低分子多硫酸化硫酸皮肤素
low molecular weight poly-sulfated dermatan sulfate
多硫酸化硫酸皮肤素
poly-sulfated dermatan sulfate
负载硫酸催化剂
upported sulfuric acid catalyst
酸化硫酸铜
acidified copper sulphate
预硫化催化剂
presufided catalyst
presulfurization catalyst
对甲苯磺酸铜催化剂
copper p-toluene sulfonate catalysis
888脱硫催化剂
888 Desulfurization Catalyst
888型脱硫催化剂
888 type de-sulfur catalyst
ISS络合铁-多酚类脱硫催化剂
ISS complexing iron-multi-phenol type of de-sulfur catalyst