melting point 1089 c sodium metasilicate nonahydrate

{"cid":"91223005","title":"Sodium Metasilicate Nonahydrate Sodium Silicate 9H2O with Melting Point 1089 \u00b0C Alkaline pH 11.5-12.5 and Crystal Water 54%","imgUrl":"https:\/\/img.chinax.com\/nimg\/98\/fa\/71d1767da26204135ca0927a7de2-200x200-1.jpg","attrs":{"Brand Name":"KE HUA","Place Of Origin":"CHINA","Certification":"ISO-9001","Water Solubility":"Highly Soluble","Uses":"Detergent, Cleaning Agent, Water Softener","Chemical Formula":"Na2SiO3 \u00b7 9H2O","Density":"2.61 G\/cm3","Odor":"Odorless","Appearance":"White Powder","Ph (1% Solution)":"11.5 - 12.5"}}