Rubber Antioxidant IPPD (4010NA) Another Name: 4010NA Molecular Formula: C15H18N2 CAS: 101-72-4 Technical Specifications: Appearance: Grey purple to puce granules or flakes Melting point min.: 71.0 deg. Heating Loss % max.: 0.5 Ash Content % max.: 0.3 Purity % min.: 96 Packaging and storage: 1. In woven bag or paper bag lined with PE film bag, net weight: 25Kg/bag. 2. Stored in dry, clean and cool warehouse, Shelf life is one year.