In histological work, the term 'hypo solution' is commonly used. This solution plays a role in staining and related processes.
The specific chemical compound widely known as 'hypo' is Sodium Thiosulfate. It is frequently used as a fixing agent or in clearing steps during histological preparations.
Reviewing the options provided:
Based on its common nomenclature in laboratory contexts, hypo solution is Sodium Thiosulfate Solution.
Option B: Sodium Thiosulfate Solution