Cochranes atom centers for Minit molecular models

Gum rubber laboratory tubing

Kodak^® BioMax^® MS film

NMR tube caps

Precision Seal^® rubber septa

精密密封^®橡胶胶垫

Silver diethyldithiocarbamate

二乙基二硫代氨基甲酸银

Stainless steel drying trays

Swiss Boy lab jacks

Trimethylhydroquinone

三甲基氢醌

Vivaspin 6 centrifugal concentrator

Total Base Number Standard