Packings
05275
Article No. 05275
Purity 99%
Molecular Formula C8H6O4
H.S. Code 2917.3930
Grade AR
CAS No. 88-99-3
Molecular Weight 166.13
Shelf Life 60 Months

Physical Properties

Specifications

Safety Information and Hazard Symbols

Symbol:


Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 2
Melting point/ Freezing point [°C] 210 - 211 °C Flash point [°C] 168°C
Vapour density 5.73 Density [g/cm3] 1.593
Solubility in water [% weight] Slightly soluble in water Partition coefficient Log Pow octanol / water at 20°C 1.415

Specifications

Appearance White crystalline powder Assay (alkalimetric) Min 99.0%
Substance insoluble in Na2CO3 solution Max 0.05% Iron (Fe) Max 0.001%
Chloride (Cl) Max 0.005% Sulphate (SO4) Max 0.005%
Nitrate (NO3) Max 0.005% Heavy metal (as Pb) Max 0.001%
Water Max 0.5% Sulphated ash Max 0.02%

Safety Information and Hazard Symbols

Exclamation Mark

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338