Determination of the Hardness of Water, Kit Includes:4x500 ml EDTA Solution, 0.005M, 2x200 ml Buffer Solution, 2x15 ml EBT Solution (Eriochrome Black, 0.1%) UN1219
Acids and Bases Kit, 0.01M will be standardized with a solid acid, potassium hydrogen phthalate, to determine the exact molarity of the base, Include Hydrochloric acid, 1.0M, Sodium hydroxide, 6.0M, Potassium hydrogen phthalate, Phenolphthalein, 1.0%
Propterites of matter: what oobleck, Th kit has been designed to introduce young students (K-4) to the concepts of matter in a fun, safe, hands-on way, Kit includes: 1000g Oobleck powder, 10 pcs Solid samples, 30 Holding trays, 10 Testing spatulas