MINNEAPOLIS, July 10, 2025 (GLOBE NEWSWIRE) -- Northern Technologies International Corporation (NASDAQ: NTIC), a leading developer of corrosion inhibiting products and services, as well as bio-based and biodegradable polymer resin compounds, today reported its financial results for the third quarter of fiscal 2025. Third-quarter fiscal 2025 financial and operating highlights include (with growth rates on a fiscal quarter year-over-year basis): Consolidated net sales increased 4.0% to $21,509,000ZERUST® ind ...