Product Name: Vitamin C (L-Ascorbic Acid/BP/USP) Model NO.: BP/USP Resource: Chemosynthesis Type: Antioxidant Shelf Life: >12 Months Storage Method: Normal Packaging Material: Paper Shelf Time: 2 Years Sotrage: Can Not Be Stored with Toxic, Corrosive, Volatile Trademark: haitong Transport Package: 25kgs Net In Paper Carton Or Fiber Drum Specification: BP2008/BP2011/USP31/USP33 Origin: China HS Code: 29369000 Product Description As a professional manufacturer and exporter of Vitamin C in China, we have production capacity of 10, 000 metric tons per year and executed up to USP33 and BP2011 standard. Now our product has accounted for 30% share in the market of home and abroad, over 70% is exported to Korea, Japan, Deutschland, Belgium, Australia, United States and Brazil.Granular and coated kind are available from us.Packing: Net 25Kg fiber drum or paper carton lined with PE liner.Available order: 10,000MTbased on good relation with shipment forwarder, we can make best delivery and service for you.Your inquiry will proceed promptly and kindly.ItemsSpecificationAssay99.0-100.5%Specific optical rotation+20.5° C to+21.5° CMelting point190° CSulfated ash≤ 0.1%Oxalic acid≤ 0.2%PH value2.1-2.6Copper (Cu)≤ 5 ppmIron (Fe)≤ 2 ppmHeavy metal(as Pb)≤ 10 ppmMethanol≤ 0.3%Function:It applies mainly to production of various medicine as clinically important material for supplementary cure practice in different sectors. Being food additives, it acts as superior and reliable gent in mutrition , antiseptic and flour processing aspects. It also helps enhance the immune system of animals as being served in feed additiveStorage:shielded from light,dry and cool placement, saled for storage.