DURAN® Narrow neck stand-up bottle, NS 12/21, clear, with stopper, 25 ml

DURAN® Stand-up bottle, narrow neck, clear, NS 12/21, with glass stopper, 25 ml The classic stopper-sealable reagent bottles are formed from DURAN® borosilicate 3.3 type 1 glass and are suitable for storing liquid and solid chemicals as well as reagents. The bottles feature a narrow, tapered neck and conform to ISO 4796-2. The narrow neck is suitable for liquids and the angle of the bottle shoulders ensures that the contents can be poured out easily. The glass stopper provides an excellent seal that protects contents from evaporation, oxidation and contamination. The labeling field and retrace code for manufacturing traceability are printed in durable white enamel. Special Features and Benefits: Consists only of glass components and is therefore suitable for the storage of aggressive materials Tight closure due to standard ground joint Easy-to-read scale with line graduation for measuring the contents Baked-on and therefore permanently durable white printed image Application: Storage of air-sensitive reagents, pharmaceuticals and chemicals, storage of hygroscopic solids, granulates and pharmaceutical powders, transport and shipping of samples