3-dihydroxypropyl-trimethyl ammonium chloride [HEQ] and the dialkyl ester of triethanol ammonium methyl sulfate [TEA-Quat]) and (2) to demonstrate that these ester quats lack marked skin ...
Nexa Resources wraps up the sale of the Chapi copper mine, the latest in its strategic move to optimize its portfolio. The SpecReK project, with a total volume of 2.2 million euros, is two-thirds ...
Ursula Street, PO Box 6510 Mail Stop F-731, Aurora, CO 80045, USA. Detergent preservatives such as benzalkonium chloride (BAK) have been used for decades in many ophthalmic preparations owing to ...