We can supply various grades of znic oxide with competitive quality and price! 1.Product Name: ... powder3Density:5.6064.Melting Point:1975°c5.Purity:96%,98%,99%,99.5%,99.7%,99.8%6.Solubility ... good dynamic performance make rubber products have good anti-oxide property with little deformation,low heat generation and high ... .8.As the responsible manufacturer of zinc oxide:HENAN KINGWAY CHEMICALS CO.,LTD Zinc ...