Salicylic acid puro [69-72-7]
Salicylic acid is used in medicine as a disinfectant and keratolic agent. In the past acid was used as a food preservative, due to its toxic effects it has now been replaced by sodium benzoate and potassium nitrate.
Physical description White crystalline powder or colorless crystals
Identification According to BP, Ph. Eur.
Solubility of 2.5 g in 50 ml of water: a clear, colorless solution
Related substances According to BP, Ph. Eur.
Chlorides ≤ 100 ppm
Sulphates ≤ 200 ppm
Heavy metals ≤ 20 ppm
Loss on drying ≤ 0.5%
Sulphated ash ≤ 0.1%
Purity 99.0 – 101.0% (dried base)
Compliant with BP, Ph. Eur.
Labels for hazardous chemicals and mixtures that are part of the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). The pictograms recommended by GHS have the shape of a square set on the top. They should contain a black symbol on a white background with a red border.
Priority rules to be observed in connection with the labeling of a substance:
– the skull and crossbones, the exclamation mark pictogram should not be added.
– corrosive effects, the exclamation mark pictogram should not be added if it concerns eye or skin irritation.
– health hazard determining respiratory sensitization, the exclamation mark pictogram should not be added if it concerns skin sensitization or irritation to eyes or skin.
Source: GHS pictograms