Ammonia Solution 30% AR/ACS 500ML this ray box is an

this ray box is an essential tool for teaching and learning about optics and light behavior

the ray box features an open front and vertical internal grooves to accommodate a slit plate and a cylindrical lens

this real scorpion specimen is a collector's item that adds a touch of history and intrigue to any space

Durable and Practical: This magnetic stirrer is made of high-quality zinc alloy and magnet materials

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Ammonia Solution 30% AR/ACS 500ML this ray box is anLaboratory Grade: This Ammonia Solution 30% AR ACS is of analytical reagent analytical chemistry standard, ensuring high purity and quality for laboratory use. Physical Properties: It is a clear colorless liquid with a pungent ammonia odor, soluble in water, and with a pH value of 11. 7 at 20C. Specifications: The solution has a purity of 28 30% (acidimetric, NH3), with maximum allowable levels of impurities such as carbon dioxide, chloride, heavy