Reef Labs ICP Water Test Kit (w/ Prepaid Return Label) There are several reef test kits available. Looking for an accurate, comprehensive, fast, and easy way to test your reef tank? Then look no further! Reef Lab's ICP Water Analysis utilizes laboratory grade ICP testing backed by NIST traceable standards. Testing your aquarium parameters is now as simple as sending a sample of your water in a prepaid package. Our ICP test includes everything you need. Among the many usages, you can test the effectiveness of your Cuprisorb. At Reef Labs Inc, “The ICP lab”, we have the goal of providing laboratory grade ICP water testing with exceptional accuracy, fast turnaround, and best in class ease of use. ICP Test Results for 39 vital elements 98% Typical Accuracy 6-day average turnaround time ICP-OES Water Test Kit analyzing 39 elements with exceptional accuracy down to the parts per billion. The kit includes tubes for collecting the water sample, a sample return package, and a prepaid label to send your samples to the lab. We test for the following chemical elements: Ag, Al, As, B, Ba, Be, Bi, Br, Ca, Cd, Cl, Co, Cr, Cs, Cu, Fe, Ga, I, In, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, Rb, S, Sb, Se, Si, Sr, Ti, Tl, U, V, Zn. What's Included? 1x – USPS Water Sample Prepaid Return Label 1x – Bubble Mailer 2x – Prelabeled Water Vials