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

Inorganic Ventures' 1000 ppm Tartrate for IC is a certified reference material set in a water matrix for stability. This tartrate standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . Size: …

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