d50 1 8 m reactive alumina micro powder

{"cid":"91220361","title":"HA500 Reactive Alumina Micro-Powder with D50 = 0.5\u03bcm for Low-Water Demand and Dense Matrix Refractory Castables","imgUrl":"https:\/\/img.chinax.com\/nimg\/b3\/0d\/4c7587b2e8aada397796be454067-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"HUAO","Model Number":"Reactive Alumina","Minimum Order Quantity":"Negotiation","Delivery Time":"Normally 15 days","Payment Terms":"L\/C,T\/T","D50 Cilas (\u03bcm)":"0.3, 0.5, 0.6","Na\u2082O (%)":"0.08, 0.10","Fe\u2082O\u2083 (%)":"0.02, 0.03","Packaging Details":"25kg\/ 50kg\/ 1000kg\/ 1250kg\/Jumbo(BB); Or As Customer's Requirement","CaO (%)":"0.02, 0.03","Place of Origin":"Shandong, China","SiO\u2082 (%)":"0.03, 0.07","Surface area\/BET (m\u00b2\/g)":"6.5, 7.5, 8.5","D90 Cilas (\u03bcm)":"2.0, 3.0","Certification":"ISO9001, ISO14001, ISO45001","MgO (%)":"0.05, 0.07, 0.10"}}