Determine the hardness of minerals using these Frey Scientific thin glass plates. If the mineral scratches the plate, it has a hardness factor greater than 5.5 on Moh's hardness scale.
The ideal "solution" for making concentrated solutions or a precipitate! This basin with easy pour spout is a must-have aid for lab work to making DIY mixes at home.
The ideal "solution" for making concentrated solutions or a precipitate! This basin with easy pour spout is a must-have aid for lab work to making DIY mixes at home.
The ideal "solution" for making concentrated solutions or a precipitate! This basin with easy pour spout is a must-have aid for lab work to making DIY mixes at home.
The ideal "solution" for making concentrated solutions or a precipitate! This basin with easy pour spout is a must-have aid for lab work to making DIY mixes at home.