document.write('
'); document.write(''); document.write('
Copper, 铜粉/50g/CAS:7440-50-8'); document.write('¥71
BH-10292-D(导热油/硅油/道康宁/升)'); document.write('¥106.67
Trichloroacetyl chloride, 三氯乙酰氯/500g/CAS:76-02-8'); document.write('¥438
Ethylene oxide(solution), 环氧乙烷(溶液)/50g/CAS:75-21-8'); document.write('¥135