| Item | STANDARD | |||
| Appearance | White or colorless, acicular crystals or a white, crystalline powder | |||
| Salicylic acid | 99.0%-100.5% min | |||
| Melting point | 158-161°Cmin | |||
| Clarity and color of solution | Clear and colorless | |||
| Heavy Mntals | 20ppm | |||
| Chloride | 100ppm | |||
| Loss on drying | 0.5% max | |||
| Sulfate Ash | 0.1%max | |||
| Sulfate | 200ppm | |||