Quotations are hereby invited for the appointment of a service provider to supply certified reference materials for the X-ray fluorescence spectrometry laboratory. Scope: • CRM: JB-3; Basalt x 1 each; • CRM: JSI-2; Slate x 1 each; • CRM: NCS DC 71311; Diabase x 1 each; • CRM: NCS DC 71312; Kimberlite x 1 each; • CRM: NCS DC 73304; Rock x 1 each; • CRM: NCS DC 73305; Rock x 1 each; • CRM: NCS DC 71301; Nepheline syenite x 1 each; • CRM: ECRM782- 1; Dolomite x 1 each; • CRM: VS811-89; Fluorspar quartz silt x 1 each; • CRM: TILL-2; Tillite x 1 each; • CRM: TILL-3; Tillite x 1 each. Department: Laboratory. Please note that this quotation was published late. (投標 №78047641cn)