Phenazine methosulfate,

Sodium palmitate,>=98.5%

Rubidium chloride,ReagentPlus, >=99.0% (metals basis)

L-Rhamnose monohydrate,>=99%

(-)-Riboflavin,from Eremothecium ashbyii, >=98%

Rifampicin,suitable for plant cell culture, BioReagent, >=95% (HPLC), powder or crystals

D-(-)-Ribose,>=99% (GC)

Rotenone,>=95%

Streptozocin,>=75% a-anomer basis, >=98% (HPLC), powder

Spermidine,BioReagent, Molecular Biology, suitable for cell culture, >=98%

Spermidine trihydrochloride,>=98% (TLC)

Stearic acid,Grade I, >=98.5% (capillary GC)