Description: Our Hyaluronic Acid is regularlyexported to the USA, EU, Japan, Korea, Singapore, Malaysia, Australia, etc. We supply Cosmetic grade HA; Food grade HA; Low Molecular Weight HA; Eye drop grade HA, etc. We have certificates such like: Sanitation license; ISO9001:2000; ISO14001:2004; ISO22000:2005; OHSAS18001:1999; HACCP, KOSHER. REACH pre-registration NO. is 05-2117206541-57-0000. Specification: Test ItemsSpecificationTest ResultsAppearanceWhite powderWhite powderGlucuronic Acid (%)≥44.046.29Sodium hyalunate (%) ≥91.095.68Transparency(0.1% aqueous solution) ≥99.099.9pH(0.1% aqueous solution)6.0-7.56.54Molecular Weight (Da) (0.8-2.0)*106 1.34*106Protein,%<0.050.020Loss on Drying≤10.06.74Residue on Ignition, %≤2014.85Heavy Metal(as Pb), ppm<20<10Arsenic,ppm<2<2Bacteria Count,cfu/g<100<10Molds & Yeast, cfu/gNegativeNegativeStaphylococcus aureusNegativeNegativePseudomonas aeruginosaNegativeNegativeHemolysisNegativeNegativeViable Hemolytical StreptococciNegativeNegativeOther Indexes of MicroorganismAccord with The National StandardConclusionUp to grade