NILE CHEMICALS
ALGINIC ACID
SPECIFICATION |
|
( Mixed polymer of mannuronic and | |
glucuronic acid ) | |
(C6H8O6)n M.W.Approx 48000-186000 | |
Maximum Limits of Impurities : | |
Arsenic ( As ) | 0.0001% |
Iron ( Fe ) | 0.03% |
Heavy metals ( as Pb ) | 0.004% |
Loss on drying | 10% |
Ash | 3% |
Gelation test | In accordance |
pH ( 3% solution in H2O ) | 1.5 to 3.5 |
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