A formulation is provided which comprises at least one phenolic compound in an amount of about 0.5 to about 1.2% of the mass of the formulation; at least one fragrance in an amount of about 0.3 to about 1.0% of the mass of the formulation; and at least one alcohol in an amount of about 90 to about 99% of the mass of the formulation. Said formulation is surfactant free and being capable of rendering anti-microbial finish to fabrics. And also, a process for preparing a fabric with anti-microbial finish is provided.