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Professional China - 2-Pyrrolidone – Y&R
2-Pyrrolidone is colorless to yellowish,clear liquid(above 25℃),it’s soluble in water or organic solvents with chemical stability and non-corrosiveness character. melting point at 24.6℃,boiling point at 245℃,flashing point at 129.4℃. Key Technical Parameters: Appearance @25℃ Clear to colorless liquid Purity 99.0% min. Moisture 0.1% max. Gamma Butyrolactone 0.1% max. 1,4-Butanediol 0.1% max. Color(APHA) 25 max. Applica... -
China Factory - Poly(Methylvinylether/Maleic Acid)Copolymer – Y&R
These polymers are free acid form of the copolymer of Methylvinyl ether and Maleic Anhdride,in liquid form.Avalilable in a range of Molecular weights with tunable rheological properties.Those polymers soluble in water,serve as excellent film formers and bioadhesive/mucosal adhesives. Key Technical Parameters of Solution Form: Types YR-VM/MA20SL YR-VM/MA80SL YR-VM/MA100SL YR-VM/MA200SL Appearance Slightly hazy viscous liquid pH Value(5% in water) 1.5~2.5 1.5~2.5 1.5~2.5 1.5~2.5 Acti... -
Factory Supply - 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... -
Hot Sale - 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... -
China Wholesale - Poly(Methylvinylether/Maleic Acid) Half Esters Copolymer – Y&R
Both types are the copolymers of Monoalkyl ester of poly (methyl vinyl ether/maleic acid),the products forms tough, clear glossy films. Films exhibit tack-free adhesion, have excellent substantivity, and moisture resistance. Soluble in alcohols, esters, ketones and glycol ethers and have good compatibility with aerosol propellants. Key Technical Parameters: Product YR-ES225 YR-BS425 INCI Name Ethyl Esters of PVM/MA Copolymer Butyl Ester of PVM/MA Copolymer CAS# 25087-06-3 25119-68-0 ... -
Top Suppliers - Lactose Compounds – Y&R
Lactose-Starch Compound Spray-drying compound consisting of 85% Lactose Monohydrate and 15% corn starch.It is developed through direct compression,and it integrates excellent fluidity,compressibility and disintegration. Lactose-Cellulose Compound It’s a kind of spray-drying compound consisting of 75% Alpha Lactose Monohydrate and 25% cellulose powder.The produc has excellent fluidity,and is specially designed for direct compression.The tableting technology becomes simple and economica due t... -
Dl-Panthenol USP Powder
DL-Panthenol is the Pro-vitamin of D-Pantothenic acid (Vitamin B5) for using in hair, skin and nail care products. DL-Panthenol is a racemic mixture of D-Panthenol and L-Panthenol.DL Panthenol, is a well known hair conditioner which restores shine & luster to dull hair while also improve tensile strength. Additional,DL-Panthenol is a skin conditioning agent & effective moisturizer.
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China Ascorbyl Tetraisopalmitate
Ascorbyl Tetraisopalmitate is an oil-soluble derivative of Vitamin C that can be used in higher concentrations without drawbacks,Ascorbyl Tetraisopalmitate is one of the most stable derivatives of Vitamin C. Except the general benefits of pure Vitamin C, Ascorbyl Tetraisopalmiate has been shown to offer specific skin brightening benefits.Comparing the pure Vitamin C Ascorbic Acid,Ascorbyl Tetraisopalmitate will not exfoliate or irritate the skin. It is well tolerated by even the most sensitive skin types. Also unlike regular Vitamin C , it can be used in high doses, and for up to eighteen months without oxidizing.Ascorbyl Tetraisopalmitate is the tetraester of Ascorbic Acid and Isopalmitic Acid. it is a clinically proven, stable, oil-soluble vitamin c derivative that provides superior percutaneous absorption and effectively converts to free vitamin c in the skin. this multi-functional ingredient inhibits the activity of intracellular tyrosinase and melanogenesis to brighten, reduces uv-induced cell or DNA damage, provides potent antioxidant functionality, and boosts collagen synthesis.
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China Cosmetic Material Pure Kojic Acid Dipalmitate CAS 79725-98-7
Kojic Acid Dipalmitate is an ester of Kojic Acid offering superior stability. Kojic Acid itself can be prone to instability with color-changes occurring over time, whereas Kojic Dipalmitate retains its stability for longer. It is used as a skin whitening ingredient and to reduce the appearance of age-spots. Kojic Acid Dipalmitate offers more efficacious skin lightening effects.
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High Quality China Pure Natural Apple Extract 98% Phloretin
Phloretin is a new natural skin whitening agent, mainly in apples, pears and other juicy fruit peel and root bark. Phloretin can be used in facial masks, skin care creams, lotions and serums. For the pearl white crystalline powder, soluble in ethanol and acetone, almost insoluble in water.
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China Natural Apple Extract with 98% Phloretin
Phloretin is a new natural skin whitening agent, mainly in apples, pears and other juicy fruit peel and root bark. Phloretin can be used in facial masks, skin care creams, lotions and serums. For the pearl white crystalline powder, soluble in ethanol and acetone, almost insoluble in water.
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China High Purity Phloretin
Phloretin is a new natural skin whitening agent, mainly in apples, pears and other juicy fruit peel and root bark. Phloretin can be used in facial masks, skin care creams, lotions and serums. For the pearl white crystalline powder, soluble in ethanol and acetone, almost insoluble in water.
