SODIUM STD; NAVIGATOR 500;100 PPB+1000 PPB ONE (1) SET INCLUDES: SIX (6) BOTTLES OF 1L NAVIGATOR 500 SODIUM STANDARD; PRODUCT CODE: AWRS5000105 1000 PPB AND SIX (6) BOTTLES OF 1L NAVIGATOR 500 SODIUM STANDARD: PRODUCT CODE: AWRS5000104 100 PPB 1L PER BOTTLE. COMPLETE SPECS: NAVIGATOR 500 SODIUM STANDARDS KIT (6 X 1 L 100PPB 6 X 1 L 1000PPB) MODEL: AWRK5000114 MAKER: ABB