We are manufacturers and suppliers of top quality pharmaceutical and research chemicals as well as their intermediates at the very best prices. Place of origin is China Product purity and quality is as high as 99.8% . Delivery within 5 days. Powder, big and small crystalline forms available. Recent and past courier trackings available for your guarantee. Each batch of products undergoes deliberate quality check to ensure it�s highest purity and potency level. Superb Customer Service!!