High Purity Sodium Anhydrous sodium sulfite
| Post Date: |
Nov 26,2024 |
| Expiry Date: |
May 25,2025 |
| Detailed Description: |
|
Item
|
Company standard
|
|
sodium sulfite (Na2SO3), mass fraction /%
|
≥98.0
|
|
Fe, mass fraction /%
|
≤0.001
|
|
Free alkali(As content Na2CO3), mass fraction /%
|
≤0.05
|
|
Heavy metal content(Pb), mass fraction /%
|
≤0.0001
|
|
As content (As content), mass fraction /%
|
≤0.0001
|
|
Clarity
|
Passed
|
|
-
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