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| Acid | 
| Appearance: | Colorless, fuming liquid. | Odor: | Odorless. | 
| Solubility: | Infinitely soluble. | Specific Gravity: | 1.15 -1.18 | 
| pH: | 1.0 (0.1M solution) | % Volatiles by volume @ 21C (70F): | 100 (as water and acid) | 
| Boiling Point: | 108C (226F) | Melting Point: | < -36C (< -33F) | 
| Vapor Density (Air=1): | 1.97 | Vapor Pressure (mm Hg): | 25 @ 20C (68F) | 
| Proper Shipping Name: | Hydrofluoric Acid (With Not More Than 60% Strength) | Hazard Class: | 8, 6.1 | 
| UN/NA: | UN1790 | Packing Group: | II | 
| Information reported for product/size: | 500LB | 

