500 ppm K; 50 ppm Al, AS, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn Matrix: 5% HNO3 Min: >= 49.75 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Concentration 1,000 +/- 10 ug/ml Matrix: 20% Hydrochloric acid NIST Traceable

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

Inorganic Ventures' 10,000 ppm Hafnium for ICP is a certified reference material set in a nitric acid (tr. hydrofluoric acid) matrix for stability. This hafnium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration…

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

10 ppm: Al, Ag, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Rb, Se, Sr, Ti, U, V, Zn Matrix: 5% HNO3 Min: >= 9.95 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facilit

200 ppm Al, Ba; 50 ppm Co, Mn, Ni, V, Zn; 25 ppm Cu, 20 ppm Cr, 10 ppm Sb; 5 ppm Be, Cd, Ag, Tl; 4 ppm As, 2 ppm Pb, 1 ppm Se Matrix: 5% HNO3/ tr Tart Ac/tr HF Min: >= 4.975 Max: = Manufactured and Tested in an ISO 17025/Gu

Matrix: 2% HCl Min: >= 9950 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

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

2 ppb: Ag, Al, As, Ba, Be, Bi, Ca, Cd, Cr, Co, Cs, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Rb, Se, Sr, Tl, U, V, Zn Matrix: 2% HNO3 Min: >= .00199 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facil

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

10 ppm: Ag, Al, As, Ba, Be Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, Hg, K, Li, Mg, Mn, Na, Ni, Pb, Rb, Se, Sr, Tl, U, V, Zn Matrix: 5% HNO3 Min: >= 9.95 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Inorganic Ventures' 1000 ppm Germanium for ICP is a certified reference material set in a water / tr. nitric acid / tr. hydrofluoric acid matrix for stability. This germanium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One…

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

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

Formula: (NH₄)₂SO₄ in Water CAS Number:

Formula: Cu(NO₃)₂ in HNO₃ 2-3% Formula Weight: N/A Synonym(s): Copper nitrate in nitric acid Suprapur® 2-3% Description: Composition:

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

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

Inorganic Ventures' 10,000 ppm Gallium for ICP is a certified reference material set in a nitric acid matrix for stability. This gallium 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: 2% Hydrofluoric acid NIST Traceable

Matrix: 99,4280% H2O Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

200 ppb: Cd, Cu, Mg, Pb, Rh Matrix: 2% HNO3/tr HCl Min: >= .199 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

1000 ppm Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn Matrix: 2% HNO3 Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

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

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

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

Matrix: 1% HNO3 Min: >= 9950 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

Concentration 10,000 +/- 100 ug/ml Matrix: 2% Hydrofluoric acid NIST Traceable