This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, etc. of emulsifier NP-10. This standard applies to nonylphenol polyoxyethylene ether polymerized by 1 mol of nonyl phenol and 10 mol of ethylene oxide. It is mainly used in textile, petroleum, chemical, rubber, machinery, leather and other industries, and can also be used as a cleaning agent. , leveling agent, etc.