Product Details :
Product Name | : BORAX |
C.A.S. No. | : 1303-96-4 |
Molecular Formula | : Na2B4O7.10H2O |
Molecular Weight | : 381.4 g/mol |
SPECIFICATION | BP | USP |
Description | White or almost white crystalline powder, colorless crystals or crystalline masses, efflorescent. | White or almost white powder, crystalline powder, colorless powder or crystalline masses, efflorescent. |
Appearance of solution | 4% w/v Solution is clear and colorless | - |
Solubility | Soluble in water, very soluble in boiling water and freely soluble in glycerol. | - |
Identification
|
A: The flame has a green color. B: Red color became disappear. C: It gives reaction of Sodium. |
A: It gives reaction of Borate B: It gives reaction of Sodium. |
Carbonate & bicarbonate | - | No effervescence is observed. |
Heavy Metals | - | NMT 20 ppm |
pH (4% w/v solution in water) | 9.0 9.6 | - |
Sulphate | NMT50 ppm. | - |
Ammonium | NMT10 ppm. | - |
Arsenic | NMT 5 ppm. | - |
Calcium | NMT100 ppm. | - |
Organic Volatile impurities | - | Meets the requirement |
Residual Solvents | - | Meets the requirement |
Assay Na2B4O7,10H2O | 99.0 % - 103.0 | 99.0 %-105.0 % |
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