A test was carried out for determination of acid-dissolvable mercury in Linyang Qingfei Powder by atomic absorption spectrophotometry, and appropriate limit was established on the basis of experimental data and safe range.
采用原子吸收分光光度法对羚羊清肺散中酸可溶性汞进行检查,并根据实测数据结合安全范围制定合适的限度。
Through the instrumental test by 723 spectrophotometer for the visible light we comprehended its function and analyzed the instrumental error and chose the experiment condition and worked out the Operating Rules of mensuration dissolubility silicic aicd by 723 spectrophotometer for the visible light and fulfilled successfully the experiment of the item for the trial run.
通过对723可见分光光度计的测试,了解仪器性能,分析仪器误差,选择测定可溶性硅酸实验条件,制订操作规程,圆满完成该项目测定可溶性硅酸的试运行实验。
Counter etch: A weak acid solution ,e.g. acetic acid , used to clean a plate chemically before coating .
清洗腐蚀剂:化学性的版面清洗 ，在涂布乐膜前使用。它是一种弱酸溶液，如醋酸等。
Using QBASIC Procedure to Calculate the Acidity (Alkalinity) of the Weak Monoacid ( Monobasic )Aqua;
QBASIC程序计算一元弱酸(碱)溶液的酸(碱)度
Study on H~+ion concentration in weak acid and mild base salt;
弱酸弱碱盐溶液中氢离子浓度计算的探讨
a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water.
一种有毒的液态弱酸，由氯化氢溶于水中形成。
"a weak, unstable acid, HCO, present in solutions of carbon dioxide in water. "
一种不稳定的弱酸,HCO,表现为二氧化碳的水溶液。
The Calculation pH Formula of the Weak Monoacid or the weak Monoacidic Base and the Mixture Solution by the Condition of the Proton;
利用质子条件计算一元弱酸或弱碱及其混合物溶液的pH值
phenol-4-sulfonic acid solution
苯酚-4-磺酸溶液
a weak acid known only in solution; formed when carbon dioxide combines with water.
一种弱酸，已知仅存在于溶液中，二氧化碳与水结合时形成。
Rheologic Properties of an Anionic Guar Gum Solution and Its Weakly Acidic Gel
阴离子瓜尔胶溶液及其弱酸性冻胶的流变性研究
chlorine bleach liquor
氯漂[白]液,次氯酸钠溶液
chameleon solution
(过)锰酸盐溶液, 变色液
Calculations on Acid-base Degree of Soluble Acidic Saline Solution of Tribasic Acid;
三元酸易溶酸式盐溶液酸碱度的计算
They dissolve readily in water, dilute acids, and alkalis but do not coagulate readily on heating.
组蛋白在水中很容易溶解，其水溶液呈弱酸性和碱性，加热时不立即凝结。
Water, oil, organic solvent and weak corrosive fluid.
水、、机溶剂及其它弱腐蚀性溶液.
Titrate the mixed solution with ethanol solution of acetic acid.
用乙酸的乙醇溶液滴定溶液的碱浓度。
a weak soluble dibasic acid (the parent acid of cyanamide salts).
一种水溶性弱酸，氰胺盐的母酸。
petroleum sulfonate flood
石油磺酸盐溶液驱油
