Molecular Formula:HF Molecular Weight:20.01 Index Name Index A B C F-40 F-40 F-55 F-60 F-70 F-40 F-55 Hydrofluoric(HF)Content,%? 40.0 40.0 55.0 60.0 70.0 40.0 55.0 Fluorosilicic Acid(H2SiF6),%? 0.02 0.2 0.5 0.4 0.4 2.5 5.0 Non-volatile Acid(H2SO4),%? 0.02 0.05 0.08 0.08 0.08 1.0 2.0 Note:HF content can be controlled between 35 and 70 on the clients' requirements. Properties: The product is a colorless and transparent solution. It has a strongly pungent odor and a strong toxicity.It is very corrosive. Application: The product is used in Chemical industry,Metallurgical Industry Glass Industry, Mine, Petroleum and Atomic Energy Industry. Storage: The product should be stored in a storehouse with good ventilation. Transport: It should be treated as Grade A inorganic acid corrosive goods during its transportation. Packing: The product is refilled in a polythene plastic drum;Of course,We can also fill it on consumers'requests.