Inorganic Ventures' 1000 ppm Chromium+6 for ICP is a certified reference material set in a water matrix for stability. This chromium+6 standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

Inorganic Ventures' 10,000 ppm Chromium+3 for ICP is a certified reference material set in a nitric acid matrix for stability. This chromium+3 standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

Inorganic Ventures' 1000 ppm Chromium+3 for ICP is a certified reference material set in a nitric acid matrix for stability. This chromium+3 standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …