NMR tube caps

Pyrex^® glass test tubes without rim, medium wall

Pyrex^®无边中壁玻璃试管

Slide mailer, 5 place

Steri Sterilizer replacement glass beads

Swiss Boy lab jacks

Tubing adapter with Torion^TM connection and stopcock

Volac^® Pasteur pipette

Volac^® 巴斯德移液器

Total Base Number Standard

Flash Point Standard-Pensky Martens

EZ-Fit^® filtration head gasket