Article No. 06197
Purity 99.7%
Molecular Formula C4H6O6
H.S. Code 2918.1200
Grade AR
CAS No. 87-69-4
Molecular Weight 150.09
Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 1 - 2 at 150 g/l at 25 °C
Melting point/ Freezing point [°C] 170 - 172 °C Auto-ignition temperature [°C] 425°C
Flash point [°C] 150 °C Vapour density 5.18
Density [g/cm3] 1.76 Solubility in water [% weight] 150 g/l at 20 °C - completely soluble

Specifications

Appearance White crystalline powder Assay Min. 99.7%
Specific optical rotation ([α]20/D) +12.0° to +12.8° Sulphated ash Max. 0.01%
Chloride (Cl) Max. 0.0005% Sulphate (SO4) Max. 0.0005%
Heavy metal (as Pb) Max. 0.0005% Iron (Fe) Max. 0.0005%
Calcium (Ca) Max. 0.002%

Safety Information and Hazard Symbols

Exclamation Mark              

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