Product quality standards
Item                                                      98%pentaerythritol      
Appearance                                 wite crystalline odor less power
Mono-PE WT % ≥                                                            98%
Di-PE WT %                                                                 ≤0.4%
Hydroxyl Grade %≥                                                        49%
Moisture % ≤                                                                 0.2%
Ash,WT % ≤                                                              0.05%
pHSHALIC Color ≤                                                              1