http://www.sigmaaldrich.com
赞助Capacity: 100-5000 uL; non-sterile colorless; from Merck. Sartorius product number: 780300 available from Merck.
Filtration · World-Class Expertise · Applications & Technique · Wide Selection
Brands: Sigma-Aldrich, Millipore, SAFC, Milli-Q, Supelco, BioReliance, Roche