The transparent material of these oil sample bottles allows for easy observation of the color and turbidity of the oil samples, making it easier to detect any abnormalities or impurities. The capacity of bottle is ideal for routine oil analysis needs, and the set of bottles allows for sampling and storage. Features -Color:Transparent -Material:PET -Size:8.50X4.80X4.80cm/3.34X1.89X1.89in -Capacity: 100ml -Designed to withstand the rigors of laboratory or field use, this oil sample bottle has a durable and construction that assures performance over time. -Thanks to its transparent material, this oil sample bottle allows for easy detection of any abnormalities or impurities that may be present in the sample, making it an essential tool for routine oil analysis. -With a proper capacity, this oil sample bottle is perfectly suited for a wide range of routine oil analysis needs, from basic testing to more complex analyses. -This set of oil sample bottles is ideal for sampling and storage, allowing you to collect multiple samples at once and store them securely until they are ready for analysis. -Each oil sample bottle is sealed to prevent evaporation, ensuring that your samples remain pure and accurate throughout the testing process. Package list: 6 x reagent bottles with caps