Ion Exchange

Hexavalent chromium is recovered by ion exchange for reuse as a chromate-rich solution. This solution can be re


R° = R3N, a weakly basic macroporous resin

A typical flow diagram using the Higgins-type, continuous, countercurrent ion exchange system is shown in Figure 8.3.1.

DIY Battery Repair

DIY Battery Repair

You can now recondition your old batteries at home and bring them back to 100 percent of their working condition. This guide will enable you to revive All NiCd batteries regardless of brand and battery volt. It will give you the required information on how to re-energize and revive your NiCd batteries through the RVD process, charging method and charging guidelines.

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