一本加勒比hezyo无码专区,av无码a在线观看,少妇AAA级久久久无码精品片,亚洲色欲色欱WWW在线

NSG series coconut shell granular activated carbon

NSG series coconut shell granular activated carbon

Author: Zhengsen Environmental  |   Hits: 13973

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: