NP-9, or Nonylphenol Ethoxylate with 9 moles of ethylene oxide, is a colorless to pale yellow liquid with a variable molecular weight depending on the specific ethoxylation degree. It is primarily used in industries such as detergents, textile processing, and agriculture. NP-9 finds applications as surfactants, emulsifiers, wetting agents, cleaning agents, and in various agricultural products. It offers improved surface tension, dispersion, and emulsification properties, making it valuable for a wide range of applications.