CAS No.: | 144-55-8 |
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Formula: | Nahco3 |
EINECS: | 205-633-8 |
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Item--sodium bicarbonate | INDUSTRY GRADE | FOOD GRADE | FEED GRADE |
Total Alkali(Quality Fraction of NaHCO3Dry Basis)%≥ | 99.0-100.5 | 99.0-100.5 | 99.0-100.5 |
Lost of Ignition % ≤ | 0.2 | 0.2 | 0.2 |
PH 90(10g /L ) ≤ | 8.5 | 8.5 | 8.5 |
NaCl (Quality Fraction of NaCl Dry Basis) % ≤ | 0.20 | 0.40 | --- |
Iron(dry mass fraction of Fe)% ≤ | 0.002 | --- | --- |
Water insoluble matter mass fraction % ≤ | 0.02 | --- | --- |
As Quality Fraction(Dry Basis) % ≤ | 0.0001 | 0.0001 | 0.0001 |
Pb Quality Fraction(Dry Basis) % ≤ | 0.0005 | 0.0005 | 0.0005 |
Ca Quality Fraction(Dry Basis) % ≤ | 0.03 | --- | --- |
Sulfate(SO4 dry basis of the mass fraction) | 0.05 | --- | --- |