Product group - Acid Washed Activated Carbon Feature - Good adsorbent. Color -Black Main Ingredient/Material - 100% Coconut-based Charcoal Grade - "CTC 40-70 / Iodine 800 - 1300" Size - 4x8, 6x12, 8x30, 12x30, 12x40 "Brand Name: - BFCARB Usage - Quality granular/powder Activated Carbon from coconut shell suitable for water, air, food and beverage, pharmaceutical, mining and other various applications with the benefit of cost effectiveness, hardness, ease of handling and more importantly environment-friendly because it is from a renewable source. Certification: - NSF, Halal, Kosher