1, ISO9001:2000 certificate 2, SGS Certificate 3, high quality and purity ... kgs net in paper bag with inside polyethylene coating 2.Component Information Mixture of Pentaerythritol (115-77-5), ... ,min98.095.090.0(Hydroxyl),wt. % ,min.48.548.047.0(Ash), wt,wt. % ,max.0.050.100.10(Moisture),wt. % ,max0 ... .500.500.50(PhthalicColor)(Fe,Co,Cu) max122 Mono ...