hot sex girl,LB Multifunctional Membrane machine (also known as film balance ) is the determination of polar organic compounds (amphiphilic molecules) physico-chemical characteristics of precision measuring instruments.
xxx asia com,SI-LBM04SLB film dual drive film balance
SI-LBM04S dual drive film balance is based on the SI-LBM04 LB film analyzer instrument, does not have the function of pull ing the membrane, other functions consistent with the SI-LBM04 LB film analyzer. Other tank area can be customized.,viktor rom
SI-LBM15A,hot blondeHydrophilic balance (DOS film gauge)
Hydrophilic balance, also known as film gauge (Spread Oil Measuring Apparatus), because the oil has the nature easily expanded with minelayers on the surface of the aqueous solution , if you know some of the oil film expand the area under certain membrane pressure to determined oil amount,kara nude
armpit nude,SI-IER2000Interface expansion rheometer
waybig porn, SI-IER2000 expansion interface type rheometer is the outcome of strong cooperation of our company engaged in years of professional precision measurement equipment research and development, production technology and the CAS Institute of Physics and Chemistry .