PYREX 50mL Narrow Mouth Erlenmeyer Flask with Phenolic Screw Cap

The PYREX 50mL Narrow Mouth Erlenmeyer Flask with Phenolic Screw Cap is a high-quality borosilicate glass laboratory flask designed for microbial culturing, liquid mixing, media preparation and laboratory solution storage. It features a durable black phenolic screw cap with an inert white rubber liner that provides a secure closure and resistance to steam sterilization. Manufactured from premium PYREX borosilicate glass, the flask offers excellent chemical resistance, thermal stability and durability. Its narrow-mouth design, flat bottom, graduated markings and convenient marking area make it suitable for microbiology laboratories, pharmaceutical laboratories, research institutions and educational facilities. Key Features - 50mL Capacity: Suitable for small-volume microbial culturing, liquid mixing and media preparation. - Phenolic Screw Cap: Durable black impact-resistant cap for secure closure. - Inert Rubber Liner: Cemented-in white rubber liner resistant to steam sterilization. - 24-410 Thread Finish: Ensures compatibility with appropriately threaded replacement caps. - Narrow Mouth Design: Helps minimise splashing during laboratory handling. - Borosilicate Glass Construction: Provides excellent chemical resistance and resistance to thermal shock. - Graduated Markings: White enamel graduations ranging from 20mL to 50mL. - 10mL Graduation Interval: Supports approximate liquid volume measurement. - Flat Bottom Design: Provides stability on laboratory benches. - Marking Area: Convenient for sample identification and labelling. - Reusable Construction: Suitable for repeated laboratory applications. - Versatile Applications: Ideal for microbial culture preparation, liquid mixing, media storage and laboratory research. Specification Details Brand PYREX Manufacturer Corning Incorporated Product Code 4985-50 Product Type Narrow Mouth Erlenmeyer Flask with Screw Cap Capacity 50mL Material Borosilicate Glass Flask Shape Conical (Erlenmeyer) Bottom Design Flat Bottom Neck Style Narrow Mouth Top Style Threaded Cap Type Screw Cap Cap Material Phenolic Cap Colour Black Cap Liner Inert White Rubber Thread Finish 24-410 GPI Graduation Range 20–50mL Graduation Interval 10mL Graduation Colour White Enamel Approximate Height 78mm Approximate Outer Diameter 50mm Glass Colour Clear Marking Area Provided Cap Included Yes Replacement Cap Corning No. 9999 (matching thread size) Sterility Non-Sterile Reusable Yes Quantity per Pack 12 Pieces Quantity per Case 24 Pieces Applications Microbial Culturing, Liquid Mixing, Media Preparation and Laboratory Storage