Scratch the seed and then soak in a concentration of50 % sulfuric acid .

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However this lead is not only resistant to dilute sulfuric acid from the characteristics of it .

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Objective : To investigate a novel method of dopamine determination by chemiluminescence in sulfuric acid solution .

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Braque saw the factories with their smokestacks spewing sodium and sulfuric acid as source of inspiration .

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Research on Bromination of 4-Nitroaniline With Hydrobromic Acid and Hydrogen peroxide as Brominating Agent in Medium of Dilute Sulfuric Acid

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Bisulfate : The univalent inorganic acid group HSO or a salt of sulfuric acid containing it .

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Objective To study the degradation of Rhizoma Typhonii polysaccharide with sulfuric acid under the normal and ultrasonic condition .

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It is feasible that fuming sulfuric acid sulfonating technology is substituted by sulfur trioxide sulfonating technology .

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Study on Recovering Sulfuric Acid from Copper Smelting Waste Acid By Diffusion Dialysis Method

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This possible and the sulfuric acid is low its oxidability concerns insufficient .

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Then wetting agents are added such as sulfonated tallow & animal fats chemically reacted with sulfuric acid .

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The nitrile ( II ) ( 28 g ) was mixed with 26 ml of concentrated sulfuric acid .

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A study is made of separation of zinc from iron in waste sulfuric acid pickle liquor by solvent extraction .

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A copper salt made by the action of sulfuric acid on copper oxide .

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Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst .

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Naphthalene sulfuric acid formaldehyde alkaline .

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Study on Recovery of Phosphorus and Magnesium from Phosphate Tailings by Sulfuric Acid Method

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Effect of magnetic field and dichromate on anodic polarization behavior of iron in sulfuric acid .

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Used diluted sulfuric acid as absorbent and ampere detector for determining Trace hydrazine in air with ion chromatography .

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That sulfuric acid reacts with copper forming copper sulfate is known to most people .

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Reaction kinetics of the first stage in the process of urea sulfuric acid decomposing phosphorus rock ;

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We have this sulfuric acid and we have zinc and we have copper .

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A phenol sulfuric acid method for determination of soluble carbohydrates in seawater bittern was established and the optimal conditions of this method were studied .

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Diglycol diacetate had been obtained with sulfuric acid or toluene-p-sulfonic acid as catalyst in lab.

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Fatty acids in the Malania oleifera oil of Yunnan were esterified by sulfuric acid methanol and analyzed by GC MS.

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Dissolution Kinetics of P and Mg in Phosphate Tailings with High Magnesium Content in Sulfuric Acid

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Sulfuric acid leaching of low grade zinc oxide ore is studied in this paper .

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Chemical reactions in urea-sulfuric acid system with different ratio of urea and sulfuric acid at various temperatures are studied .

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The availability and cost of sulfuric acid are highly important factors in the production of wet-process phosphoric acid .

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In this paper flotation separation and sulfuric acid leaching of Zinc Oxide ores from Hechi in Guangxi province were studied and the seperatability of this Zinc Oxide ore was discussed .

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