Home / Supplies / Aquascaping / Substrates / Caribsea Special Grade Reef Sand “Dr. Tims Ammonium Chloride – Dr. Tim’s” has been added to your cart. View cart Caribsea Special Grade Reef Sand$44.95 Only 1 left in stock Caribsea Special Grade Reef Sand quantity Add to cart Buy with EAN: 008479000507 SKU: 008479000507 Categories: Aquascaping, Substrates, Supplies Related products MicroBacter QuikCycl $9.95 Add to cart Coralline Purple Reef Epoxy $7.95 Add to cart Reef Iodine – Seachem $14.95 Add to cart Marine Buffer $9.95 Add to cart