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SODIUM HYDROGEN CARBONATE AR

Confirms to IP, BP, USP
Sodium bicarbonate

COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1206500 1PDL00030K 1PDL00040K
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Article No. 05895 Grade AR
Purity 99.7% CAS No. 144-55-8
Molecular Formula NaHCO3 Molecular Weight 84.01
H.S. Code 2836.3000 Shelf Life 60 Months

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)

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%
Revision Date: 12-Dec-2019

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