Competitive Advantage: 1. Rich experience. Our company is a professional production leading factory in China in pharmaceutical area of many years, our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country, and we have got very good feedback from our customers, we had Established long friendly relations of cooperation. High quality, best price! 2. Great quality, purity and favourable. Good quality is one of our secret success, welcome order the samples, MOQ just 10 grams. 3. Safe and fast delivery. We have warehouse in Australia, Canada and England, we have large amounts of stock in the warehouse, can ship to you directly from our foreign warehouse! So we can delivery quickly at the very day when receive the payment. And We offer melting powder into liquid service. 4. Good after-sales service. Tell the package update ASAP, and will try best solve when customer encountered various problems. Test Items Specification Test Results Appearance: White or almost white crystalline powder White crystalloid powder Loss on drying: <0.5% 0.24% Optical rotation : +79¡ã~+83¡ã 81.4¡ã (HPLC)Assay: 97-103.0% 98.31% Free acid: 0.5%max 0.36% Conclusion: The aboye product conforms analysis standard