
The pharmacokinetic spray inhalation onset within 1 minute, maximum duration of 5 to 10 minutes. Stripped of acetyl from homocysteine metabolism in the liver after absorption.
Dosage (1) Spray: before use, dissolve into a 10% sodium chloride injection solution, aerosol inhalation, a 3ml, on the 1st 2 or 3 times. For non-emergency situations. (2) tracheal instillation of 5% solution: first aid, and direct instillation through the trachea or endotracheal each 1 ~~ 2ml, 1, 2 or 6 times. (3) intratracheal instillation: First Aid with 5% solution with a syringe tracheal cricoid cricothyroid membrane into the tracheal cavity, each 0.5 to 2ml (baby 0.5ml, child 1ml adult 2ml).
Formulations and specifications] powder: 0.1g (bottle), 5g (bottles)
Adverse reactions
This product can cause cough, bronchospasm, nausea, vomiting and other reactions, reduction to mitigate or withdrawal. Bronchospasm available isoproterenol relief.
Intravenous this drug treatment of severe acetaminophen poisoning, the occurrence of allergic reactions, such as body rash, itching, nausea, vomiting, dizziness, and bronchospasm associated with shortness of breath and tachycardia. Other adverse reactions to angioneurotic edema, hypotension, bronchospasm.
» Chemicals/Organics
[Sell] DL-glutamic acid View details for: DL-glutamic acid
DL-glutamic acid
Assay: 99%
Chemical type C5H9NO4
CAS Number 617-65-2
Quality standards AJI92
Packaging specifications 25KG/ drum
The product description is mainly used as a food flavor materials, also used as biochemical reagents and fermentation raw material, but also amino acid drugs
» Chemicals/Organics
[Sell] L-acetic acid lysinea View details for: L-acetic acid lysinea
L-acetic acid lysinea
CAS :57282-49-2
Number: MB3348
The solubility of the solubility of L-acetic acid lysine, L-acetic acid lysine solubility in water, L-acetic acid lysine dissolved in saline, of L-acetic acid lysine in PBS buffer L-acetic acid lysine in DMSO, ethanol and other organic solvents, the solubility of L-acetic acid lysine in the cell experiments, L-acetic acid lysine in the rat and other animal experiments
» Chemicals/Organics
[Sell] L-arginine L-glutamate crystalline View details for: L-arginine L-glutamate crystalline
L-arginine L-glutamate crystalline
CAS No. :4320-30-3
C11H23N5O6 = 321.33
Level: BR
Assay: ≥ 98.0%
Specific Rotation: +28 ~ +30 º (C = 8,6 N HC1)
Properties: white or nearly white powder, odorless, slightly special taste. Soluble in water, hydrochloric acid and sodium hydroxide solution, slightly soluble in ethanol, insoluble in acetone
Usage: biochemical studies.
Storage: -20 ℃
» Food & Beverages/Food Additives
[Sell] L-Arginine - L-Pyroglutamate View details for: L-Arginine - L-Pyroglutamate
L-Arginine - L-Pyroglutamate
CAS :56265-06-6
EINECS: 260-081-5
Product Specification: 25KG / barrel
Molecular formula: C11H21N5O5
Molecular weight: 303.3
Product Description: white powder, soluble in water, soluble in ethanol, ethyl acetate and other organic solvents.
Production standards: AJI97, USP25, EP5
Usage: (1) pharmaceutical intermediates, medical supplements. In cosmetics as an antioxidant and phenolic derivatives synergy to prevent skin aging. Used as the raw materials of health care products.
» Food & Beverages/Food Additives
[Sell] L-Thioproline View details for: L-Thioproline
Alias L, (-)-Thiazolidine-4-carboxylicacid
Formula C4H7NO2S
Molecular weight of 133.16
CAS Registry No. 34592-47-7
EINECS Registry No. 252-106-3
Physical and chemical properties
Melting point of 203 º C
Than the optical rotation -101 º (C = 1,1 NHCL)
Water-soluble 28.5G / L (20 º C)
Additional Information
» Food & Beverages/Food Additives
[Sell] L-tert-leucine View details for: L-tert-leucine
Quality Standard: Enterprise standard
Assay: 98.0%
CAS NO.: 20859-02-3
Molecular formula: C6H13NO2
Molecular Weight: 131.17
Packing: 25KG /drum
» Food & Beverages/Food Additives
[Sell] N-Acetyl-DL-methionine View details for: N-Acetyl-DL-methionine
English name: N-Acetyl-DL-Methionine
CAS No. :1115-47-5
Production standards: AJI92, USP26, EP4
Transmittance: ≥ 95.0%
Water content: ≤ 0.50%
Assay:98.0 ~ 102.0%
Packaging: 25 kg/drum.
