For Laboratory, Research or Manufacturing Use. Comes in a 2.5 liter clear glass bottle, in single shipper. (orthophosphoric acid) Formula: H3PO4 Formula Weight: 98.00 CAS Number: 7664-38-2 IMO: 8:1805 HTS Number: 2809200030 Specific Gravity: 1L = 1.69 Kg Management of Change: N