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Good Quality - DL-Panthenol 50% – Y&R
DL-Panthenol 50% 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... -
Famous Suppliers - PVP Iodine – Y&R
PVP Iodine,also called as PVP-I,Povidone Iodine.Exists as free flowing,redish brown powder,non-irritant with good stability,dissolve in water and alcohol,insoluble in diethylethe and chloroform. Broad spectrum biocide; Water soluble, also soluble in: ethyl alcohol, isopropyl alcohol, glycols, glycerin, acetone, polyethylene glycol; Film-forming; Stable complex; Less irritating to skin and mucosa; Non-selective germicidal action; No tendency for generating bacterial resistance. Key Technical P... -
Good Quality - DL-Panthenol Powder – Y&R
DL-Panthenol is a great humectants,with white powder form,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 growth of epithelium and has an... -
Professional China - Alpha-Arbutin – Y&R
Alpha Arbutin exhibits impressive tyrosinase inhibition and is nine times more effective than Beta-Arbutin. Very low IC50 values indicates the power of Alpha-Arbutin. The outstanding efficacy of Alphar-Arbutin is due to its perfect affinity to the active site of tyrosinase. Alpha-Arbutin is water soluble and easily incorporated into the water phase of cosmetic formulations. It is stable againsthydrolysis as tested in the pH range from 3.5 – 6.6. Suggested concentration: 0.2% when formu... -
Best Quality - Poly(Methylvinylether/Maleic Anhydride)Copolymer – Y&R
Insoluble in water , soluble in THF , Acetone , etc.Hydrolysis happens in water under proper condition.For production of di-acid products and half ester products. Key Technical Parameters: Types YR-VM/MA AP13 YR-VM/MA AP30 YR-VM/MA AP70 YR-VM/MA AP125 YR-VM/MA AP250 Appearance Whiter to off-white free flowing powder Specific Viscosity(1% in 2-Butanone) 0.1~0.5 0.5~1 1.0~1.5 1.5~2.5 2.5~4.0 Molecular Weight 130,000~200,000 200,000~500,000 500,000~1,000,0000 1,000,000~1,800,000 1,800... -
Best 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... -
Top Suppliers - D-Panthenol – Y&R
D-Panthenol is a viscous liquid derivative of pantothenic acid and has been specially developed for topical applications.Very soluble in water, readily soluble in alcohol, soluble in glycerol, slightly soluble in ether, insoluble in vegetable oils, mineral oils and fats. Key Technical Parameters: Identification A Conforms to USP Identification B Conforms to USP Identification C Conforms to USP Appearance Colorless,Viscous and clear liquid Assay(Anhydrous basis) 98.0%~102.0% Speci... -
Good Quality - Carbomer 941 – Y&R
Carbomber 941 gives permanent emulsions and suspensions at low viscosity, even with ionic systems. The gels produced with this polymer have excellent clarity.It’s more efficient than Carbomer 934 and Carbomer 940 at low and moderate concentrations. Suggested applications include clear gels, hydro-alcoholic gels, and lotions. Key Technical Parameters: Appearance White Powder,fluffy Odor Slightly Acetic Vicosity 0.05% Neutralized Solution 700~3,000 0.2% Neutralized Solution 2,000~7,00... -
Best Quality - Phloretin – Y&R
Phloretin is a dihydrochalcone,a type of natural phenol. Phloretin is a member of the class of dihydrochalcones that is dihydrochalcone substituted by hydroxy groups at positions 4, 2′, 4′ and 6′. It has a role as a plant metabolite and an antineoplastic agent. It derives from a dihydrochalcone. Phloretin is a plant polyphenol with a dihydrochalcone structure. It is present in the peel and root bark of succulent fruits such as apples and pears, and in various vegetable juice... -
Top Suppliers - Tetra-Needle Like Zinc Oxide Whisker – Y&R
Tetra-Needle like Zinc Oxide Whisker,also named as Tetra-Needle like ZnO Whisker. Tetra-Needle like Zinc Oxide Whisker is a high tech material,which is a new product we are in the developing with a famous Chinese University,an ‘Enterprise-University Cooperation’ Project.Tetra-Needle Like Zinc Oxide Whisker has excellent properties for using in multi-industries. Super High Strength:Tetra-Needle like ZnO Whisker as single crystal wurtzite structure,has almost no structural defects,belongi... -
Leading Manufacturer – Tetra-Needle Like Zinc Oxide Whisker – Y&R
Tetra-Needle like Zinc Oxide Whisker,also named as Tetra-Needle like ZnO Whisker. Tetra-Needle like Zinc Oxide Whisker is a high tech material,which is a new product we are in the developing with a famous Chinese University,an ‘Enterprise-University Cooperation’ Project.Tetra-Needle Like Zinc Oxide Whisker has excellent properties for using in multi-industries. Super High Strength:Tetra-Needle like ZnO Whisker as single crystal wurtzite structure,has almost no structural defects,belongi... -
Top Suppliers - N-Ethyl-2-Pyrrolidone – Y&R
N-Ethyl-2-Pyrrolidone is a colorless to slightly yellowish liquid with a faint amine odor, as an aprotic and highly polar organic solvent is completely miscible with water . Key Technical Parameters: Appearance Colorless to Slightly yellow liquid Purity 99.5% min. Water 0.1% max. g-Butyrolactone 0.1% max. Amines 0.1% max. Colour(APHA) 50 max. Applications: Used as Intermediates for the synthesis of agrochemicals, pharmaceuticals, textile auxiliaries, plasticizers, polymer so...
