ACS Grade Ammonium Hydroxide Solution, 2.5L Science at Home_Innovating Science Kits this Brownlee-pattern apparatus gives a

this Brownlee-pattern apparatus gives a clean visual proof of the 2:1 stoichiometry of water decomposition

Bulk 10kg of sodium dodecyl sulfate (SDS)

a step up from the 70mm model with extended pole separation that gives field-mapping experiments more room along the magnet axis

Series-type 0-100 ohm Ohm's meter in an unbreakable case with a clear front

ACS Grade Ammonium Hydroxide Solution, 2.5L Science at Home_Innovating Science Kits this Brownlee-pattern apparatus gives aTwo and a half liter ACS grade ammonium hydroxide solution, the analytical grade ammonia source for buffer preparation, copper complex chemistry demos, and quantitative precipitation work.