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LC5371 Sodium carbonate monohydrate
suitable for use as excipient 
Order number Packaging Quantity Price €
AC32371 Plastic bottle 1 kg Inquire
AC32371 Double PE Sack 25 kg Inquire

 

Product information
Synonyms Soda monohydrate
Hill Formula CNa2O3 * H2O
Chemical formula Na2CO3 * H2O
HS Code 2836 20 00
EC number 207-838-8
Molar mass 124.00 g/mol
EC index number 011-005-00-2
CAS number 5968-11-6

 

Chemical and physical data
Solubility 210 g/l (20 °C)
Melting point 854 °C (anhydrous substance)
Molar mass 124.00 g/mol
Density 2.25 g/cm3 (20 °C)
Bulk density 820 kg/m3
pH value 11 – 12 (50 g/l, H2O, 25 °C)

 

Safety information according to GHS
Hazard Statement(s) H319: Causes serious eye irritation.
Precautionary Statement(s) P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

 

Safety information
R Phrase R 36
Irritating to eyes.
S Phrase S 22-26
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Categories of danger irritant
Hazard Symbol Irritant

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Toxicological data
LD 50 oral LD50 rat 4090 mg/kg

 

Specifications
Assay
– Na2CO3
83.0 – 87.5 %
– acidimetric; calculated on dried substance 99.5 – 100.5 %
Identity passes test
Appearance of solution passes test
Alcalihydroxides and Alcalihydrogencarbonates passes test
Chloride (Cl) ≤ 0.0125 %
Sulphate (SO4) ≤ 0.025 %
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.0003 %
Cu (Copper) ≤ 0.0025 %
Fe (Iron) ≤ 0.005 %
Hg (Mercury) ≤ 0.0001 %
Pb (Lead) ≤ 0.0005 %
Zn (Zinc) ≤ 0.0025 %
Residual solvents (Ph.Eur./ICH) excluded by manufacturing process
Loss on drying 12.0 – 15.0 %