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Good Quality - Biotin – Y&R
Biotin also named as D-Biotin,Vitamin H,Vitamin B7,it is white or almost white,crystaline powder or colourless crystals,very slightly soluble in water,alcohol,practicaly insoluble in acetone.It dissolves in dilute solutions of Alkali Hydroxides. Key Technical Parameters Appearance White or off-white powder Identifications (A,B,C) Conforms to USP Assay 97.5%~100.5% Impurities Individual Impurity:not more than 1.0%Total Impurities:not more than 2.0% Specific Rotation +89°~+93° Resi... -
Professional China - Sodium Hyaluronate – Y&R
The Chemical View on Hyaluronans Hyaluroan family is composed by a wide group of different molecular weight,the basilar unit of the polymer is disaccharide of β(1,4)-glucuronic acid-β(1,3)-N-Acetalglucosamine.It is part of the glycosaminoglycan family. Hyaluronan is a stable molecule,with good flexibility and exceptional rheological properties.In vivo it is produced by hyaluronan synthase enzymes starting from activated nucleotide sugars(UDP-Glucuronic acid and UDP-N-Acetylglucosamine) and de... -
Top Suppliers - Polyquaternium-28 – Y&R
Polyquaternium-28 is a polymeric quaternary ammounium salt consisting of Vinylpyrrolidone and (3-Methacrylamidopropyl) Trimethylammonium Chloride.Acts as a film forming and conditioning agent,it forms clear,flexible but no viscous film,and offers lubricity and good stability of hydrolysis under low or high PH value,exhibits superior compatibility with most non-ionic and amphoteric surfactants.It can improve conditioning as well as styling properties of hair with little accumulation.Imparts ex... -
High Quality - N-Dodecyl-2-Pyrrolidone – Y&R
N-Dodecyl-2-Pyrrolidone acts as wetting agent,is sparingly soluble in water and soluble in most organic solvents.It is a low-foaming,nonionic surfactant with an HLB of 3 and has no critical micelle concentration.N-Dodecyl-2-Pyrrolidone exhibits greater efficiency in static Surface tension reduction,it interacts with anionic surfactants,forming mixed micelles,which greatly enhances its solubility,resulting in a synergistic surface tension reduction and wetting enhancement.The key properties of... -
Good Quality - Crospovidone – Y&R
Crospovidone is a crosslinked PVP,insoluble PVP,it is hygroscopic,insoluble in water and all other common solvents,but it swells rapidly in aqueous solutbition without any gel froms.Its; classified as Crospovidone Type A and Type B according to the different particle size. Key Technical Parameters: Product Crospovidone Type A Crospovidone Type B Appearance White or yellowish-white powder or flakes Identifications A.Infrared Absorption B.No blue color develops. C.A Suspension is for... -
Best Price - Carbomer 940 – Y&R
Carbomer 940 is a cross-linked polyacrylate polymer. It is an extremely efficient rheology modifier capable of providing high viscosity and forms sparkling clear water or hydroalcoholic gels and creams.Carbomer 940 polymer short flow (non-drip) properties are ideal for applications such as clear gels, hydroalcoholic gels, creams. Key Technical Parameters: Appearance White Powder,fluffy Odor Slightly Acetic Vicosity 0.2% Neutralized Solution 20,000~35,000 0.5% Neutralized Solution 4... -
China Wholesale - DL-Panthenol 75% – Y&R
DL-Panthenol 75% is a great humectants,it’s a colorless to pale yellow viscous liquid,soluble in water,alcohol,propylene glycol.DL-Panthenol is also known as Provitamin B5,which plays a key role in the human intermediary metabolism.Deficiency of Vitamin B5 can result in many dermatological disorders.DL-Panthenol is applied in almost all types of cosmetic preparations.DL-Panthenol cares hair,skin and nails.In skin,DL-Panthenol is a deep penetrative humectants.DL-Panthenol can stimulate the gro... -
Skin care raw material Kojic Acid Dipalmitate
Kojic Acid is known as 5- hydroxyl -2- hydroxymethyl -1 and 4- piranone. It is a weak acidic organic compound made by fermentation of microorganisms.Fine tramperic acid is a white or yellowish needle like crystal; easily soluble in water, alcohol and acetone, slightly soluble in ether, ethyl acetate, chloroform and pyridine, insoluble in benzene; its molecular formula is C6H6O4,Molecular weight142.1,Melting point153～156℃. Key Technical Parameters Appearance White or off white crystal As... -
Whitening Agent Kojic Acid Dipalmitate
Kojic Acid Dipalmitate (KAD) is a derivate product from Kojic Acid, it is also known as Kojic Dipalmitate.Kojic Acid Dipalmitate is a popular skin-whitening agent. Before introducing Kojic Acid Dipalmitate.Kojic Acid is fermented and purified by glucose or sucrose under the action of koji. Its whitening mechanism is to inhibit both tyrosinase activity and N-DHICA oxidaSe activity. Also it can block dihydroxyindole polymerization. Kojic Acid is a rare single whitening agent that inhibits multi... -
Soap Ingredient Kojic Acid||Tianjin YR Chemspec
Kojic Acid is known as 5- hydroxyl -2- hydroxymethyl -1 and 4- piranone. It is a weak acidic organic compound made by fermentation of microorganisms.Fine tramperic acid is a white or yellowish needle like crystal; easily soluble in water, alcohol and acetone, slightly soluble in ether, ethyl acetate, chloroform and pyridine, insoluble in benzene; its molecular formula is C6H6O4,Molecular weight142.1,Melting point153～156℃. Key Technical Parameters Appearance White or off white crystal As... -
Skin Lightening and brightening agent Ascorbyl Tetraisopalmitate From China
Ascorbyl Tetraisopalmitate,also called Tetrahexyldecy Ascorbate,it’s a molecule derived from vitamin C and isopalmitic acid. The effects of the product are similar to those of vitamin C, most importantly it is able to act as an antioxidant. Ascorbyl Tetraisopalmitate reduces the production of oxidizing agents, which contribute to cell damage after exposure to UV or chemical hazards.The prodcut can protect against DNA damage and skin darkening caused by UV exposure. And,skin visual appea... -
High Purity Ascorbyl Tetraisopalmitate
Ascorbyl Tetraisopalmitate,also called Tetrahexyldecy Ascorbate,it’s a molecule derived from vitamin C and isopalmitic acid. The effects of the product are similar to those of vitamin C, most importantly it is able to act as an antioxidant. Ascorbyl Tetraisopalmitate reduces the production of oxidizing agents, which contribute to cell damage after exposure to UV or chemical hazards.The prodcut can protect against DNA damage and skin darkening caused by UV exposure. And,skin visual appea...
