ItemsStandardsResultsAppearanceLight yellow solidpowderCompliesIdentificationBy IRCompliesBy HPLCWatch Box CompliesLoss on Drying≤1.00%0.85%HeavyMetals≤20ppmCompliesResidue on Ignition&lePrinting Materials ;0.20%0.09%RelatedSubstanceAny single impurity: ≤0.50%0.10%Total Impurities: ≤1.00%0.30%Assay
(HPLC basis on drying)98.0%~102.0%99.75%Reference StandardIn-house StandardConclusionThe productcompliedtoIn-housestandard.StoragePaper Machinery Preserve in tight,light-resistant containers in a cool place