PRODUCT DESCRIPTION: COUPLIN Staining Jar Glass 5 Internal Slots  Holds up to  1×3 slides Wide-mouthed glass jars, usually with vertically grooved interior walls, used for the storage or staining of slides containing blood smears or tissue sections. COUPLIN jars can be used for pre-staining with and alcohol buffer. Slides are held vertically for easy manipulation. A COUPLIN jar can also serve as a preparation chamber for micro-thin-layer chromatography.

Product Description CRUCIBLE , PORCELAIN MEDIUM WALL WITH LID is used for heating substances at high temperatures, providing a durable container for melting, burning, or chemical reactions while minimizing contamination and loss of material.

Product Description A Porcelain Crucible is a vessel, which can resist very high temperatures and is used for metal, glass, and pigment production. The apparatus is also useful in many laboratory processes. The use of porcelain in manufacturing crucibles is attributed to its high resistance to heat. The material can withstand high temperatures without melting or changing its shape.