| CAS No.: | 7542-12-3 |
|---|---|
| Formula: | Na2co3 |
| Classification: | Na2co3 |
|
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TEST ITEMS
|
TEST STANDARD |
|
TOTAL ALKALI
(AS NaHCO3 ON DRY BASIS) |
99%~100.5%
|
|
MASS FRACTION ON DRYING LOSS
|
≤0.20%
|
|
PH
|
≤8.5(10g/L)
|
|
CHLORIDE ( AS Cl )
|
≤0.20%
|
|
Fe
|
≤0.002%
|
|
WATER INSOLUBLE
|
≤0.02
|
|
SULFATE (AS SO4 ON DRY BASIS)
|
≤0.05
|
|
Ca
|
≤0.03%
|
|
As
|
≤0.0001%
|
|
HEAVY METAL(As Pb)
|
0.0005%
|
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