What is the maximum percentage of moisture by weight that dry milk can contain?

Dry milk is defined as having a minimum content of solids that are free of moisture. The maximum percentage of moisture by weight that dry milk can contain is typically set at 5%. This specification is crucial because higher moisture content can lead to spoilage and promote the growth of microorganisms, which would compromise the quality and shelf life of the product.

Percent moisture in dry milk is an important factor in ensuring the product's safety and quality standards are met. Regulations regarding moisture content help maintain the integrity of dry milk products, allowing them to be stored for extended periods without deterioration. Thus, the correct answer reflects the most widely accepted standard in the dairy industry regarding moisture content in dry milk.