Scientific Microscopy Reference Letter E for Prepared Slides Work, SKU 100-01, is a United Scientific Supplies product for laboratory, educational, research, or quality-control use. The Microscopy Reference Letter E Prepared Slide, is designed for laboratory use. Ideal for technical education, research, and quality assurance workflows. Constructed from high-grade materials resistant to common laboratory reagents. Compatible with a wide range of standard scientific setups and apparatus. Engineered for durability in demanding industrial and laboratory environments. The listed specifications include pack quantity of 1, dimensions of 3.0 x 1.0 x 0.1 (in), weight of 0.1 lbs (lbs). For purchasing records, the country of origin is listed as China. The row does not identify the item as autoclavable. Related use terms in the row include Microscope Slides, Prepared. In equipment-based workflows, this item supports classroom demonstrations, laboratory setup, measurement, or sample processing according to the stated use. Its main advantage is ready-to-view specimen preparation for immediate microscopic study, which makes it a better fit for classroom microscopy, teaching labs, and quick reference work without slide prep time than a more generic alternative. The difference is mostly functional: Unlike blank slides or raw specimen kits, this option removes staining and mounting steps so users can focus on observation and comparison. For equipment or apparatus purchasing, confirm the stated specifications, operating limits, and any product documentation required by the lab before use. The row indicates California Proposition 65 applicability, so applicable warning language should remain visible where required. United Scientific Supplies provides applicable CPSIA/CPSC compliance resources for covered items and general compliance statements for items where GCC documentation is not required.