Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 18×22mm;包裝: 10個
S2889-14-10EA / 10EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 21×25mm;包裝: 10個
S2889-15-10EA / 10EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 24×28mm;包裝: 10個
S2889-16-10EA / 10EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 27×31mm;包裝: 10個
S2889-17-10EA / 10EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 30×34mm;包裝: 10個
S2889-18-10EA / 10EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 33×38mm;包裝: 5個
S2889-19-5EA / 5EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 37×41mm;包裝: 5個
S2889-20-5EA / 5EA
Silicone Sponge Stoppers for Conical Flask 上直徑×下直徑: 40×45mm;包裝: 5個
S2889-21-5EA / 5EA