Product Description: White crystals or crystalline powder, with strong acidity.
Main purposes: N-acetyl-DL-methionine is the raw material of the synthetic hormone, is a life-sustaining substances. Is also an important raw material of synthetic medicine; in the food industry
The industry as a food additive, used as additives in feed industry, also widely used in bio-pesticides.
» Food & Beverages/Food Additives
[Sell] N-Acetyl-DL-Leucine View details for: N-Acetyl-DL-Leucine
CAS No. :99-15-0
Chemical structure:
Molecular formula: C8H15NO3
Molecular Weight: 173.21
Properties: White crystal or crystalline powder.
» Food & Beverages/Food Additives
[Sell] N-acetyl-D-glucosamine View details for: N-acetyl-D-glucosamine
CAS Number :7512-17-6
Molecular formula: C8H15NO6
Molecular Weight: 221.20
Main components:
Assay: the content of greater than 99%
This product is white to light yellow powder, poor mobility, odorless, soluble in water, insoluble in organic solvents such as ethanol, propanol.
Uses: N-acetyl-D-glucosamine is the basic unit of many important polysaccharides in biological cells, especially the highest content of the exoskeleton of crustaceans. It is an important precursor for the synthesis of bifidus factor, has many important physiological functions in vivo. Clinical drug for the treatment of rheumatic and rheumatoid arthritis. It can also be as a food antioxidant and infant food additives, diabetic patients sweeteners. For clinical use to enhance the body's immune system, inhibit the excessive growth of cancer cells or fibroblasts, to restrain and therapeutic effects of cancer and malignant neoplasms; can play an effective treatment for a variety of inflammatory osteoarthritis and joint pain treatment.
» Food & Beverages/Food Additives
[Sell] Product Name: N-acetyl-L-glutamic View details for: Product Name: N-acetyl-L-glutamic
Product Name: N-acetyl-L-glutamic
CAS Number :1188 -37-0
Packaging Specifications: 25
Assay: 98%
Product description:
N-acetyl-L-glutamic acid
CAS #: 1188-37-0
Molecular formula: C7H11NO5
Molecular Weight: 189.17
Appearance: colorless crystal.
Assay ≥ 99% (T);
melting point :194-196 ° C;
» Food & Beverages/Food Additives
[Sell] Glycine ethyl ester hydrochloride View details for: Glycine ethyl ester hydrochloride
Glycine ethyl ester hydrochloride
CAS Number :623-33-6
Packaging Specifications: 25
Assay: 98%
Product description:
Appearance: white crystalline powder
Usage: mainly used for pyrethroid pesticides and pesticide intermediates, such as in steam fog.

» Food & Beverages/Food Additives
[Sell] DL-methionine View details for: DL-methionine
CAS NO: 59-51-8
Chemical formula: C5H11NO2S
Characteristics and Uses: White flaky crystal or crystalline powder. There are special smell. Slightly sweet taste. No optical activity. Stable to heat and air. Acid instability can lead to demethylation. Is a nutritional supplement.
Quality standards: AJI92
Project results
+5.6 - +8.9 Specific Rotation
Transmittance ≥ 98%
Assay: 98-102
Heavy metals (as pb, GT-16-2) ≤ 0.002%
PH value of 0.5-2.0
Arsenic salt% ≤ 0.0001
Loss on drying ≤ 0.01
Residue on ignition% ≤ 0.001
Packaging and transportation:
Packaging: Net weight 25kgs / box
Transportation: Handle gently. To prevent the sun, rain, can not be mixed with toxic and hazardous materials transport; product is non-dangerous goods according to transport as common chemicals.
Storage: Store in a clean and dry dark environment mixed with toxic substances is strictly prohibited, to avoid contamination
» Food & Beverages/Food Additives
[Sell] L-glutamic acid View details for: L-glutamic acid
L-glutamic acid
Chemical Name: L-2-amino-glutaric acid, L-alpha-amino-glutaric acid
CAS No. :56-86-0
Molecular formula: C5H9NO4
Molecular Weight: 147.13
Assay: 99%
Appearance: white crystalline powder, almost odorless, has a special taste and sour. Soluble in water
Melting point: 189 ° C
224 degrees to 225 degrees decomposition.
Saturated aqueous solution of pH value of about 3.2.
Insoluble in water, the actual dissolved in ethanol and ether, easily soluble in formic acid. Solubility (g/100g water); 0.72 (20 degrees), 1.51 (40 degrees), 3.17 (60 degrees), 6.66 (80 degrees).
