Thermo Fisher, EO0381, RiboLock RNase Inhibitor (40 U/µL) 

RiboLock RNase Inhibitor (40 U/µL)  Thermo Scientific RiboLock RNase Inhibitor inhibits the activity of RNases A,B and C by binding them in a noncompetitive mode at a 1:1 ratio. It does not inhibit eukaryotic RNases T1, T2, U1, U2, CL3 as well as prokaryotic RNases I and H.
Highlights
•Performs under a wide range of reaction conditions
•Protects RNAfrom degradation at temperatures up to 55°CNoteDTTprovided in the Storage Buffer ensures stability during long term storage, but is not necessary for inhibitor activity. Recommended concentration 1 U/ μL of a reaction mixture.
Compatible Buffer: Storage Buffer
Product Type: RNase Inhibitor
Quantity: 2,500 units
Concentration: 40 U/μL
Product Line: RiboLock™
Unit Size: Each