Calcium-selective electrode response on addition of calcium sodium phosphosilicate to deionized water followed by 1% citric acid (pH 3.2), or citric acid alone.
Calcium-selective electrode response on addition of calcium sodium phosphosilicate to deionized water followed by 1% citric acid (pH 3.2), or citric acid alone.
phản ứng điện cực canxi có chọn lọc về việc bổ sung canxi natri phosphosilicate nước khử ion tiếp theo là 1% axit citric (pH 3.2), hay axit citric một mình.