commodity |
specification |
|
SODIUM
BICARBONATE |
NaHCO3 99% Min.
Chioride(Cl) 0.4% Max.
Arsenic(As) 0.0001% Max.
Heavy metals(Pb) 0.0005% Max.
Loss on drying 0.20% Max.
PH value 8.6
|
 |
SODA
ASH |
Na2CO3 99.2% Min.
NaCl 0.25-0.4% Max.
Fe2O3 0.004% Max.
Water insolubles 0.04% Max.
Loss on ignition 0.5% Max.
|
|
SODIUM SULPHIDE |
Na 2S 60% Min.
Water insolubles 0.4% Max.
Fe 0.15% Max.
Na2CO3 5% Max.
|
|
SODIUM SULPHATE
ANHYDROUS |
Na2SO4 99% Min
Ca and Mg(Mg) 0.15% Max.
Fe 0.002% Min.
White Degree 80% Max.
Water Insolubles 0.05%
PH Value 8--10
CI 0.35% Max
|
|
CAUSTIC SODA |
NaOH 96% Min. 98% Min. 99% Min.
Na2CO3 1.4% Max. 1.1% Max. 0.9% Max.
NaCl 2.8% Max. 0.6% Max. 0.15% Max.
Fe2O3 0.01% Max. 0.01% Max. 0.01% Max.
|
|
OTHER PRODUCTS |
|
|
