... 1.Description :Industrial Naphthalene is white, reddish or yellowish flake crystallization. It has special odour and it is easy to ... 0.04 (excellent grade), ≤ 0.06 (first level),≤ 0.08 (qualified level)ash:≤ 0.01(excellent grade),≤0.01(first ... new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Yellowish flake crystallization industrial naphthalene,naphthaline