Hainan huayan Biotech Co., Ltd., founded in the year 2005 and located in Hainan Island in China, is a high-tech corporation specializing in research, development, manufacturing and marketing of fish collagen and its related products. Well equipped laboratory for collagen with capable experts and professionals has been built up. A production line of fish collagen with a capacity of 500 tons per year was established at the end of 2006.

1) Product Features: After recrystallization refining, product purity as high as 99.5%, almost no free pyridine.

1) Product Features: Based on the liquid of PPS-OH, crystallized by the alcohol. The product is more pure, so the plating is bright white and pure.

1) Product Features: Produced on high pressure, to reduce the damage of active ingredient in bleaching by using physical methods instead of chemical decolorization, with the characteristics of light in color, anti-consumption, strong leveling.2) Quality Standards: Q/LZ 01-2008Appearance: yellow liquidPH Value: 5Dioptre: 74Solubility: No turbidity, Well soluble in waterAssay: 98%Butynediol: 1.

1) Product Features: Produced on high pressure, to reduce the damage of active ingredient in bleaching by using physical methods instead of chemical decolorization, with the characteristics of light in color, anti-consumption, strong leveling.To put in too long, the color will become dark, add a small amount of alkali will be shallow.2) Quality Standards: Q/LZ 02-2008Appearance: Transparent liquidPH Value: 4.

1) Product Features: High purity. Not to store in plastic barrels or ordinary iron drum for too long time, and try to reduce the storage time.

Chemical Name: Propynol ethoxylateMolecular formula: C5H8O2Molecular weight: 100.1CAS NO. 3973-18-01) Product Features: Production of high pressure, deal with in high-vacuum distillation, high purity.2) Quality Standards: Q/LZ 03-2008Appearance: colorless to yellowish liquidSolubility: Well soluble in waterDioptre: 62Assay: min 99%PH Value: 5-6 Density: 1.01-1.

Chemical Name: dibenzenesulfonimide;Bis Benzene sulphonylimide Molecular formula:C12H11NO4S2Molecular weight: 297.4CAS NO. 2618-96-41) Product Features: Using special synthesis and purification technology, product with high purity, can reach more than 97%. The solubility in cold water directly can be 50g/L, and up to 150-180 g/L plus alkali, no sedimentation or floating debris, the product purity.

Cinnamic acid CAS: 621-82-9Molecular formula: C9H8O2Molecular weight: 148.16 Appearance: White to light yellow crystal powder Fragrance: Unique scent Purity: ≥99% Melting point: 132.5-134.5℃ Heavy metals: ≤10ppm Residue on ignition: ≤0.1% Usage: The main use of cinnamic acid is in the manufacture of the methyl, ethyl, and benzyl esters for the perfume industry.

Cinnamyl alcohol English Synonyms: (2E)-3-Phenyl-2-propen-1-ol;1-Phenyl-1-propen-3-ol;2-Propen-1-ol,3-phenyl-;3-Fenyl-2-propen-1-ol;3-phenyl-2-propen-1-o;3-Phenyl-2-propenol;3-phenyl-prop-2-en-1-ol;3-phenylprop-2-en-1-ol CAS NO.: 104-54-1 Assay: 98%Molecular Formula:C9H10O Molecular Weight:134.18 Melting point: 33℃Boiling point:256.6℃ EINECS NO.

CinnamonitrileProduct name: CinnamonitrileCAS No.: 1885-38-7Assay: 97%Packaging: 25kg/drumMolecular Formula: C9H7NMolecular Weight: 129.14Boiling Point: 110℃Appearance: Colorless Or Light Yellow Liquid with scent of vanilla beansSolubility: Dissolve in ethanol and aether,can not dissolve in water.Usage: An important raw material used for fragrance, pharmaceutical intermediate.

Ethyl cinnamate Product name: Ethyl cinnamate CAS RN 103-36-6Package specification: 200KG / barrel Specifications Model: 99% EINECS No. 203-104-6Molecular Formula C11H12O2MW 176.21Signs of dangerous goodsRisk TerminologySecurity terms S24/25Product Description: β-phenyl ethyl acrylate, 3 - styrene-acrylic acid ethyl ester. Almost colorless, oily liquid.

Potassium cinnamateProduct name: Potassium cinnamateCAS Registry Number: 16089-48-8Assay: 99%Molecular Formula: C9H7KO2Molecular Weight: 186Appearence: white or light yellow crystal powderPackaging: 25kg/barrelUsage: Pharmaceuticals intermediatesDescription:1. Potassium cinnamate is synthesized by cinnamaldehyde and potassium carbonate with the help of catalyst.

4-Fluorocinnamic acidChemical Name: 4-Fluorocinnamic acid Molecular Formula: C9H7FO2 Formula Weight: 166.15 CAS No.: 459-32-5Appearance:white crystal powder,it can be solved in ethanol, ethyl acetate and other organic solvent.Assay :99% Page:25kg/barrel Usage：It can be used for organic synthesize.

3-Phenylpropionic acidName: 3-Phenylpropionic acidAlias: Benzylacetic acidHydrocinnamic acid;beta-Phenylpropionic acidBenzenepropanoic acid3-Phenylpropanoic acidBenzenepropionic acidDihydrocinnamic acidCAS: 501-52-0Properties: Prism-like white crystal; MP: 48.5?C, BP:280?C, Density: 1.07; Free soluble in hot-water,alcohol, benzene, chloroform, ether, glacial acetic acid, petr ether and carbon disulfide.

Caffeic acid phenethyl esterCAS:104594-70-9Specification：98%Packaging：25kg/ BarrelMolecular formula: C17H16O4 MW: 284.31 Uses: Effectiveness of the ingredients in a large number of propolis, caffeic acid phenethyl purpose (caffeic acid phenethylester, CAPE) has been identified as the main active component of propolis, one of the many biological activities of propolis are related with the CPAE.

3,4,5-trimethoxycinnamic acidChemical Name: 3,4,5-trimethoxycinnamic acid Molecular Formula: C12H14O5 Formula Weight: 238.24 CAS No.: 90-50-6Appearance:white or canary crystal powder,it can be solved in ethanol, ethyl acetate and other organic solvent.Assay :99%Usage：It can be used for organic synthesize intermediate.

а-methyl cinnamic acidChemical Name: а-methyl cinnamic acid Molecular Formula: C10H10O2 Formula Weight: 162.19 CAS No.: 1199-77-5Physical and chemical properties: white crystal. mp :175-177 ℃, insoluble in water, soluble in ethanol, ethyl acetate and other organic solvents. Content ≥ 99.0%.Uses: used in daily chemical flavor.Appearance:white crystal powder,it can be solved in ethanol, ethyl acetate and other organic solvent.