- Small bottles with lids: suitable for beginners or professional use; lightweight and portable for students; easy to carry; clear bottles with caps for visibility and secure storage. - Wide mouth lab reagent bottle: well-polished with smooth edges to prevent hand injuries; wide mouth for easy filling, pouring, and washing; secure cap provides reliable sealing to help prevent spills and contamination. - Chemical reagent bottle: made of glass material for chemical use; compact small sample bottle designed for convenient handling and storage of reagents. - Sampling bottle: solid base design for stable placement on work surfaces; helps reduce measurement error during transfers and experiments; suitable for laboratory chemical reagent sample storage. Applications and scenarios: - Education and classroom labs: ideal for teaching measurements, demonstrations, and basic experiments with liquids and reagents. - Professional research and analytical labs: convenient for storing, transferring, and sampling small volumes with reduced spill risk. - Field work and on-site sampling: portable bottles that can be carried easily for temporary storage and transport of samples.