Proteinase K is used to destruct proteins in cell lysates (tissue, cultured cells) and to liberate nucleic acids, since it very effectively digests DNases and RNases.

• DNases/RNases not detectable
• Proteinase K min. 600 mAnsonU/ml
• GHS symbols: GHS08
• GHS signal word: Danger

Composition:
CaCl₂ · 2H₂O 1 mM
Glycerol (v/v) 40%
Proteinase K 20 mg/ml
Tris · HCl (pH 7,5) 10 mM