فروش مواد شیمیائی مرک آلمان
شیمیائی شرکت مرک آلمان Merck
100003 Acetonitrile GR for analysis ACS,Reag
100004 ... Acetonitrile dried (max. 0.005 % H2O) ... SeccoSolv®
100006 BCH-52 Liquid crystal standard for the ... of DSC instruments traceable to NIST and PTB N
100007 HP-53 Liquid crystal standard for the ... of DSC instruments traceable to NIST and PTB SmA
100008 M-24 Liquid crystal standard for the temperature ...