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Sodium bicarbonate

Sodium bicarbonate

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Packaging Details: 25KG/drum
Delivery Detail: 3days

Specifications:

MP >300 °C(lit.)
BP 851°C
Density 2.16 g/mL at 25 °C(lit.)
refractive index 1.500
storage temp.
2-8°C
Solubility H2O: 1 M at 20 °C, clear, colorless
Water Solubility 9 g/100 mL (20 ºC)
Stability Stable.
General Description Odorless white crystalline powder or lumps. Slightly alkaline (bitter) taste. pH (of freshly prepared 0.1 molar aqueous solution): 8.3 at 77°F. pH (of saturated solution): 8-9. Non-toxic.
Air & Water Reactions Stable in dry air, but slowly decomposes in moist air. Moderately water soluble. Decomposes slowly in water (accelerated by agitation).
Reactivity Profile Sodium bicarbonate reacts exothermically with acids to generate non-toxic carbon dioxide gas. Decomposes when heated. Incompatible with acids, acidic salts (dopamine hydrochloride, pentazocine lactate, many alkaloidal salts) aspirin and bismuth salicylate.
Fire Hazard Literature sources indicate that Sodium bicarbonate is noncombustible.
Biological Activity Commonly used laboratory reagent
ITEMS SPECIFICATIONS Average level of 2004
Total Alkalinity content (as NaHCO3)% >99.5 100.31
PH Value (10g/L solution) <8.6 8.3
Loss on Ignition % <0.2 0.006
Arsenic content (as As) % <0.0001 <0.0001
Heavy Metal content(as Pb) % <0.0005 <0.0005
Clearness Pass Pass
Ammonium Salt Pass Pass
Mesh >80 mesh Pass

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