Pentaerythritol, technical grade there are 95% and 98% grade for you. Pentaerythritol Tech Grade 1.General InformationProduct Name: ... · Fire-retardants 5.Quality Sepecification Composition98 grade95gradeMono-PE,wt. % ,min.98.095.0Hydroxyl,wt. % ,min.48.548.0Moisture,wt. % ,max ... .0.050.1Ash, wt,wt. % ,max.0.50.5PhthalicColor((Fe,Co,Cu) max.12 Pentaerythritol ...