May be used either as standards or as a means to check the individual analysts accuracy and precision.

Chemicals sold by Cole-Parmer are not intended for and should not be (i) used for medical, surgical or other patient oriented applications, or (ii) combined with any food product or ingested in any form.

This trace metals standard set contains 4 solutions.

• Solution 1 is a 125 mL bottle which contains 500 µg/mL (500 ppm) of Aluminum; 250 µg/mL (250 ppm) of Vanadium; 100 µg/mL (100 ppm) of Arsenic, Beryllium, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Nickel, Zinc; and 25 µg/mL (25 ppm) of Cadmium, Selenium in 5% HNO3. This is available individually as part number 04568-43.

• Solution 2 is a 125 mL bottle which contains 20 µg/mL (20 ppm) of Antimony, Thallium and 10 µg/mL (10 ppm) of Silver in 2% HNO3. This is available individually as part number 04568-45.

• Solution 3 is a 125 mL bottle which contains 500 µg/mL (500 ppm) of Barium, Calcium, Molybdenum, Sodium and 100 µg/mL (100 ppm) of Magnesium, Potassium in 2% HNO3. This is available individually as part number 04568-47.

• Solution 4 is a 125 mL bottle which contains 10 µg/mL (10 ppm) of Mercury in 5% HNO3. This is available individually as part number 04503-58.

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