Multiple Storage Uses: This set includes 2 pcs plastic bottles with caps, making it a versatile storage solution for both professional and personal use. Whether you're storing chemical reagent, water sample, medicine, nutrient solution, juices or solid powders, these plastic storage bottles are perfect for laboratory, classroom, home, and more Wide Mouth Design: These plastic liquid/powder containers feature a wide mouth, making them easy to fill, pour, and clean. The large opening ensures smooth handling, ideal for daily use Graduated Markings: Each lab chemical reagent bottle is equipped with clear graduated markings, allowing for accurate measurements up to 34oz/1000ml, providing precision and reliability for laboratory and educational use Food Grade and PP Material: Made from high quality food grade and laboratory grade polypropylene, these sample bottles are safe and BPA-free for storing corrosion resistant chemicals, and other autoclavable liquids with a temperature tolerance of -20～121℃ Leakproof Screw Caps: These plastic jars come with tightly sealing lids, ensuring secure, leakproof storage and keeping fresh. The transparent design allows for easy content identification Discover the ultimate storage solution - plastic graduated water sample bottles with caps, wide mouth reagent bottles, and chemical liquids storage containers! Superior Quality PP Material: Crafted from high-quality polypropylene (PP), these chemical liquids storage containers offer exceptional durability and chemical resistance. PP is known for its strength and stability, making it an ideal choice for storing a wide range of substances. Whether you're dealing with corrosive chemicals in the laboratory, classroom supplies, or household items, our PP water sample bottles will keep your contents safe and secure. Graduated for Precision: The plastic graduated water sample bottles are a standout feature of our product range. With clear markings on the side, you can easily measure and monitor the volume of the contents. This precision is essential in scientific experiments, where accurate measurements are crucial. In the classroom, it allows students to observe and understand the concept of volume. And at home, it helps you measure and mix ingredients accurately for DIY projects. Wide Mouth Design: The wide mouth reagent bottles makes filling and emptying a breeze. No more struggling with narrow openings or spilling precious substances. The wide mouth also allows for easy cleaning, ensuring that your containers remain hygienic and free from contaminants. Whether you're pouring in liquids or adding solid materials, the wide mouth design simplifies the process. Secure Caps: Each wide mouth reagent bottle comes with a tight-fitting cap that provides a secure seal. This prevents leaks and spills, keeping your surroundings clean and safe. The caps are designed to be easy to open and close, yet they offer a reliable seal that you can trust. Whether you're transporting your containers or storing them for an extended period, you can rest assured that the contents will stay in place.