Use this link for one "quantity" of Boron Crystalline 99.9% equal to 1 gram. (Actual weight 1.0g-1.4g). Picture shows pieces that are 1g-6g. Click on the material name for more information.

Use this link for one "quantity" of Boron Crystalline 99.9% equal to 5 grams. (Actual weight 5.0g-5.4g). Picture shows pieces that are 1g-6g. Click on the material name for more information.