High Purity Arsenic 6N,7NImpurity: ppm maxAs-6 Ag 0.002 , Pb/Mg/Ni 0.01each , Al 0.02 , Ca 0.09 , S/Sb 0.10eachCr/Se 0.05 each Te/ Zn 0.04 each ,As-07 Ag 0.001, Pb 0.0005 Al/Te/Mg/Ni 0.005each, Se 0.0

Indium Oxide -In2O3 99.99%min,99.999%min5N 99.999%minCu 0.5ppm, Ca 1.0ppm, Ni 0.5ppm, Cd 0.5ppm, Pb 0.5ppm, Fe 0.5ppm, Sn 1.0ppm, Ti 1.0ppmPacked in polyethylene bottle with sealed plastic bag outside

Melamine C3N6H6 99.8%min,99.0%minWhite powder,Moisture:0.1%,0.2% resp.PH Value:7.5-9.5Ash:0.03%,0.05% resp.Size:10-20micronPacked in Polyethylene bag of 25kg,250kg,500kg,1000kg with PP bag outside.

Molybdenum powder/spraying moly powder99.5%min,99.6%min,99.9%minAl/ca/cu/p/sb 0.001% max each; bi/cdsn/pb 0.0001% max eachC/na 0.005% max each; k/w 0.05% max eachFe 0.006% max, mg/si/ni 0.002% max eac

Neutron Transmutation Doping (NTD) N Type Silicon Single CrystalOrientationResistivity Range(Ω-cm) 30-80; 80-200; 200-600; 5000-10000Resistivity Tolerance(%) ±10; ±15; ±20; ±30;Dislocation (c

Nickle OxideGreen powderNi content:71.5~76.0%,77.5~78.8%Particle size(F. S. S. S)um 3.0,4.0,6.0,8.0For varistor and picture tube, magnetic materials, thermistor20kgs net each, Paper or iron barrel wit

Phosphorus 6N 7N 99.9999%minAs/Al/Mg/Bi/Ca 0.05ppm max each,Fe/S/Mn/Cu/Co 0.02ppm max each,Ag/Pb 0.01ppm max each,Packed in Schotte Glass bottle 500g,1000g each, sealed tin can outside

Silicon Single Crystal Polishing WafersDiameter(mm)30-40;40-65;65-80;80-102Thickness( ≥µm )300;350;400;450Thickness tolerance(±µm) 20Bow(≤µm )20;25;30;40Taper(≤µm)8;10;15;20Flat

Tellurium Oxide 4N 99.99%, 5N 99.999%TeO2 Purity:99.99%Cu/Fe/Al/As/Si/Mg 10ppm each, Pb/Se 20ppm eachTeO2: Purity:99.999%minCu/Al/Pb/Fe 0.5ppm max each ,Cd 1.0ppm maxFor crystal growthPacked in polyet