Boron Element Sample - 4g Amorphous Boron Powder 98% Pure - Periodic Table

Description

This listing is for
a 4g sample of amorphous Boron powder in a screw top vial.  Purity is 98%.
This would make a great addition to someones element collection. Please check my other listings for more element samples. Looking for an element you don't see listed? Feel free to contact me through ebay because I can get almost anything.
I have Na metal, K metal and Li metal available as well. I also have samples like As metal, Tl metal, Hg metal, White P, Br, Rb and Cs. Please don't hesitate to contact me through ebay if interested and I can create a custom listing for you. Thanks for looking.