Dental True about x-ray diffraction data for set gypsum products: A There is less than 50% dihydrate present in type 4 stones B There is less than 40% dihydrate present in type 2 die materials C There is less than 30% dihydrate present in type 1 plaster D There is less than 20% dihydrate present in type 5 stones 💡 Explanation True about x-ray diffraction data for set gypsum products: ✓ Correct Answer: A. There is less than 50% dihydrate present in type 4 stones