SODIUM DICHROMATE LR (DIHYDRATE)

Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
S0187705000 LR 98% 7789-12-0 Na2Cr2O7.2H2O 298 2841.3000
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Orange Crystalline

Odour

Odorless

pH value

3.5-4.0

Melting Point/ Freezing point [°C]

91 °C

Vapour density

10

Density [g/cm3]

2.35

Solubility in water [% weight]

Soluble in water (73%)

Specifications

Appearance:

 Orange crystalline powder

Chloride (Cl):

 Max 0.03%

Sulphate (SO4):

 Max 0.2%

Potassium (K):

 Max 0.1%

Assay (iodometric):

 Min 98%

Safety Information and Hazard Symbols

Symbol: GHS03, GHS05, GHS06, GHS08, GHS09
Signal Word: Danger
UN No.: 3087
IMCO Class No.: 5.1 (6.1)
Packing Group: II
Hazardous Statement: H340-H317-H330-H334-H314-H312-H350-H410-H360FD-H372-H301-H272-H335
Precaution Statement: P280-P305+P351+P338-P310-P301+P330+P331-P303+P361+P353-P273
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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