Platycodin D

3β-(β-D-glucopyranosyloxy)-2β,16α,23,24-tetrahydroxy-O-D-apio-β-D-furanosyl-(1→3)-O-β-D-xylopyranosyl-(1→4)-O-6-deoxy-olean-12-en-28-oic acid

Polygard-CR 筒式过滤器 10 in.25 μm 7 号 硅橡胶, Polygard^® CR Cartridge Filter

Polygard-CR 筒式过滤器 30 in.0.3 μm 7 号 硅橡胶, Polygard^® CR Cartridge Filter

Polygard-CR 筒式过滤器 10 in.0.1 μm 0 号 硅橡胶, Polygard^® CR Cartridge Filter

Polygard^® CR Cartridge Filter

Polygard-CR 筒式过滤器 10 in.50 μm 0 号 硅橡胶, Polygard^® CR Cartridge Filter

Polygard-CR 筒式过滤器 20 in.0.1 μm 7 号 硅橡胶, Polygard^® CR Cartridge Filter

Proteinase K from Tritirachium album

蛋白酶 K 来源于林伯氏白色念球菌

Pyrex^® Stopcocks, plain arms

Quantum^® Polishing Cartridge

Quantum^®精制柱