document.write('
'); document.write(''); document.write('
L-Serine, L-丝氨酸/500g/CAS:56-45-1'); document.write('¥540
N,N-Bis(trifluoromethylsulfonyl)aniline, N-苯基双(三氟甲烷磺酰)亚胺/100g/CAS:37595-74-7'); document.write('¥5800