Formula: Mixture  

Organic Carbon Standard, 1 mL = 1 mg C, 1000 ppm C APHA/EPA - for Total Organic Carbon (TOC) Shelf Life: 12 months

Matrix: H2O Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Organic Carbon Standard, 1 mL = 5 mg C, 5000 ppm C for Total Organic Carbon (TOC).

Matrix: H2O Min: >= 995 Max: =< 1005 ppm Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Matrix: H2O Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Matrix: H2O Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility