Sigma-Aldrich
Tetrahydrocortisol-2,2,3,4,4-d5 solution
四氢皮质醇-2,2,3,4,4-d5 溶液
Vitamin K1-4a,5,6,7,8,8a-13C6
Replacement O-rings for five-position NMR tube cleaner system
Precast Agarose Gels
预制琼脂糖凝胶
Sterilizer, dry bead
干珠灭菌器
4,5-Diamino-6-hydroxypyrimidine hemisulfate salt
4,5-二氨基-6-羟基嘧啶 半硫酸盐
9-Phenylanthracene
9-苯基蒽
Aldrich® coiled condenser with SafetyBarb® hose connectors
DuraSealTM laboratory stretch film
Microcapillary tube Drummond Microcaps®
Drummond Microcaps微量毛细管®
Ace addition funnel
Ace auto-zero McLeod vacuum gauges
Ace flat-bottom reaction flasks
Ace four-neck round-bottom flask
ACE heavy-wall powder funnels