... of Alkyd resins, fatty acid resin, paint etc. Pentaerythritol 98% industry grade CAS NO.: 115-77-5Molecular Formula: C(CH2OH)4Molecular weight ... . %: 93 Min. Hydroxyl value, wt. %: 47.0 Min.Heat Loss, wt. %:0.5 Max. Ash, wt. %: 0.1 Max. Phthalic Color(Fe,Co,Cu ... . %: 86 Min. Hydroxyl value, wt. %: 47.0 Min.Heat Loss, wt. %:0.5 Max. Ash, wt. %: 0.1 Max. Phthalic Color(Fe,Co,Cu ...