*NIST Traceable Standards for AA, ICP, & ICP-MS.

Concentration 10,000 +/- 100 ug/ml Matrix: 5% Nitric acid NIST Traceable

Matrix: 5% HCl Min: >= 9950 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Matrix: 5% nitric acid Al 500 ppm As 100 ppm Be 100 ppm Cd 25 ppm Cr 100 ppm Co 100 ppm Cu 100 ppm Fe 100 ppm Pb 100 ppm Mn 100 ppm Hg 5

Concentration 1,000 +/- 10 ug/ml Matrix: 5% Nitric Acid NIST Traceable

Concentration 10,000 +/- 100 ug/ml Matrix: 5% Nitric Acid NIST Traceable

Inorganic Ventures' 1000 ppm Rhodium for ICP is a certified reference material set in a hydrochloric acid matrix for stability. This rhodium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

Concentration 1,000 +/- 10 ug/ml Matrix: <5% HNO3 NIST Traceable

Formula: Co in 3% HNO₃ Formula Weight: 58.93

*NIST Traceable Standards for AA, ICP, & ICP-MS.

Concentration 10,000 +/- 100 ug/ml Matrix: 5% Nitric Acid NIST Traceable

ICP Standard, High Purty Elements manufactured in an ISO 9000 certified laboratory. Guaranteed to 0.3% tolerance.

Formula: Se in 3% HNO₃ Formula Weight: 78.96

Matrix: 5% HNO3 Min: >= 99.5 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Matrix: 5% HNO3 Min: >= 7.96 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

100 ppm: As, Be, Ca, Cd, Co, Cr, Cu, Fe, Li, Mg, Mn, Mo, Ni, Pb, Sb, Se, Sr, Ti, Tl, V, Zn Matrix: 5% HNO3/ tr. HF/ tr.Tart. Ac. Min: >= 99.5 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

1 mL = 1 mg Fe (1,000 ppm Fe) Formula: Fe in 3% HNO₃ Formula Weight: 55.85

Concentration 10,000 +/- 100 ug/ml Matrix: 5% Nitric acid NIST Traceable

1 ppb: Be, Ce, Fe, In, Li, Mg, Pb, U Matrix: 2% HNO3/ 5% HCl Min: >= .000995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Concentration 1,000 +/- 10 ug/ml Matrix: 5% Nitric acid NIST Traceable

ICP Standard, High Purty Elements manufactured in an ISO 9000 certified laboratory. Guaranteed to 0.3% tolerance.

Concentration 1,000 +/- 10 ug/ml Matrix: <5% HNO3 NIST Traceable

Matrix: 5% HNO3 Min: >= 9950 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

200 ppm Sc, 20 ppm Ga; 10 ppm In, Ir, Rh, Tm Matrix: 2% HNO3 Min: >= 199 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

100 ppm: Cd, Ni, Zn, 60 ppm Sb; 50 ppm Ba, Be, Co, Cr, Cu, Mn, V; 20 ppm Ag; 10 ppm As, Tl; 5 ppm Pb, Se Matrix: 5% HNO3/ tr Tart Ac/tr HF Min: >= 49.75 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Fac

*NIST Traceable Standards for AA, ICP, & ICP-MS.

Matrix: H2O Min: >= 9950 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Formula: Pb in 3% HNO₃ Formula Weight: 207.20