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1, A pH test measures the acidity or alkalinity of a substance.

2, The resulting salt mix has a high alkalinity reserve and is well buffered with extra calcium.

3, It is also treated to regulate alkalinity and hardness.

4, This method is applicable to calculate the acidity (alkalinity) of the high, middle and low concentration of the weak monoacid(monobasic)aqua.

5, At sufficiently high temperatures and alkalinity, fatty esters may be hydrolyzed to produce soaps.

6, Welding rod type: Acidity , alkalinity, cellulose, high - temperature steel and so on many kinds of welding rods.

7, The degree of acidity versus alkalinity in the body's environment must be at a stable level.

8, The article discussed the changing relation between total alkalinity content and titration equivalence point and changed situation of methyl orange in the different PH value color.

9, As a result, soil alkalinity rose and farmland lay barren.

10, Several lower alkalinity and small addition concrete expansion agents were prepared with different raw materials.

11, Due to high alkalinity, and great output, the traditional way of disposal will cause severe pollution to the waters, aerosphere and soil nearby.

12, The alkalinity of water is a measure of its capacity to neutralize acids.

13, The sorts and alkalinity of basic ionic liquids could be designed and adjusted through molecular design.

14, Lake water in Hubie presents weak alkalinity and has a better cushioning effect.

15, Zeolite A has been synthesized under lower alkalinity by using both 4A and 5A zeolite as the seed crystal.

16, Incorporating organic material into chalky soils will reduce the alkalinity.

17, This is a symbol expressing hydrogen ion concentration in a solution; it is a measure of relative acidity or alkalinity.

18, There has also been a marked reduction in suspended solid discharges and in alkalinity levels - achieved through several initiatives.

19, The concentration of buffering substances in a solution is expressed in terms of alkalinity,[http://sentencedict.com/alkalinity.html] the inverse of acidity.

20, This paper reported the coulometric method of determinating total alkalinity of soda.

21, The polycondensated resins have lighter color, the free phenol, compound bromide and alkalinity are lower.

22, Under neutral condition capsaicinoids is the stablest, meta-acid or leaning alkalinity are stronger, more disadvantageous to capsaicinoids.

23, Washing the wads with water, and the testing for alkalinity gave a negative result.

24, Lime melting speed is relatively slow (lime activated degree low worse), slag basicity improve need a longer process in lower alkalinity stage of furnace slag serious erosion.

25, Buffer A solution that resists any change in acidity or alkalinity.

26, Experiment results show that the resin adsorption ( capability ) decrease with solution alkalinity increasing.

27, When preparing the fluxed magnesium hematite pellets with the fuels[sentencedict.com], the intensity of roasted pellets was greatly improved with the coke ratio of less than 1.5% and pellet alkalinity at 0.9.

28, Thereby the relationships between the colloidal stability of viscose and the ester value of cellulose sulphonate, as well as the alkalinity and the quantity of CS2 used are discussed.

29, Methods: P-carboxybenzenesulfonic amide was synthesized by potassium permanganate oxydation under the alkalinity environment and acidification from p-toluenesulfonic amine.

30, In order to investigate high yield model of Brazil triphibian rice in our fields , we proceeded anti-drought , experiment on from density , sour alkalinity etc 2002 to 2003 .