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The Tishchenko Primelab flask for flushing gases through liquid has a non-standard design. Two outlets with olives at the ends are soldered into the outer part, which provide a strong connection with the hoses. There is a partition in the middle of the container. It is thanks to this form that the quality of gas purification is improved. The main purpose of the bottle is washing, cleaning and drying gases. The Tishchenko flask was made by the Primelab company from borosilicate glass, which has a fairly long service life even with intensive use.

A 250 ml reagent bottle made of light glass with a wide neck and a ground-in stopper PrimeLab is a reliable container for storing, transporting or mixing substances of different consistencies. Thanks to the wide neck (5 cm), bulk substances and liquid reagents can be easily placed into it. The total height is 13 cm with a base diameter of 7 cm. The ground stopper included is suitable for firmly closing the container, which will protect the contents from leakage and evaporation. The bottle is made of borosilicate glass 3.3, so it can be sterilized in different ways for reusable use.

A 500 ml light glass reagent bottle with a narrow neck and a ground stopper is designed for storage, transportation, mixing and other laboratory processes. Supplied complete with a ground-in stopper, ensuring a tight connection with the bottle. Characteristics: • Volume – 500 ml • Base diameter – 85 mm • Throat diameter – 33 mm • Height – 172 mm.

The washing bottle with the nozzle SN-1-100 was manufactured by Primelab in accordance with GOST 25336-82. Made from thermally stable borosilicate glass, which is resistant to intensive use and wear. Has a long service life. Suitable for handling chemicals and autoclave sterilization. The washing bottle with the nozzle SN-1-100 is used for washing various equipment. The nozzle has several special holes for equal distribution of liquid. You can order washing bottles with a nozzle CH-1-100 from Primelab in any quantity. At the same time, impeccable quality of products is guaranteed.

A 250 ml dark glass reagent bottle with a wide neck and a ground stopper. PrimeLab is a specialized glass vessel made of borosilicate glass, suitable for storing and transporting chemically active substances. These can be liquids, samples, evaporating substances, etc. Made of borosilicate glass 3.3. Does not react with them. Characteristics: • Volume – 250 ml • Base diameter – 70 mm • Throat diameter – 58 mm • Height – 130 mm.

The 20,000 ml clear glass reagent bottle with a narrow neck and ground-in stopper is made from high-quality 3.3 borosilicate glass. The main purpose is storage, transportation and mixing of substances. Suitable for working with poisonous, toxic and chemically active substances of any consistency. Their leakage and evaporation is prevented by a ground-in stopper firmly attached to the neck of the bottle. Characteristics: • Volume – 20 l. • Base diameter – 265 mm • Throat diameter – 62 mm • Height – 520 mm.

The Tishchenko flask for washing gases through bulk substances produced by the Primelab company is a laboratory container. It has a closed shape with oppositely located branches, at the ends of which there are small olives. Thanks to their presence, the bottle can be reliably and firmly connected to the equipment using a soft hose. There is a partition in the middle that does not reach the end. Flushing of gases is carried out when they pass through granular substances, where unwanted impurities are retained. The Tishchenko bottle is made from high-quality borosilicate glass. It has absolute transparency, which allows you to observe all processes inside the container.

A 30 ml dark glass reagent bottle with a wide neck and a ground-in PrimeLab stopper has excellent performance properties. Made from dark borosilicate glass, which is durable and long lasting. Suitable for storing items that need protection from ultraviolet exposure. Characteristics: • Volume – 30 ml • Base diameter – 40 mm • Throat diameter – 25 mm • Height – 72 mm.

A 30 ml dark glass reagent bottle with a narrow neck and a ground-in stopper is a reliable means for storing and transporting reagents, the volume of which does not exceed 30 ml. The existing plug creates an absolute seal and protects the contents from external influences and evaporation leakage. Made from borosilicate glass 3.3. Characteristics: • Volume – 30 ml • Base diameter – 40 mm • Throat diameter – 18 mm • Height – 76 mm.

The 250 ml dark glass reagent bottle with a narrow neck and ground stopper is suitable for storing liquid reagents, including those that require protection from ultraviolet rays. It has a stable shape in the form of a flat base, the diameter of which is 70 mm. The throat diameter is 27 mm with a total height of 135 mm. The bottle is designed for 250 ml.

A 30 ml light glass reagent bottle with a narrow neck and a ground-in PrimeLab stopper is made of 3.3 borosilicate glass. Chemically stable, does not react with chemically active substances. The ground-in stopper not only securely closes the bottle, but also protects the contents from leakage and evaporation. Characteristics: • Volume – 30 ml • Base diameter – 40 mm • Throat diameter – 18 mm • Height – 76 mm.

A 30 ml reagent bottle made of light Primelab glass is presented with a wide neck and a ground-in stopper. This makes it convenient to pour bulk substances and liquid reagents into it. The ground-in stopper ensures complete tightness, protecting the contents from the external environment. Made from light borosilicate glass. Characteristics: • Volume – 30 ml • Base diameter – 40 mm • Throat diameter – 25 mm • Height – 72 mm.