Description

We offer Sodium Hyaluronate (HA) as followings: Sodium Hyaluronate (HA) (Hyaluronic Acid) (Cosmetic grade) Specification Name Hyaluronic Acid Characters White or white-like powder Glucuronic acid &#***5;*2.0% Molecular weight &#***5;1.*0×**6 PH 6.**7.5 Loss on drying &#***4;*0.0% Protein &#***4;0.*5% Heavy metals &#***4;*0ppm Bacterial count &#****8;*0CFU/g Mold & Yeast &#****8;*0CFU/g Recommended dosage 0.***0.5% Storage Stored in an airtight container at ***0&#***1; Validity Two years &#****8;Hyaluronic acid (HA) is a mucopolysaccharide composed of repeat disaccharide units of N-acetyl-glucosamine and glucuronic acid.Its main biological role is water retention and lubrication. &#****8;Water retention and anti-wrinkle:the skin moisturize level is closely related to HA content in the demis.As one&#**9;s age increase,HA content in skin decreases.As a result the water retaining ability of the skin is weakened and the skin looks wrinkled.HA solution has high viscoelasticity and lubrity.When it is applied to the skin,it can form an air permeable layer and keep the skin moist and smooth.Low molecular weight HA can penetrate into derims,promote skin blood microcirculation and nutrient absorption.So HA plays a role of wrinkle removing,look improving and health protecting. &#****8;Anti-sunburn action:HA can eliminate active oxygen free radical produced by ultravilet radiation in the epidermis,and protect skin from the damge. &#****8;Repair and prevention action:HA can promote regeneration of being injured skin by accelerating proliferation and differentation of the epidermal cell. &#****8;HA is one of the best matural moisturizing components used in cosmetics and is widely rocommended in all kinds of skin care,hair care products.The supplement is about 0.***0.5%. Welcome to contact me if you have an interest! Contact: Ms.Alex Email: xxxxx Hotmail: sara-xxxxx Hebei Rising Chemical Co.,Ltd.