Guanidine hydrochloride,>=99.0% (AT)

Imidazole,puriss. p.a., >=99.5% (GC)

Sodium chloride,BioReagent, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture, >=99%

Potassium acetate,BioUltra, Molecular Biology, >=99.0% (NT)

Potassium carbonate,BioUltra, anhydrous, >=99.0% (T)

Potassium bicarbonate,BioUltra, >=99.5% (T)

Potassium sodium tartrate tetrahydrate,BioUltra, >=99.5% (NT)

Copper,turnings, purum p.a., >=99.0%

Copper(II) sulfate pentahydrate,purum p.a., crystallized, >=99.0% (RT)

D-Lactose monohydrate,>=98.0% (HPLC)

Sodium dodecyl sulfate,>=90% ((Assay))

Magnesium,purum, for Grignard reactions, >=99.5%, turnings