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Ruiyuan Group Limited

Supplier From China
Jul-01-08
Supplier : Ubidecarenone coenzyme q, water soluble coenzyme q, sodium saccharin, green tea extract, ginkgo biloba extract, l-carnitine, l-glutamine, l-carnitine hydrochloride, acetyl-l-carnitine hcl, l-carnitine-l-tartrate, l-carnitine fumarate.

Established: 1999

Verification Status



Contact Details:
No.188, Zhangyang
Shanghai 200122
China


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More Items Similiar to: Ruiyuan Group Limited

Jul-23-08
 
For centuries, green tea has been prized for its delicate flavor and exceptional health benefits. Now modern science has revealed the chemistry behind the lore: green tea contains high levels of polyphenols and catechins- highly potent antioxidants.

Ruiyuan's teavitatm premium quality green tea extracts are produced in our gmp certified facilities from premium-grade chinese green tea. And, to insure that you get the phytonutrients most responsible for green tea's biological effects, our extracts are standardized for polyphenols, catechins, and caffeine.
Jul-23-08
 
Chemical name2-[(all-e)-3, 7, 11, 15, 19, 23, 27, 31, 35, 39-decamethyl-2, 6, 10, 14, 18, 22, 26, 30, 34, 38-tetracontadecaenyl]-5, 6-dimethoxy-3-methyl-p-benzoquinone
Cas no. 303-98-0
Sourcesolanesol
Specification98%101% hplc
Physical and chemicalproperties
Appearance: yellow or orange crystalline powder
Melting point: 4852
Molecular formula: c59h90o4
Solubility: soluble in chloroform, benzene, acetone, aether or hexane, very slightly soluble in ethanol, practically insoluble in water.
Jul-23-08
 
Namewater soluble coenzyme q10
Chemical name2-[(all-e)-3, 7, 11, 15, 19, 23, 27, 31, 35, 39-decamethyl-2, 6, 10, 14, 18, 22, 26, 30, 34, 38-tetracontadecaenyl]-5, 6-dimethoxy-3-methyl-p-benzoquinone

Cas no. 303-98-0
Specification20% (hplc)
Physical and chemical properties
Appearance: light yellow granule
Molecular formula: c59h90o4
Molecular weight: 863.36
Dispersity: to prepare water soluble coenzyme q10 solution (10ml) whose concentration is 1mg/ml. Distilled water is used. The solution shall be placed for 30 minutes after 15 seconds vibration. Appearance shall be observed and no suspended materials and sediments shall be found.
Solubility: to prepare water soluble coenzyme q10 solution (10ml) whose concentration is 1mg/ml. Distilled water is used. The solution shall be extracted by ultrasonic for 1 hour and be centrifugalized for 10 minutes at the speed of 2000r/min. The content of clear solution shall be measured. (in case of coenzyme q10, the solubility of it shall not be lower than 95 %. ).
GOLD Member
VERIFIED
Jun-24-22

L-Carnitine Fumarate Cas No.90471-79-7

$0.75
MOQ: 1000  Kilograms
Sample Available
 
L-Carnitine Fumarate, CAS No.90471-79-7, is stable form of L-Carnitine manufactured through chemical synthesis from L-Carnitine and Fumaric Acid. L-Carnitine Fumarate. It has a white, hygroscopic crystalline powder appearance and is water soluble. L-Carnitine Fumarate is a functional food additive that is used for protein supplementation. It can be used in health products, sports beverages and infant food.

As an experienced L-Carnitine Fumarate manufacturer and supplier, we has been supplying and exporting L-Carnitine Fumarate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.

