GOODSIF Series Product Name/Model：MF 2K Series Hardener Note: 1. Choose right hardener accoording to temperature, humidity and drying conditions, generally, use fast drying hardener below 15°C, standard drying hardenener at 15-30°C and slow drying hardener above 30°C. 2. Please seal the can tightly after use, as hardener is sensitive to moisture. Absorption of moisture can lead to chemical reaction and concreting. 3. Please keep away from direct sunlight and dry condition in storage.