English Name:HAFMIUM TETRACHLORIDE Electrical gradeAppearance:White or light granularCAS NO:13499-05-3Chemical formula: Cl4HfMolecular Weight: 320.3EINECS:236-826-5Assay:99.5%Melting:319℃Boiling point:315.47℃(estimate)Density:3.46g/ml at 25℃(lit) Wt.% major elements:Hf;Theoretical value:55.7255;The actual results:55.4108.Wt.%Impurity elements:Al;The actual results:0.0012 Cr;The actual results:0.0001Cu;The actual results:0.0004Fe;The actual results:0.0016Mg;The actual results:0.0003Mn;The actual results:0.0001Mo;The actual results:0.0002Nb;The actual results:0.0004Ni;The actual results:0.0008Sb;The actual results:0.0003Si;The actual results:0.0013Ti;The actual results:0.0001V;The actual results:0.0001Zr;The actual results:0.1134 Remarks: The product is easy to deliquescent, hydrogen chloride acid mist is produced in moist air, it should be stored and operated under the protection of inert atmosphere. Application: used as intermediate, catalyst, semi-conductor and so on .Packing; 10kg drum or as per customers’ requirement.
Appearance White crystalline powder Odor Characteristically mild Content 99.0% min. Melting Point 65~68℃ Loss on Drying 0.1% max. Residue on Ignition 0.5% max. As 0.0003% max. Pb 0.001% max.
Property :ItemSpecificationAppearanceYellowish oily liquidDensity(20οC)0.921Purity(%)84-85%Allyl Isothiocyanate≤2%Use:It is a new kind of floating collector,consumed less but with an excell
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