فروش مواد شیمیائی مرک آلمان
% H2O) SeccoSolv®
100006 BCH-52 Liquid crystal
standard for the temperature calibration of DSC instruments ... to NIST and PTB N
100007 HP-53 Liquid crystal
standard for the temperature calibration of DSC instruments ... to NIST and PTB SmA
100008 M-24 Liquid crystal
standard for the temperature calibration of DSC instruments ... acid GR for analysis
100134 Benzoic acid
standard for elemental analysis
100136 Benzoic acid ...