50 ml capacity: each jar holds 50 ml, providing ample space for small samples, essential oils, spices and other small items. Suitable for test bottles, vials and contaminate test vials where consistent smallvolume storage is required. Clear glass construction: transparent glass lets you see contents at a glance for quick identification and monitoring. Ideal when visual inspection is important in laboratory or home use. Screwcap closure: fitted screw caps deliver reliable sealing to prevent leaks and protect contents from spills and crosscontamination. Works well for tiny sample vials and samples that require secure closure. Versatile use: designed for a wide range of applications—from laboratory testing and sample storage to essential oil sampling, spice storage and craft or hobby supplies. These clear empty jars serve as vials for essential oil and generalpurpose smallitem storage. Practical attributes: compact 50 ml size for spaceefficient storage, glass material for chemical compatibility with many substances, and screw caps for repeatable, secure performance. Use scenarios: 1) Essential oil sampling and blending: store and label 50 ml batches for testing, transport, or retail samples in clear glass vials with leakresistant screw caps. 2) Laboratory sample storage: use as test bottles or smallvolume vials for routine analyses, contaminant testing, or secure shortterm sample retention. 3) Home and culinary organization: keep spices, extracts or small ingredients in clear jars for easy identification and tidy pantry or workstation storage. Clear, functional and dependable — these 50 ml clear glass jars with screw caps meet the needs of laboratory and home users who require smallvolume, visible, and securely sealed storage.