document.write('
'); document.write(''); document.write('
1,3-Dimethylurea, 1,3-二甲基脲/100g/CAS:96-31-1'); document.write('¥70
BG-C371740(具储存球闪式层析柱/容量250mL/外径17mm/内径13.4mm/磨口24/40/长457mm)'); document.write('¥120