羥值 的英文怎麼說

中文拼音 [qiǎngzhí]
羥值 英文
hydroxyl value
  • 羥 : 名詞[化學] （羥基） hydroxyl （group）
  1. In the synthesizing process, the ph value in hydroxymethylated stage, the reaction time, temperature and the moore ratio of sodium bisulfate to melamine in the sulfonated stage, and die ph value in the condensation stage, are important factors influencing on the performance of jd

    在合成過程中，羥甲基化階段的ph值，磺化階段的ph值、時間、溫度和投料摩爾比，縮合階段的ph值等對減水劑性能影響顯著。
  2. In all those complexes, no matter which conformation ida assumes ( mer - or fac - style ), the two 0 atoms of 1n2o are both from carboxylic hydroxyl. however, by comparing the bond length, we can find that o ( 4 ) and o ( 2 ) atom is from different group in this complex, 0 ( 4 ) atom from carboxylic hydroxyl, whereas, 0 ( 2 ) from carboxylic carboxide

    值得注意的是：在這個雙核配合物中，我們首次發現一種新穎的配位方式： ida上與金屬離子配位的三齒螯合原子是亞氨n原子、一個羧基上的羥基o原子和另外一個羧基上的羰基o原子。
  3. Test methods for acid value, saponification value, ester value, iodine value, hydroxyl value and unsaponifiable matter of chemical products

    化學製品的酸值皂化值酯值碘值羥基值及不皂化物的試驗方法
  4. In this paper, the viscosity changes of hydroxy ethyl cellulose sol caused by a kind of mixed salt were studied, which provided valuable basic data and an adapting equation for its practical application

    摘要研究了一種混合鹽的存在使羥乙基纖維素溶膠粘度變化的情況，為其實際應用提供了有價值的基礎數據和擬合公式。
  5. Hi this thesis, the setting time of various retarders had been tested, in which three retarders with good retarding action, citric acid, sodium tripolyphosphate, bone glue are respectively chosen from three types of retarders, hydroxyl carboxylic acid type, phosphate type and protein type, and the strength and setting time of gypsum added with them are determined. effect of some factors, such as ph value, fineness of hemihydrate, type of gypsum on the retarding action of the retarders is also studied

    本文對多種緩凝劑進行凝結時間測試，選擇效果良好的羥基羧酸、無機鹽和蛋白質類型的三種緩凝劑：檸檬酸、多聚磷酸鈉和骨膠，測定它們對石膏凝結時間、強度等宏觀性能的影響，並分別研究ph值、石膏細度和石膏種類等因素對它們的緩凝效果的影響。
  6. Polyether polyols - determination of hydroxyl number

    聚醚多元醇中羥值測定方法
  7. Aromatics. determination of carbonyl value and carbonyl compounds content. free hydroxylamine method

    香料羰值和羰基化合物含量的測定游離羥胺法
  8. Animal and vegetable fats and oil. determination of hydroxyl value

    動植物脂肪和油.羥值的測定
  9. Essential oils - determination of carbonyl value - potentiometric methods using hydroxylammonium chloride

    香精油.羰基值的測定.氯化羥銨電勢計法
  10. Palyether polyols - determination of hydroxyl number

    聚醚多元醇中羥值測定方法
  11. Unsaturated polyester resin - determination of hydroxyl value

    不飽和聚酯樹脂羥值測定方法
  12. Determination of hydroxyl value - part 2 : method with catalyst

    羥值的測定.第2部分:催化劑法
  13. Unsaturated polyester resin - determination of hydroxyl

    羥值測定方法
  14. Determination of hydroxyl value

    羥值的測定
  15. Application of ftir spectrophotometer in deternination of the hydroxyl value of polyether polyol

    光譜儀在聚醚多元醇羥值測定中的應用
  16. Important factors of accurate measurement in hydroxyl value of polyether polyol determination

    準確測定聚醚多元醇中間品羥值應注意的問題
  17. Non - ionic surface active agents - polyethoxylated derivatives - determination of hydroxyl value - acetic anhydride method

    非離子表面活性劑聚乙氧基化衍生物羥值的測定乙酐法
  18. Aromatics. determination of carbonyl value and carbonyl compounds content. hydroxylammonium chloride method

    香料羰值和羰基化合物含量的測定鹽酸羥胺法
  19. Abstract : an imidazole - catalyzed acylation method of phthalic anhydride is applied to the determination of hydroxyl values of reinforcing agent is211. the analytical error is 5. 0 10 - 3. the relative standard deviation of the method is less than 0. 04 and its coefficient of variation is not more than 5. 0 10 - 3. hydroxyl values determined in different batch samples meet the design requirement completely. this method is rapid and simple, it is adaptable to conventional analysis

    文摘:以咪唑催化鄰苯二甲酸酐酰化的方法測定增強劑is211的羥值，準確度高，分析誤差為5 . 0 10 - 3 ；方法精密度好，標準偏差小於0 . 4 ，變異系數不大於5 . 0 10 - 3 ，測定不同批號試樣的羥值完全符合商標值，方法快速、簡便，適用於常規分析。
  20. Non - ionic surface active agents - polyalkoxylated derivatives - determination of hydroxyl value - phthalic anhydride method

    非離子表面活性劑聚烷氧基化衍生物羥值的測定鄰苯二甲酸酐法
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