Do not use any acid or water as a diluent if you are not certain of its purity.

Can’t find the standards you are looking for? Spex CertiPrep®can make custom standards to meet your exact needs. Contact us for more information at [email protected] or call us at 732-549-7144.

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.