| Brand | smart-elements |
|---|
Check the listing for details. Ammonium Perrhenate, crystals, 5 grams - ~ 99.9% purity. Condition: New. Listed at 79.00 USD. Ammonium Perrhenate NH4ReO4. Ammonium Perrhenate (APR) is a white crystalline powder represented by the formula NH4ReO4. It is soluble in water and aqueous alkalis.The specific gravity is 7.53 gm/cc.