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Potassium sodium fluoride

ITEM	SPECIFICATION	RESULT
Apperance	White powder	Pass
Assay %	≥99.0	99.35
Al %	≤0.002	0.001
Chloride(Cl) ppm	≤20	17.6
phosphorus %	≤0.001	0.001
sulfur（S） %	≤0.0002	0.0001
Basicity %	≤0.3	0.21
Loss on drying %	≤0.15	0.15
White dergree %	≥75	78
Particle size	100% pass through 60 mesh	Pass