document.write('
'); document.write(''); document.write('
1,2:5,6-Bis-O-(1-methylethylidene)-D-mannitol, 双丙酮-D-甘露糖醇/100g/CAS:1707-77-3'); document.write('¥650
BG-C373230(具储存球闪式层析柱/容量500mL/外径32mm/内径26mm/磨口24/40/长305mm)'); document.write('¥136