Sigma-Aldrich
L-ASPARTIC ACID HYDANTOIN
Iron
LabJawsTM lattice rod S-connector
Lactose Assay Kit
乳糖检测试剂盒
Large-capacity addition funnel
乳胶珠,羧酸盐改性聚苯乙烯,荧光黄绿色, Latex beads, carboxylate-modified polystyrene, fluorescent yellow-green
Lead
ISOBUTYL 2-(2,4-DIMETHYLPHENYL)-1,3-DIOXO-5-ISOINDOLINECARBOXYLATE