C421 Something Happened

On the shelf, multiple samples of each reagent were prepared to record different data.

Yih Shu said, "This is my work. The first batch was adjusted, left to settle, filtered, and sealed, but after a week, the data recorded showed some issues. Some parameters are incorrect." Gu Yingchu nodded, "I've already made two batches." She retrieved two bottles with her special labels from the shelf