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![Animal-Free Blocker(R) and Diluent, R.T.U. [SP-5035-100-NB] - Prostate tissue sections without and with R.T.U. Animal Free Block and Diluent used in the blocking step. Both sections are no primary antibody controls with biotinylated universal secondary antibody.](http://images.novusbio.com/fullsize/Animal-Free-Blocker-R-and-Diluent-R-T-U-SP-5035-100-NB-img0001.jpg "Animal-Free Blocker(R) and Diluent, R.T.U. [SP-5035-100-NB] - Prostate tissue sections without and with R.T.U. Animal Free Block and Diluent used in the blocking step. Both sections are no primary antibody controls with biotinylated universal secondary antibody.")
![Animal-Free Blocker(R) and Diluent, R.T.U. [SP-5035-100-NB]](http://images.novusbio.com/fullsize/Animal-Free-Blocker-R-and-Diluent-R-T-U-SP-5035-100-NB-img0002.jpg)