| 单词 | phosphate buffer |
| 释义 | phosphate buffer [`fä´sfāt `bǝf·ǝr] ANALYTICAL CHEMISTRY Laboratory pH reference solution made of KH2PO4 and Na2HPO4; when 0.025 molal (equimolal of the potassium and sodium salts), the pH is 6.865 at 25°C. |
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