Sears Phytochem Pvt Ltd. Offers Piper Nigrum Essential Oil. Sears Phytochem Pvt Ltd. Specializes in manufacturing of various chemicals. The common name of Piper Nigrum Essential Oil is Black Pepper Oil. The specifications of Piper Nigrum Essential Oil are description: colorless to bluish green coloured, free flowing liquid; optical rotation at 25c: -1 to -23; refractive index at 25 Degree C: 1.4780 1.4880; and specific gravity at 25 Degree C: 0.8650 0.8850.
