Sodium sulfite

Category:
ITEM SPECIFICATION TEST RESULT
Na2SO3 content 98.0 %min 98.30%
Sodium sulphate 1.5%max 1.0%
Sodium chloride (NaCL) 0.1%max 0.08%
Iron (Fe) 0.003%max 0.0015%
Water insoluble 0.05%max 0.02%
Heavy metal as Pb 10PPM MAX 5PPM
Free alkali (as Na2CO3) 0.30%max 0.24%
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