US$ 48.00
used as the standard positive partner to ebonite in triboelectric investigations
slide valve
Fractional distillation kit separates liquid mixtures through boiling point differences for up to 60 students with apparatus and comprehensive procedure guides
supporting qualitative and quantitative comparison of how heat flows through different metals via a temperature sensor (sold separately)
Universal Indicator Solution, 500mL - Lab-Grade - The Curated Chemical Collection Glass Dishes & Jars_Glass Petri Dishes used as the standard positiveLaboratory grade universal indicator that displays a continuous color spectrum from red through violet across the pH scale, used for visual pH estimation in solutions.