a drying procedure was usedsimilar

a drying procedure was used
similar to the one described in section 3.1.2. After the final
temperature was kept at 90 °C for 2 h, the product was
obtained as a fine white powder

ผลลัพธ์ (อังกฤษ) 2:

Drying a procedure used was
similar to the one described in section 3.1.2. After the Final
at 90 ° C Temperature was kept for 2 H, the product was
obtained as a Fine White Powder.