Here at army surplus world we carry official issue us army chemical corp insignia. US Army chemical corp insignia is available in gold officer, black officer and enlisted gold with disk. Officer rank sold as a set. Gold rank is no shine or 'stay bright'. - No shinning necessary. Enlisted rank sold as a set - set includes one chemical corp insignia on the disk and one US on the disk. Order your us army chemical corp nsignia from army surplus world today.