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Specification Of Sodium Bicarbonate
| PRODUCT IDENTIFICATION | |
| CAS NO. | : 144-55-8 |
| Formula | : NaHCO3 |
| MOL WT. | : 83.982 |
| TOXICITY | : LD 50: 5 g/kg (oral in rats) |
| SYNONYMS | : Sodium bicarbonate, Bicarbonate of soda, Baking soda |
| PHYSICAL AND CHEMICAL PROPERTIES | |
| Total alkalinity (as NaHCO3) | : 99.20 %, min |
| pH | : 8.8 max |
| Chlorides (as Cl) | : 0.06 %, max |
| Matter insoluble in water | : 0.10 %, max |
| Sulphates (as SO4) | : 0.07 %, max |
| Iron (as Fe) | : 0.004 %, max |
| Heavy metals (as Pb) | : 5 ppm, max |
| Arsenic (as As) | : 1.5 ppm, max |
| Copper (as Cu) | : 30 ppm, max |
| SALES SPECIFICATION | |
| PHYSICAL STATE | : White crystalline solid. |
| MELTING POINT | : Decomposes below MP |
| BOILING POINT | : Unknow>Decomposes |
| SOLUBILITY IN WATER | : 7.8g/100ml water @ 18C (64F) |
| Density and phase | : 2.159 g/cm³, solid. |
| DESCRIPTION OF SODIUM BICARBONATE |
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Sodium bicarbonate is the chemical compound with the formula NaHCO3. Because it has long been known and is widely used, the salt has many other names including sodium hydrogencarbonate, sodium bicarb, baking soda, bread soda, cooking soda, bicarb soda, saleratus or bicarbonate of soda. It is soluble in water. Sodium bicarbonate is a white solid that is crystalline but often appears as a fine powder. It has a slight alkaline taste resembling that of sodium carbonate. It is a component of the mineral neutron and is found dissolved in many mineral springs. The natural mineral form is known as nahcolite. It is also produced artificially.
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