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This 500ml round-bottom boiling flask features two necks with standard taper joints (24/29 and 19/26)
Its robust construction supports repeated use under demanding conditions
With its advanced technology and reliable design
enhancing the accuracy and reliability of microscopic analysis
Ideal for laboratory instruments requiring steady and dependable energy supply
RUBBER STOPPER 2 HOLE FOR BOILING TUBE multiparameter This 500ml round-bottom boiling flaskThis two hole rubber stopper is designed specifically for boiling tubes in laboratory settings. Made from durable, heat resistant rubber, it ensures a secure seal while allowing the insertion of glass or plastic tubing through its two precisely molded holes. Ideal for experiments requiring controlled gas flow or liquid transfer, it maintains safety and integrity under high temperatures. Its reliable fit prevents leaks, making it an essential accessory