Sodium carbonate 99.95-100.05% (dried basis) ACS primary standard

Supplier: Thermo Scientific Chemicals

Irritant Warning

Warning

Synonyms: Calcined soda, Carbonic acid disodium salt

33377-22 33377-36

CAAA33377-22EA 61.46 CAD

CAAA33377-22 CAAA33377-36

Sodium carbonate 99.95-100.05% (dried basis) ACS primary standard

Sodium carbonate

MDL: MFCD00003494 Beilstein Registry No.: 4154566 Notes: m.p. 851°C (begins to lose CO2 at 400°C). For use as an alkalimetric standard, material should be heated at 285°C for 2 hrs. Fieser: 7,332

Physical Form: Granular Density: 2.53 Refractive Index: 1.535 Sensitivity: Hygroscopic Odor: Odorless pH: 11,5 Merck Reference: 14,8596

Formula: Na₂CO₃
MW: 105.99 g/mol
Boiling Pt: 1600
Melting Pt: 854
Density: 2.53
Storage Temperature: Ambient

MDL Number: MFCD00003494
CAS Number: 497-19-8
EINECS: 207-838-8
REACH: 01-2119485498-19
Merck Index: 14,08596

https://digitalassets.avantorsciences.com/adaptivemedia/rendition?id=9a6ff30f1487cdef86add98b38bfa8eb3dac14f6&vid=c5b129b7acb5c897b9d970ea3130d61fb1934b54&prid=web&clid=SAPDAM

Specification Test Results

Insoluble matter	0.01%
Loss on drying at 285°C	1%
Cl	0.001%
Nitrogen compounds (as N)	0.00001
PO3	0.005%
Sulfur compounds (as SO3)	0.003%
Ammonium hyrdoxide precipitate	0.01%
Ca	0.02%%
MG	0.004%

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