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sulfate
zinc sulfate
zinc sulfate chemical compound ZnSO 4 , a very water soluble, transparent, colorless, crystalline compound. It is commonly used as the heptahydrate, ZnSO 4 ·7H 2 O, and is commonly called white vitriol; it occurs naturally as the mineral goslarite, and can be prepared by reacting zinc with sulfuric acid. It is used to supply zinc in animal feeds, fertilizers, and agricultural sprays; in making lithopone; in coagulation baths for rayon; in electrolyte for zinc plating; as a mordant in dyeing; as a preservative for skins and leather; and in medicine as an astringent and emitic.
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Developing a more rapid test to assess sulfate resistance of hydraulic cements.
Magazine article from: Journal of Research of the National Institute of Standards and Technology; 9/1/2005; ; 700+ words
; External sulfate attack of concrete is a major problem...is exposed to soil or water containing sulfates, leading to softening and cracking of...regions be carefully considered to resist sulfate attack. American Society for Testing Materials...
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Sulfate in the soil and concrete foundations.(Problem Clinic)
Magazine article from: Concrete Construction; 3/1/2005; ; 700+ words
; Sulfate's effect on concrete foundations has been the source of...it in California. Here's what they have to say about the sulfate issue: In August 2004, I (Neville) published a long article...Cement and Concrete Research titled The Confused World of Sulfate Attack on Concrete. That article showed that our ...
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The laboratory notebook: answering important questions about quality.(Quality Focus)(chondroitin sulfate )
Magazine article from: Nutraceuticals World; 1/1/2004; ; 700+ words
; ...topic has been the analysis of chondroitin sulfate. With several analytical methods currently...analytical methods now in use. Chondroitin sulfate is a major constituent of cartilage. It...osteoarthritis, there is a loss of chondroitin sulfate as the cartilage erodes. With an estimated...
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Glucosamine/chondroitin sulfate.(Brief Article)
Magazine article from: Journal of the Colorado-Wyoming Academy of Science; 4/1/2001; ; 198 words
; The purpose of this study is to test the effectiveness of glucosamine sulfate, chondroitin sulfate, and glucosamine/chondroitin sulfate combo on joint cartilage of A/J mice. The researcher conducted a microscopic examination...
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The problem with sulfate.(Problem Clinic)
Magazine article from: The Concrete Producer; 2/1/2005; 700+ words
; ...construction claims that have occurred regarding sulfate-damaged concrete in residential construction...amount has been published on the subject of sulfate reactions. Their paper which follows is titled Sulfate in the Soil and Concrete Foundations. A...
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Help for Arthritis?(glucosamine sulfate and chondroitin sulfate)(Brief Article)
Newspaper article from: Women's Health Letter; 10/1/2000; 193 words
; ...analysis of 15 randomised trials of glucosamine sulfate and chondroitin sulfate used as anti-inflammatory agents for arthritis was...15 studies didn't consider that while glucosamine sulfate is well absorbed, chondroitin sulfate is very poorly...
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How long should you take glucosamine sulfate? (The Nutrition Detective).(Brief Article)
Newspaper article from: Women's Health Letter; 7/1/2002; 209 words
; ...osteoarthritis, you may know about glucosamine sulfate. It's a natural anti-inflammatory substance that...to repair joints. Many people take glucosamine sulfate with chondroitan sulfate, even though glucosamine sulfate is much, much...
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Cupric Sulfate to Remain in Great Demand.
Magazine article from: China Chemical Reporter; 5/6/1999; 285 words
; Cupric sulfate has been in great demand in the domestic demand...great demand. The supply shortage of cupric sulfate has therefore become all the more prominent. China has more than 60 cupric sulfate producers, but the production is restricted...
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Does glucosamine sulfate work? (The Nutrition Detective).(Brief Article)
Newspaper article from: Women's Health Letter; 10/1/2001; ; 205 words
; Glucosamine sulfate is a popular supplement for arthritis...arthritis were given 1,500 mg of glucosamine sulfate for three years. The joint space in their...trial. Note that there was no chondroitan sulfate used in this study. Glucosamine sulfate...
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Nanometer barium sulfate starts commercialization.(New Products)(Shanxi Nanfeng Group Technical Center and North China College of Technology)(Brief Article)
Magazine article from: China Chemical Reporter; 5/16/2004; 110 words
; Nanometer barium sulfate and sub-micron barium sulfate developed by Shanxi Nanfeng Group Technical Center and North...Nanfeng Group has therefore become the first nanometer barium sulfate producer in China. Raw materials for nanometer barium sulfate...
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sulfate
Book article from: The Columbia Encyclopedia, Sixth Edition
chemical compound containing the sulfate (SO 4 ) radical . Sulfates are salts or esters of sulfuric acid , H 2 SO 4 , formed...g., sodium) or a radical (e.g., ammonium or ethyl). Sulfates in which both hydrogens are replaced are called normal...
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cupric sulfate
Book article from: The Columbia Encyclopedia, Sixth Edition
or copper (II) sulfate, chemical compound, CuSO 4 , taking the...and fully dehydrates at 150°C. Cupric sulfate is used in copperplating, in dyeing...calcium hydroxide) is added to moist cupric sulfate, forming a basic cupric sulfate precipitate...
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ferrous sulfate
Book article from: The Columbia Encyclopedia, Sixth Edition
or iron (II) sulfate, chemical compound, FeSO 4 . It is known as...water purification as a substitute for aluminum sulfate. It melts at 64°C, and at 90°C it loses water...szomolnokite. The mineral siderotil is iron sulfate pentahydrate.
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sodium sulfate
Book article from: The Columbia Encyclopedia, Sixth Edition
...assumes a hexagonal structure. Sodium sulfate is soluble in cold water and very soluble...decahydrate is Glauber's salt . Anhydrous sodium sulfate is found in nature as the mineral thenardite. The major commercial source of sodium sulfate is salt cake, a byproduct of the production...
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copper sulfate
Book article from: The Columbia Encyclopedia, Sixth Edition
common name for the blue crystalline heptahydrate of cupric sulfate , in which copper has valence +2. It may also refer to cuprous sulfate (Cu 2 SO 4 ), in which copper has valence +1.
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