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日期:2024-07-06
2010年6月11日 ... 輕輕的把檢測試紙壓在皂面上,約5-10秒直到試紙沾濕後即可拿起,如果 ... 基本上用
氫氧化鈉製造出來的肥皂,pH值通常會大於7以上,因為強鹼(氫 ......
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日期:2024-07-06
PH試紙PH1-11(台灣) ,工具 ... 台灣本島配送,購買【美容保養品】滿3000元以上免運費;DIY原料凡購買大包裝1公斤(含)以上、加侖4L(含)以上運費皆須自付。...
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日期:2024-07-10
pH indicators are frequently employed in titrations in analytical chemistry and biology to determine the extent of a chemical reaction. Because of the subjective choice (determination) of color, pH indicators are susceptible to imprecise readings. For app...
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日期:2024-07-04
PH indicator solution or strips can be useful in determining the pH indicator range of your body or a substance. The pH indicator color will tell you ... When it comes to testing a pH indicator range, we all use different methods. Whether you are testing ...
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日期:2024-07-08
Phenol Red - Abbey Color is the leading manufacturer of phenol red dye. Phenol red dye is also known as phenolsulfonphthalein or PSP and is a pH indicator. Phenol red pH indicator dye is frequently used in cell biology laboratories....
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日期:2024-07-09
pH Indicator Definition A halochromic chemical compound that is added in small amounts to a solution so that the pH (acidity or alkalinity) of the solution can be determined easily. Application A pH measurement is important for medicine, biology, chemistr...