... and rubber intermediate for synthetic organic chemicals Specification of Light-colored Pentaerythritol Ester of Modified Gum RosinItemsPER-100LPER-100SPER- ... B),100100~105100~10593~97 2. Note:(1)Light-coloredPentaerythritol Ester of Modified Gum Rosin are made ... of stablization, and esterification. They have thecharacters of light color, superior heat resistance and weatherresistance, etc. they ...