L-Carnitine Fumarate Specification
Item Specification
Appearance White Crystals or White Crystalline Powder
Specific rotation -16.5~-18.5
Residue on ignition 0.5%
Solubility Clarification
PH 3.0~4.0
Loss on drying 0.5%
L-Carnitine 58.5 ±2.0%
Fumaric Acid 41.5 ±2.0%
Assay 98.0%
Heavy Metals 10ppm
Lead(Pb) 3ppm
Cadmium (Cd) 1ppm
Mercury(Hg) 0.1ppm
Arsenic ( As) 1ppm
CN- Not detectable
Chloride 0.4%
TPC < 1000Cfu/g
Yeast & Mold < 100Cfu/g
E.Coli Negative
Salmonella Negative
GOLD Member
VERIFIED
Jun-24-22

L-Carnitine L-Tartrate Cas No.36687-82-8

$25
MOQ: 1000  Kilograms
Sample Available
 
L-Carnitine L-Tartrate, CAS No.36687-82-8, white crystalline powder, manufacturing process via chemical synthesis from L-Carnitine and L-Tartaric Acid. L-Carnitine L-Tartrate is widely used as a weight-loss and fat-burning supplement in body building. Such as in health products, sports beverages, and infant foods.

As an experienced L-Carnitine L-Tartrate manufacturer and supplier, we has been supplying and exporting L-Carnitine L-Tartrate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.

L-Carnitine L-Tartrate Specification
ITEM STANDARD
Appearance White crystalline powder
Specific rotation -9.5~11.0
Residue on Ignition % 0.5
Heavy Metals (ppm) 10
Arsenic(ppm) 1
Solubility Clarification
PH(1%water solution 3.0-4.5
Water content % 0.5
L-Carnitine % 68.5 ±1.0
L-tartaric acid % 31.8 ±1.0
Assay % 98
GOLD Member
VERIFIED
Jun-24-22

L-Carnitine Cas No.541-15-1

$9.50
MOQ: 1000  Kilograms
Sample Available
 
L-Carnitine, CAS No.541-15-1, is a quaternary ammonium compound manufactured through chemical synthesis, available as white fluid powder used as safe nutritional supplements in body building. L-Carnitine is usually available as L-Carnitine Fumarate and L-Carnitine L-Tartrate. L-Carnitine is used in sports beverage, infant food and animal feeds.

As an experienced L-Carnitine manufacturer and supplier, we has been supplying and exporting L-Carnitine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.


L-Carnitine Specification
Items Specifications
Appearance White Crystals or crystalline powder
Identification Chemical Method or IR or HPLC
Appearance of Solution Clear and Colourless
Specific Roatation -29-32
PH 5.5-9.5
Water Content % 1
Assay % 97.0 103.0
Residue on Ignition % 0.1
Residue Ethanol % 0.5
Heavy Metals PPM 10
Arsenic PPM 1
Chloride % 0.4
Lead PPM 3
Mercury PPM 0.1
Cadmium PPM 1
Total Plate Count 1000cfu/g
Yeast & Mold 100cfu/g
E. Coli Negative
Salmonella Negative
GOLD Member
Mar-18-24
 
Potassium Monopersulfate compound, a white, free flowing crystalline granule, is non-toxic, odorless, and easily soluble in water. It is an efficient, environmentally friendly, and multifunctional acidic oxidant.
General Information
Product Name Potassium Monopersulfate compound
CAS 70693-62-8
Chemical formula 2KHSO5 KHSO4 K2SO4
Molecular weight 614.7


Specification
Appearance White, free flowing granule
Available Oxygen, % 4.5
KHSO5,  % 42.8
Loss on Drying  % 0.15
Bulk Density, g/L 0.80
pH (10g/L,25 C) 2.0 .4
Sieve Residue on 75 m test sieve, % 90.0

Packaging
Product is packaged in plastic woven bags lined with polyethylene film, with a net weight of 20kg/bag or 50kg, or the packaging form and net content can be determined through negotiation according to customer requirements.

Storage
Store in a cool and well ventilated warehouse to prevent exposure to sunlight, rain, and moisture. Prohibit mixing with reducing substances for storage.
GOLD Member
Feb-02-18
 
Commodity: Calcium carbide
Molecular formula:CaC2
Molecule Weight: 64.10
H.S code:28491000
CAS: 75-20-7
UN NO.1402
HAZARD CLASS: 4.3

Application: It is a kind of basic material for organic synthesis, and can produce acetylene gas for cutting and welding, also be material for calcium cyanamide.

