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Experiments find ggbfs quantity as for inorganic compounds which are present in food samples, crusible. And the burning temperature of 550° c to eliminate the substance the rest out ทรัน์ทั้ง only inorganic compounds or minerals. Be weighed to determine the weight of the sample with crusible after baking to deduct weight crusible to weight ash percentage for quantities of ginger and bring to the next ashes.
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