Special whitening agent AP-1 for paper coating

Performance Features: 1. Easy to use, it can be mixed with water in any proportion and is suitable for automated continuous addition and metering. 2. It exhibits good acid resistance and maintains excellent whitening effect even at lower pH values. 3. This product utilizes advanced nanofiltration technology, resulting in a low salt content and good storage stability at room temperature. 4. Compared with similar products, it exhibits excellent fastness to sunlight and