Which of the following is an essential part of chemical label compliance when transferring chemicals?

Listing the chemical's name is crucial for chemical label compliance when transferring chemicals because it ensures that anyone handling or using the chemical can immediately identify what it is. Proper labeling is a key component of safety, as it helps prevent mix-ups and allows for the proper handling and storage of the chemical based on its properties, which are typically detailed in safety data sheets.

Although other elements such as providing a user manual, documenting the storage location, or including a photo may have their uses in specific contexts, they do not fulfill the fundamental requirement of clear identification of the chemicals in question. Compliance regulations specifically emphasize the necessity of having the correct chemical name on labels to promote safety and adherence to best practices in chemical handling and storage. This practice is vital in ensuring that all personnel are aware of the substances they are working with, fostering a safer environment in the back-of-house operations.