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BG-A452440(温度计接头/温度计套管/7mm内径橡胶套管/磨口24/40)'); document.write('¥20.8
Ruthenium dioxide, 二氧化钌/1g/CAS:12036-10-1'); document.write('¥590
Dihydropyran, 3,4-二氢-2H-吡喃(二氢吡喃)/500mL/CAS:110-87-2'); document.write('¥440
DZ-BG-气体保护皿'); document.write('¥186.4
BG-A611420(直型抽气接头/玻璃节门/磨口14/20)'); document.write('¥52
BG-D232950G(升华器/50mL/磨口29/42/有效长度80mm)'); document.write('¥320