欧美精品九九99久久在免费线,人妻系列无码专区无码中出,天堂国品一二三产品区别大吗,少妇被水电工侵犯在线播放

NSG series coconut shell granular activated carbon

NSG series coconut shell granular activated carbon

Author: Zhengsen Environmental  |   Hits: 12894

2009616191652.jpg

NSG series coconut shell granular activated carbon is made of high-quality coconut shell, apricot shell and walnut shell by drying, carbonization, activation and post-treatment. It has the characteristics of strong adsorption, large specific surface, low ash and high mechanical strength. It is suitable for air purification, catalyst carrier, precious metal extraction, drinking water purification, solvent recovery and drug decolorization.


PREV:No info

NEXT:GRC series shell granular activated carbon
老色鬼在线精品视频在线观看| 亚洲国产一区二区三区| 艳妇乳肉潘金莲1—5在线看| 日韩码一码二码三码区别69 | 精品久久国产综合婷婷五月| 亚洲国产精品无码久久久不卡 |