Sodium Carbonate
Indicator name Industrial-grade Food grade
Total alkali content(Na2CO3)% ≥ 99.2 99.2
Sodium chloride(NaCl)% ≤ 0.7 0.7
Iron(Fe)% ≤ 0.0035 0.004
Sulfate(SO4)% ≤ 0.03 0.001
Water insoluble matter% ≤ 0.03 0.000 2
Loss on ignition2) % ≤ 0.8 0.8
Packing density(g/ml) ≤ 0.9 0.03
Particle size, 180μm sieve residue% ≤ 70
Soda Ash Light (kg / bag) Heavy soda ash (kg / bag) Remarks
40 50 Composite plastic woven bags, flexible container bags packing
750 1000
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Aluminum Tripolyphosphate |
Model APW-1 APW-2 ATP
Phosphorus pentoxide(%) ≥ 42.5-46.5 35.0-40.0 64-68
Aluminum oxide(%) ≤ 11.0-15.0 9.5-13.5 13-17
Silica(%) ≤ 13.5... |
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Zinc oxide |
Test items Indirect method Direct method
Zinc oxide(counted by dried substances )% ≥ 99.7 99.5
Metal ( Zn ) % ≤ None None
Lead oxide( Pb ... |
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Polyether polyol |
Model Hydroxyl value Water content Acid value pH value Potassium Chromaticity Viscosity Degree of unsaturation
mgKOH/g % mgKOH/g mg/Kg APHA mPa.s/... |
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Sodium Carbonate |
Indicator name Industrial-grade Food grade
Total alkali content(Na2CO3)% ≥ 99.2 99.2
Sodium chloride(NaCl)% ≤ 0.7 0.7
Iron(Fe)% ≤ 0.003... |
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Zinc sulfate |
zinc sulfate monohydrate Zinc sulfate heptahydrate
Molecular Formula: ZnSO4 .H2O Molecular Formula:ZnSO4 .7H2O
HG2934-2000 HG/T 2326-2005
CAS... |
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Same products