MG Chemicals433-4L  d-Limonene (Pure Grade) Cleaner Degreaser and 3-D Printing Chemical, 1 Gallon Can , Clear FOR INDUSTRIAL USE ONLY. NOT FOR RETAIL SALE IN CALIFORNIA. Excellent cleaner. Can be diluted with water Test on surfaces before using. Do not use on plastics or synthetic rubbers Sweet citrus smell NSF - Nonfood Compounds Program Listed K1, NSF Registration #141797