Influence of high mud content of green sand on castings

Influence of high mud content of green sand on castings

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The casting is prone to porosity defects1. The high mud content of the molding sand will lead to the decrease of the permeability of the molding sand, the increase of water, and the porosity defect of the casting is easy to appear. If the silica sand, bentonite and pulverized coal used in the f···

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Application of Zeolite in animal husbandry

Application of Zeolite in animal husbandry

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Zeolite powder is levigated from natural zeolite, color is light green, white. Can remove 95% of NH3 and Nitrogen in water, purify water quality, alleviate the phenomenon of turning water Chinese name: 沸石粉English name: Zeolite powderChemical formula: Na12[(AlO2)12(SiO2)12].27H···

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Methylene blue adsorption test with montmorillonite

Methylene blue adsorption test with montmorillonite

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Ⅰ、Blue absorption testⅡ、Inpection theoryAdd trial sample into Dilute solution of sodium pyrophosphate,Micro-boiling heat to disperse,then filter as indicator,Drop with methylene blue standard solution.Ⅲ、Reagents:3.1 Sodium pyrophosphate solution ρ(Na4P2O7·10H2O)=10g/L: measured 10.00g Pyr···

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Test of montmorillonite ammonia absorption

Test of montmorillonite ammonia absorption

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Determination method of Feed montmorillonite Ammonium exchange capacity Theory:  Heat sample with NH4CL solution, make NH4+ adsorbed completely by montmorillonite, because ions K+ and NH4+ are easy to be changed by montmorillonite, so wash sample by KCL solution, NH4+ is exchanged, NH4+(ka<···

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Hazards of mycotoxin contamination

Hazards of mycotoxin contamination

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Mycotoxin pollution has become a major hazard affecting the development of agriculture, feed industry and aquaculture in the world. How to understand and control mycotoxin has become the primary issue to solve feed safety and livestock product safety, and its importance and urgency should cause us t···

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Different content, different adding amount montmorillonite adsorption effect on Aflatoxin B1 in ELISA method

Different content, different adding amount montmorillonite adsorption effect on Aflatoxin B1 in ELISA method

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Abstract: Evaluate adsorption effect for the Aflatoxin B1 with 5 different content montmorillonite as different adding amount in ELISA method in vitro experiment, discover that montmorillonite content are positive correlation to adsorption rate a certain degree, beyond this range, alt···

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Whether montmorillonite supplementation in feed affects the absorption of nutritional elements in livestock ?

Whether montmorillonite supplementation in feed affects the absorption of nutritional elements in livestock ?

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Introduction: The specific surface area of montmorillonite is 40 times that of conventional powder. Since montmorillonite has such a strong adsorption capacity, will it also absorb nutrients in the intestinal tract, such as vitamins, and have side effects? However, in a study of the effects of montm···

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Mycotoxin infection situation of dairy feed

Mycotoxin infection situation of dairy feed

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According to <Investigation and analysis of the dairy feed mycotoxin the infection situation> (Ma Meirong) reported: A random sample of 3 different scale dairy feed 32 raw materials and ingredients, use imported ELISA kit for detection of aflatoxins, zearalenone, ochratoxin and vomitoxin etc 4···

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Hazard of common mycotoxins in feed and study of prevention measures

Hazard of common mycotoxins in feed and study of prevention measures

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It’s common for mildew to contaminate feed, mildew is everywhere, we can say all feed can be as existed environment for mildew, according to the un fao estimates, more than 25% food and feed were contaminated by mildew in global each year. with development of feed industry, in process of production···

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The relationship between color of montmorillonite with quality of montmorillonite

The relationship between color of montmorillonite with quality of montmorillonite

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Mineral deposit of montmorillonite in Chifeng region, Inner Mongolia belongs to hydrothermal alteration type deposit, to form magmatic rocks, sedimentary, etc. (magnesium-rich silicate, iron magnesium silicate minerals) in weathering crust, in the latter part of the volcanic eruption, in the la···

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