Iron Metal, powder, 99+%, 100-325 mesh, 500 grams
Here is 500 grams of high purity Iron, fine powder Approx. 325 mesh. It is 99+% pure and is approx. 100-325 mesh fine. The powder is shiny and in excellent shape. ZERO OXIDATION!!! Current catalog price is about $70. Good luck!! Buyer must be 21 years of age. Buyer assumes all liability for the use of this item. Buyer agrees to use this item in accordance with all local, state, and federal laws. This is for laboratory and scientific use only! Not for food or drug use. Shipping will comply with all USPS regulations. Item is NOT regulated by the DOT.
Tannic Acid, Ultra Pure, Powder, 99% min., 100 grams
Here is 100 grams of Ultra Pure Tannic acid. This current batch is 99.9% pure! Pure tannic acid is a light Beige color. The darker it is the less pure it is, or it is not Tannic acid at all. This is the purest Tannic Acid anywhere!
Tannic Acid, Reagent ACS, High Purity, 100 grams
You are purchasing 100 grams of Reagent ACS grade Tannic acid. The is certified ACS grade (high purity for lab and technical uses) by a major US Supplier. It is 97% minimum purity. High purity Tannic Acid is a light yellow/beige powder.