SODIUM HYDROGEN CARBONATE
SODIUM HYDROGEN CARBONATE AR
Confirms to IP, BP, USP
Short Name: SODIUM HYDROGEN CARBONATE
Synonym: Sodium bicarbonate
Basic Details
Article No.
LG4077
Grade
AR
Purity
99.7%
CAS No.
144-55-8
HS Code
2836.3000
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
8 - 8.5
Melting point/ Freezing point [°C]
300 °C
Decomposition point [°C]
50 °C
Density [g/cm3]
2.16
Solubility in water [% weight]
9 g/100mL (20°C)
Chemical Specifications
Appearance
A soft white crystalline powder
Assay
99.7 - 100.5%
Identity
Passes test
Insoluble matter
Max 0.015%
Carbonate
Passes test
pH
Max 8.6
Chloride (Cl)
Max 0.003%
Nitrogen compounds (as N)
Max 0.001%
Phosphate (PO4)
Max 0.005%
Silicate (SiO2)
Max 0.005%
Sulphate (SO4)
Max 0.003%
Ammonium (NH4)
Max 0.0005%
Arsenic (As)
Max 0.0002%
Calcium (Ca)
Max 0.005%
Copper (Cu)
Max 0.0005%
Iron (Fe)
Max 0.001%
Lead (Pb)
Max 0.0005%
Magnesium (Mg)
Max 0.005%
Potassium (K)
Max 0.005%
Substance reducing iodine (I)
Max 0.0065%
Loss on drying (over silica gel; 4 hrs)
Max 0.25%
Safety Information & Hazard Symbols