Uses: In food industry: used as a condiment, commodities such as MSG and MSG. Used for the generation of salts, nutritional supplements, flavor enhancer
Packing: 25 kg / cardboard drum
» Food & Beverages/Food Additives
[Sell] Sarcosine View details for: Sarcosine
Molecular formula: C3H7NO2
Molecular Weight: 89.09
CAS No. :107-97-1
Appearance: white crystalline powder, almost odorless, slightly sweet, the deliquescence performance soluble in water slightly soluble in ethanol, insoluble in ether.
Assay: ≥ 98%
Melting point :204-212 ° C
Specific rotation: ≤ 0.5
Usage: industrial supplies dye stabilizers, daily chemicals for amino acid surfactant, has recently become the health care drugs fatigue recovery agent - the main raw material for production of creatine monohydrate, the synthesis of anti-enzyme agents, biological agents.
Packaging: 25kg / drum
» Food & Beverages/Food Additives
[Sell] L-arginine hydrochloride View details for: L-arginine hydrochloride
L-arginine hydrochloride
CAS No. :1119-34-2
Molecular formula: C6H14N4O2
Molecular Weight: 174.20
Appearance: white crystal or crystalline powder, special acidity, soluble in water and formic acid, slightly soluble in ethanol.
Assay: 99.0 ~ 101.0%
Production standards: AJI92, USP26
Rotation: +22.1 ~ +22.9
Heavy metals ≤ 10ppm
Moisture content ≤ 0.20%
Residue on ignition ≤ 0.10%
PH 4.7 ~ 6.2
Use: L-arginine hydrochloride, the active ingredient is L-arginine, used in medicine to help wound healing, stimulate the development of the immune system, enhance the secretion of hormones, promote urinary circulation, reduce blood ammonia levels, treatment of ammonia poisoning. Acute viral hepatitis, chronic persistent hepatitis and cirrhosis have a better therapeutic effect, and the prevention and treatment of fatty liver, play an effective hepatoprotective effect.
Packing: 25kg/drum
» Food & Beverages/Food Additives
[Sell] L-tyrosine View details for: L-tyrosine
CAS No. :60-18-4
Product Description: White crystals or crystalline powder, odorless, soluble in formic acid, insoluble in water, soluble in ethanol and ether.
Production standards: AJI92, USP26, EP4
Molecular Weight: 181.20
Density: 1.456 (l)
Melting point (° C): 1: 342 ~ 344 (decomposition); d: 310 to 314 (decomposition); dl,: 340 (decomposition)
Traits: l-body out from the water crystallization, colorless to white mercerized needle crystal or crystalline powder; the d-body from the water crystallization as colorless crystals; dl - the body from the water crystallization shiny needle-like crystals
Use: (1) medicine used for hyperthyroidism; food additives.
2 is an important biochemical reagents, the main raw material for the synthesis of peptide hormones, antibiotics, L-dopa and other drugs.
Widely used in agricultural scientific research, but also for beverage additives and the preparation of artificial insects feed
» Food & Beverages/Food Additives
[Sell] Levodopa View details for: Levodopa
Formula C9H11NO4
Molecular weight of 197.19
CAS No. 59-92-7
EINECS Registry No. 200-445-2
Melting point 295 oC
Than the optical rotation -11.7 o The (C = 5.3, 1N HCl)
Hazard Symbols Xn (harmful)
Risk Codes R22 (Harmful if swallowed)
Safety instructions S24/25 (avoid contact with skin, eyes)
Use: to antiparkinsonian drugs. Through the blood-brain barrier into the brain tissue into dopamine by dopa decarboxylase decarboxylation to play a role.
For essential tremor paralysis and non-drug immunogenicity paralysis agitans syndrome, pair, mildly better, less severe or elderly.
» Food & Beverages/Food Additives
[Sell] L-leucine View details for: L-leucine
CAS No. :61-90-5
Molecular formula: C6H13O2
Appearance: white gloss hexahedral crystals or white crystalline powder. The slightly bitter taste.
Assay 98.5 ~ 101.5%
Melting point: 293 to 295 ° C (decomposition).
Natural materials found in the spleen, heart, and in the form of the protein exists in a variety of plant and animal tissues, can free out of the decomposition of corruption.
Quality Standard: FCC
Specific rotation +14.5 ~ +16.5 °
Heavy metals (Pb) ≤ 0.002%
Lead ≤ 10mg/kg
Loss on drying ≤ 0.2%
Chloride ≤ 0.1%
Use: nutritional supplements. Preparation of amino acid infusion and amino acid preparations, hypoglycemic agents, plant growth promoters. Used as a spice, improve food flavor.
Packing: 25KG / cardboard drum
» Food & Beverages/Food Additives
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