sigma试剂 L-丝氨酸盐酸盐 溶液，L-Serine hydrochloride solution，61227 - 100 mM amino acid in 0.1 M HCl, analytical standard

sigma试剂β-香树精，β-Amyrin，09236 - analytical standard, for terpene analysis

sigma试剂苯甲酸苄酯，Benzyl benzoate，68183 - analytical standard

sigma试剂香芹酚，Carvacrol，42632 - analytical standard

sigma试剂乙酸桂酯，Cinnamyl acetate ，42759 - analytical standard

sigma试剂银杏内酯 A ,Ginkgolide A ,51863 - analytical standard

sigma试剂F6760 别名: 4-Chloro-2-methylbenzenediazonium salt CAS号: 51503-28-7

弯曲杆菌添加剂 III （Skirrow） ,Campylobacter supplement III （Skirrow） sigma for microbiology ,C3222-5VL

sigma 7-氮杂吲哚 ,7-Azaindole ,A95502-5G 98%

sigma 6-甲氧基-3-吡啶甲醛 ,6-Methoxy-3-pyridinecarboxaldehyde ,98% ,533068-1G