Appearance: Grey, black solid, purple when its purity is more than 90%.
Granule:4-25mm / 15-25mm / 25-50mm / 50-80mm /25-80/ 80-120mm

Package: Net in 100kg or 50kg new iron drums with nitrogen.

Specification: GB10665-2004

Specification Superfine Grade First Grade Second Grade
Gas yield(L/kg)L/kg 305 295-305 285-295
PH3 content in acetylene (PH3%) 0.06 0.08 0.08
H2S content in acetylene (H2S%) 0.1 0.1 0.1

Loading weight in 1 x 20fcl:22.5mt
GOLD Member
Aug-06-22

2 - Naphthol

$2.30K
MOQ: Not Specified
 
2-Naphthol Basic information
Chemical Properties Application Preparation
Product Name: 2-Naphthol
Synonyms: c.i.37500;c.i.azoiccouplingcomponent1;c.i.developer5;Developer A;Developer AMS;Developer BN;developera;developerams
CAS: 135-19-3
MF: C10H8O
MW: 144.17
EINECS: 205-182-7
Product Categories: Fluorescent;Naphthalene;pigments;alcohol;MICROCIDIN;Color Former & Related Compounds;Developer;Functional Materials;Intermediates;Aromatic Compounds;Alphabetical;Bioactive Small Molecules;Biochemicals and Reagents;Building Blocks;C9 to C20+;Cell Biology;Chemical Synthesis;Fluorescent Indicators and Probes;Fluorescent Probes;Labels;N;Organic Building Blocks;Oxygen Compounds;Particles and Stains;pH Sensitive Probes and Indicators;Phenols;Dyestuff Intermediates;Aromatics
Mol File: 135-19-3.mol


2-Naphthol Chemical Properties
Melting point 120-122 C(lit.)
Boiling point 285-286 C(lit.)
density 1,28 g/cm3
vapor density 4.97 (vs air)
vapor pressure 10 mm Hg ( 145.5 C)
refractive index 1.5762 (estimate)
Fp 153 C
storage temp. Refrigerator
solubility methanol: soluble1g/10 mL, clear, colorless to light yellow
pka 9.51(at 25C)
form Powder, Crystals or Granules
color White
PH Range Non& uorescence (8.5) to blue & uorescence (9.5)
Water Solubility 1 g/L (20 C)
�»max 226nm, 265nm, 275nm, 286nm, 320nm, 331nm
Merck 14,6384
BRN 742134
Stability: Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol.
Major Application Display device, semiconductors, photoimaging materials, inks, toner, chalk, security paper, molding materials, tin plating method, rubber, adhesive, leather, detergent, hair dyes, antimitotic drug, anticancer agent, antiinflammatory agent, treatment of acne vulgaris (pimples) and other dermal ailments (rashes, scratches, blemishes, hair loss), disorders
InChIKey JWAZRIHNYRIHIV-UHFFFAOYSA-N
CAS DataBase Reference 135-19-3(CAS DataBase Reference)
NIST Chemistry Reference 2-Naphthalenol(135-19-3)
EPA Substance Registry System 2-Naphthalenol (135-19-3)

Safety Information
Hazard Codes Xn,N
Risk Statements 20/22-50
Safety Statements 24/25-61
RIDADR UN 3077 9/PG 3
WGK Germany 2
RTECS QL2975000
F 8
Autoignition Temperature 430 C
TSCA Yes
HazardClass 9
PackingGroup III
HS Code 29071590
Hazardous Substances Data 135-19-3(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1960 mg/kg LD50 dermal Rabbit > 10000 mg/kg


2-Naphthol Usage And Synthesis

2-Naphthol Preparation Products And Raw materials

Verification Status