YKPM7140 is the conventional standard model of YKPM7100 series, YKPM7100 series automated surface area ＆pore size an alyzer is a multi-station fast analysis instrument with an independent 8-station degasser, touch screen programmed temperature control. The instrument provides 1/2/3/4 optional YKPM7140 is the conventional standard model of YKPM7100 series, YKPM7100 series automated surface area ＆pore size an alyzer is a multi-station fast analysis instrument with an independent 8-station degasser, touch screen programmed temperature control. The instrument provides 1/2/3/4 optional analysis stations with high cost performance, space saving, upgradable, computer-controlled full analysis. A variety of analysis methods and data processing are provide d for users to choose different calculation data as requirement.nalysis stations with high cost performance, space saving, upgradable, computer-controlled full analysis. A variety of analysis methods and data processing are provide d for users to choose different calculation data as requirement.