Cobalt Powder 
 Name: cobalt powder is not less than%: 99.5,99.9 99.99 Size: -100 mesh, -150 mesh, -200 mesh, -300 mesh --- 2200 acceptance by national standards project quality, the price is lower than market price, I am only responsible for the delivery. Hope to work with you happy customers willing to establish long term business relationship, the company in good faith based, customer first, won the business trust, please call Qia.