1. Complex Sodium DiSilicate--best STPP substitute for detergent powder making it is hot sold in Europe, Mid-east, Australia and south-America. Please consider it and have a try 2. Zeolite Detergent Grade 3. CMC sodium 4. colorful speckle 5. optical brighterner (CBS-X 351, etc) 6. detergent enzyme 7. STPP detergent grade