ITEM	STANDARD	SPECIFICATE	RESULT
Na2SO4            %≥	98.00	99.51	PASS
WATER-INSOLUBLE  %≤	0.10	0.04	PASS
CA,MG(MG)        %≤	0.30	0.00	PASS
Cl               %≤	0.70	0.45	PASS
Fe               %≤	0.01	0.0006	PASS
MOISTURE         %≤	0.50	0.17	PASS
WHITENESS（R457) %≥	82.00	86.40	PASS
PH	6-8	7.23	PASS