· Clear graduation lines: permanent white enamel graduations from 50 mL to 200 mL, marked every 50ml, accurate scales and measurement
· Thick and durable glass: borosilicate glass has high quality, low coefficients of thermal expansion, resistant to thermal shock, high chemical resistance in corrosive enviroments
· GL45 screw cap: it has tight seal, drip-free, reduces the risk of liquid evaporation and exposure, the lid can be sterilized by high-pressure steam treatment at 140 degree
· Autoclavable: the bottle can reach up to 120 degree, wrapped with foam to prevent breakage, thermal stability, alkali and acid resistance, reusable, enviromental friendly, easy labeling
· Glass bottles fit for storing chemicals, liquids, powders, biologicals and other liquid solutions for lab, experiment, chemistry, scientific studies and household home uses