? needle-valve stopcocks for burettes and automatic burettes with PTFE spindle" /> ? needle-valve stopcocks for burettes and automatic burettes with PTFE spindle() information like chemical properties,Structure,melting point,boiling point,density,molecular formula,molecular weight, physical properties,toxicity information,customs codes. You can also browse global suppliers,vendor,prices,Price,manufacturers of BRAND? needle-valve stopcocks for burettes and automatic burettes with PTFE spindle(). At last,BRAND? needle-valve stopcocks for burettes and automatic burettes with PTFE spindle() safety, risk, hazard and MSDS, CAS,cas number,Use,cas no may also be you need." />