缓冲剂
- 名buffer agent;palliative
-
此外,讨论了反应温度、搅拌速率、pH值缓冲剂对乳液聚合过程稳定性的影响及pH调节剂对乳液贮存稳定性的影响。
The influences of reaction temperature , stirring speed and pH buffer agent on the polymerization stability and pH regulator on the storage stability of Acrylate emulsions were also researched .
-
本文研究了在升温条件下以EDTA为螯合剂排代分离稀土时缓冲剂NH4Ac的作用。
We have studied the effect of the buffer agent NH_4Ac , using EDTA as a complexing agent to separate rare earths at high temperature .
-
pH及缓冲剂对利福平水溶液稳定性的影响
Effects of pH and buffers on the stability of rifampicin solution
-
在选择缓冲剂时第一考虑是它的ph值。
The first consideration in selecting a buffer is pH value .
-
直流电弧中若干缓冲剂对Cu及Cr原子停留时间的影响
Effect of Some Spectroscopic Buffers on Transite Time of Cu and Cr Atoms in DC Arc Discharge
-
结果表明:提取CAT时,缓冲剂中不需要加入过多的保护剂;
The results showed that too much protective substance was not necessary in the buffer during catalase extraction .
-
ICP光谱法测定硅酸盐岩石中27个元素&介绍硫载体缓冲剂
Determination of 27 Elements in Silicates by ICP Spectrometry & Introduction of Sulphur Carrier-buffer
-
目的:用实验法测出利福平水溶液最稳定pH及3种缓冲剂对利福平水溶液稳定性的影响。
OBJECTIVE : To study the most stable pH value of rifampicin solution and effects of three kinds of buffers on the stability of rifampicin solution .
-
缓冲剂中加入0.02%的Pd和0.01%的Bi2O3作内标。
Pd ( 0.02 % ) and Bi_2O_3 ( 0.01 % ) was added to the buffer as internal standards .
-
在食品工业上,制作果酱、密饯、冰淇淋等柠檬酸广泛用调味剂和PH的缓冲剂。
In the food industry , citric acid is widely as flavor agent and buffer of PH in making jam , candied fruit , ice cream , etc.
-
五种缓冲剂对根瘤菌生长的酵母汁阿拉伯糖半乳糖培养基(YAG)低pH的缓冲作用进行了测定。
Five buffers were examined for their ability to buffer low pH during the growth of Rhizobium in yeast extract-Arabinose-galactose medium ( YAG ) .
-
本文采用两种缓冲剂,熟石灰和粉煤灰对渗滤液pH值进行调节,讨论它们对渗滤液回灌、废物稳定化的影响。
Two kinds of pH buffers , lime and fly ash were used to adjust pH in the leachate , and the impacts on leachate recycle and waste stabilization were discussed .
-
要生产出高质量的果胶软糖,必须从原料、时间、可溶性固形物、pH值、温度和缓冲剂几个方面加以严格控制。
In order to produce high quality pectin gelly drops , we must strictly control the effects of materials , time , soluble solids , pH value , temperature and buffering agent .
-
通过在软锰矿烟气脱硫体系中加入pH缓冲剂改善其脱硫浸锰效果的研究在国内外还未见报道。
There is no similar research reported at home that are carried out by adding pH buffer into pyrolusite flue gas desulfurization system to improve the effect of desulfurization and leaching of manganese .
-
采用中强碱和弱碱混合物做缓冲剂,可使漂白过程的pH值既不过高,也不过低,对提高漂白速度和浆的白度有利。
Acting as moderator , the intermixture of strong alkali and weak base can stabilize pH values in the performance and can improve bleaching velocity , as well as the brightness of the pulp .
-
对水性含氟共聚物的制备以及其涂料的组成作了介绍。论述了不同共聚单体、乳化剂、引发剂、pH缓冲剂等因素的作用及其对水性含氟涂料性能的影响。
The preparation of water-based fluorine containing copolymer and the composition of its paint were introduced , The influence of different comonomer 、 emulsifier 、 initiator 、 pH controlling agent on the properties of the paint were discussed .
-
将润滑油干灰化后用盐酸溶解,加入NaCl溶液作基体缓冲剂消除共存元素Ca、Mg、Zn、P、Fe的干扰,用电感耦合等离子体发射光谱进行铜元素测定。
Dissolution of lubricating oil after incineration with HCI the interference of coexistent elements Ca Mg Zn P Fe can be eliminated by addition of NaCl solution as matrix buffer , then the worn copper is determined by ICP - AES .
-
济宁中银电化有限公司采取加入合适的pH值缓冲剂的方法来稳定聚合反应体系的酸碱度,并比较了几种pH值缓冲剂对PVC树脂质量的影响,认为碳酸氢铵是理想的pH值缓冲剂。
, Ltd. adopted suitable pH buffering ( agents ) to stabilize the pH value of polymerization system . Through comparing the influences of several pH buffering agents on the quality of PVC resin , it was regarded that ammonium hydrogen carbonate was the ideal pH buffering agent .
-
以K2S2O7、NaF、Al2O3和炭粉为缓冲剂,Ge为内标,电弧发射光谱法测定勘查地球化学样品中Ag、B、Sn、Mo、Pb。
A method for the determination of silver , boron , tin , molybdenum and lead in geochemical exploration samples by emission spectrometry is developed . K_2S_2O_7 , NaF , Al_2O_3 and carbon powder are used as buffers and Ge as internal standard .
-
分别使用三种不同的参考缓冲剂Cu-Cu2O,Ni-NiO,Cu2O-CuO原位测量了40%填充度,不同温度下超临界水中的氧逸度值。
Using CU-CU2O , Ni-NiO , and CU2O-CUO as the reference buffers of the tested YSZ oxygen sensor , we monitored in situ the oxygen fugacity of supercritical water with a 40 % filling at different temperatures .
-
选择碳酸钠和碳酸锂的混合物作缓冲剂,其比例是7:4。试样同缓冲剂按2:1混合后,在WPG-100型一米光栅摄谱仪上摄谱。
The mixture of sodium-and lithium-carbonate serves as spectral buffer Their ratio is 7:4 and the ratio of sample to buffer is 2:1 . The analyses are performed with WPG-100 spectrograph .
-
着重叙述了缓冲剂原理及应用。
The buffering principle and application of buffering agent were introduced .
-
目的:合成一种应用于生物反应体系的新型缓冲剂。
Objective : To synthesize new buffers for biological reaction system .
-
亚铵法高得率浆缓冲剂的选择研究
The study on selecting buffer in high yield ammonium sulfite pulping
-
嗜热链球菌增菌缓冲剂的研究
Study on the buffer of improving bacteria of streptococcus thermophilus
-
电解液缓冲剂对p-PAn/n-BaTiO3复合性能的影响
Influence of Electrolyte Buffer on the Characteristic of p-PAn / n-BaTiO_3 Composite
-
添加缓冲剂对被孢霉生产不饱和脂肪酸的影响
Effect of Adding Buffer to Produce Unsaturated Fatty Acids by Spore Mola
-
我要知道为什么缓冲剂会失效。
I had to know why the buffer falled .
-
肉牛育肥日粮中添加缓冲剂的饲养效果
Feeding effect of buffer in fattening beef cattle diet
-
总离子强度缓冲剂对含氟溶液测定的影响
Measurement of Fluorine Liquid as Influenced by TISAB