AA & ICP calibration standards are provided for routine instrument calibration. The concentrations and matrices have been selected for convenience of use and stability.

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 multi-element calibration standard contains 7 elements.

• Multi-element calibration standard 4A is a 500 mL bottle which contains 100 µg/mL (100 ppm) Aluminum, Mercury*, Silica, Titanium; 50 µg/mL (50 ppm) Chromium, Zinc; and 40 µg/mL (40 ppm) Tin.

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