A bottle with a standard taper stopper is a type of container commonly used in laboratory settings for storing and dispensing liquids. The bottle is typically made of glass and has a narrow neck with a standard taper opening that is designed to receive a matching standard taper stopper.

The stopper is made of a material such as rubber or cork and is inserted into the taper opening to form a tight seal, preventing leaks or evaporation of the contents. Standard taper stoppers are commonly used in laboratory applications, such as storage of reagents, samples, or chemicals, and are ideal for applications that require a secure, airtight seal.

The standard taper design allows for easy insertion and removal of the stopper, making it convenient to dispense or access the contents of the bottle. The use of a bottle with a standard taper stopper helps to ensure that the contents of the bottle remain secure and protected during storage and transportation.