1,4-Phenylenediisocyanate

1,4-Phenylenediisocyanate (CAS 104-49-4) appears as white to pale yellow crystals and serves as a raw material for polyurethane elastomers used in rubber, coatings, and foam applications. Manufactured directly by Hangzhou Brown Bio-Pharm Technology Co., Ltd. to industrial grade, ChP-referenced standards, it is sold across Asia, the Americas, Europe, Australasia, the Middle East, and Africa, with samples available.