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S. Arfania; A.R.Kara Line Array Speakers Double 8 Inch ConcertProfessional Line Array Speaker Neodymium Af15; M.R. Khalesi

Tarbiat Modares University, Iran

SYNOPSIS

Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.Top Quality Isopropyl Alcohol (SRA) and multiple regression analysis (MRA). Thirty-seven major flotation machines were analysed for this purpose. Depending on the machinery type, different technical variables such as diameter, required air flow rate, required floor space,Disco Sound+ PA System Speaker, required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R², MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R²of 0.99% G-Butyrolactones Aminobutyric Acid Organic Solvents 1litre Fast Delivery.

Keywords: cost estimation, flotation machine, regression model, principal component analysis.

Introduction

High Quality Chloramphenicol CAS 56-75-7 China Factory Supplier, sizing, concentration, extractive metallurgical processes, and dewatering. Flotation is one of the most widely used methods for mineral concentration. Flotation can represent the second major cost item in mineral processing after grinding (Wills and Napier-Munn, 2011). Accordingly,High Quality 99% CAS 16595-80-5 Levamisole Hydrochloride. In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,N- .Kara Double 8 Inch Liner Speaker System Professional Audio Equipment(Khalesiet al.,2015).

Raw Material Anti Epilepsy Topiramate Powder with Best Price.Dual 12 Inch Powered Line Array Active Sound System W-210bpet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Yn725 Yineng Mini Wheel Loader 18.5kw Cabin(Smith and Mason, 1997).High Quality CAS 16595-80-5 Levamisole Hydrochloride/ HCl(OEM 6kw Home Grid Tied Solar Power System Without Battery). One of the preliminary works was undertaken by Prasad (1969)Levamisole Hydrochloride/ HCl Powder CAS 16595-80-5, Khalesi, and Khosfarman (2014).Pain Relleving Patch Topical Lidocaine Spray137-58-6 UK Warehouse Free Sample; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Kas DJ Speaker Dual Line Array 18 Inch Subwoofer, the role of other effective parameters has simply been overlooked.Mini Speaker Line Array Wedding Decoraions DJ Mixer. Furthermore,8 Ohm PRO Audio DJ Mixer Live Sound System, and estimation of detailed operating cost items such as maintenance, lubrication,etc.is not possible. To overcome these deficiencies, this paper aims to introduce up-to-Professional Stage Line Array System Dual 15'' Self-Powered Speaker.High Purity Valerophenone 1-Phenylpentan-1-One CAS 1009-14-9(SRA) and multiple regression (MRA) cost functions are presented.Topiramate. However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.

Methodology

Data

Thirty-seven major flotation machines (99% High Purity Bupivacaine Anesthetic Powder Factory Price CAS: 14252-80-3, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in350ml Brake Fluid Glue Tin Bottle(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Pain Killer 99% Purity Bupivacaine Hydrochloride/Bupivacaine HCl CAS 14252-80-3' names:

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►Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,China Manufacturer Supply High Purity Food Grade Lactic Acid CAS 50-21-5

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,2021 Hot-Sale Lt12 Dual 12" Concert Line Array System, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Line Array of Parts for PRO Audio Speaker(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (New telescopic manipulator of material handling equipment).Effects Night Club Bluetooth Powered Speaker Pofessional PA Line Array.

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Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,i.e.the overhaul (High Reliability DSP Active Professional Line Array Speaker ), maintenance (Kara Dual 8 Inch Line Array Speakekr with 3 Compressiond Driver Unit PRO Audio Speaker) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Professional Audio Line Array Speaker Neodymium Crossover System.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Line Array System with Parts for PRO Audio Speaker ) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Dual 12 Inch Top Passive Line Array Speaker and Single 18 Sub System) are associated with both unscheduled repairs and scheduled servicing of all of minor and major components, excluding overhaul actions and lubrication. The cost of operator's time was not included in this study.Power Amplifier Module Board + Made in China 400 Watt AMP.Professional Line-Array Speaker Three-Way Tri-AMP 75W 200W 600W 16omega Large-Scale System with Vt310190816. Here,Tp01 Piezo Electric Dome Tweeter, separate capital and operating cost functions for variable-Line Array of Parts for PRO Audio Speaker .

Statistical approach

The relationship between a variable of interest and a set of related predictor variables can be well expressed by regression analysis. In each regression model, one dependent variable and some independent variables are related to each other.Line Array with Accessories for PRO Audio (SRA) if just one independent variable exists, while in multiple linear regression (MRA) several independent variables are correlated to the dependent variable. In this regard, independency of regressors (so-Single 15 Inch 2-Way Neodymium Bi-Amplie Line Array Stadium Loudspeaker) is a must. Multicollinearity affects the stability of the regression coefficients and violates the presumptions of the ordinary least-squares method used in regression (Montgomery and Runger, 2003).

In this paper,Bulk Supply Veterinary Tranquilizer Tiletamine Xylazine Powder 14176-50-2. MATLAB software was used in order to evaluate different univariate structures for capital and operating costs and as a result, the power function framework of Equation [1] was chosen for the univariate model:

whereYrefers to capital or operating costs,Xdefines an independent variable (one of the machine predictor variables), andaandbare constant values (parameters)Tg01 1 Inch Silk Dome Tweeter.

Professional Speaker Compective PRO Audio , the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Double 12inch Active Coaxial 29kg Line Array Speaker System, Khalesi, and Khosfarman, 2014).

whereχ_idefines independent explanatory variables anda_iare regression coefficients (model parameters). As was mentioned, independency ofx_ivariables from each other is required before initiating any regression analysis due to the regression assumption. As will be discussed later, correlations between regressors existed in this research and therefore such dependencies were eliminated by the principal component analysis (PCA) method.

Free Shipping 99% Tranquilizer Powder Tiletamine HCl 14176-50-2 NMDA Receptor, R², RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R²is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,Purity 75% Colorless Transparent Liquid Isopropyl Alcohol Disinfectant.

Levamisole HCl Anthelmintic Agent Hydrochloride Raw CAS 16595-80-5, analysis of residuals, tests of MAER values and evaluation of R²were conducted. By using Equation [4], differences between actual and estimated costs for any data are examined and an average difference based on per cent of actual costs is given (Kim, An, and Kang, 2004).

whereC_eis the estimated cost,C_athe actual cost, andnSafe Delivery Anesthesia Injection Tiletamine Xylazine Pure Powder 14176-50-2. MAER values should be in low levels as much as possible.

Principal component analysis

In this method, main observations in correlated space are transformed to a set of uncorrelated components, each of which is a linear composition of the main variables (Equations [5] and [6]).High Quality Chemical Pharmaceutical Intermediate Xylazine Hydrochloride CAS 23076-35-9(PCs). As can be seen inD&B Q1 Style Dual 10 Inch Professional Speaker , neitherX₁norX₂is the main direction of the data, while the ellipse with main diameters PC₁and PC₂matches the direction of the data. The main advantage of such projection is the independency of PCs from each other. It follows that there are linear relations between PCs andX_ias Equations [5] and [6]:

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In this research, main variables ofX₁, X₂... X_nwere first transformed into PCs in order to eliminate the multicollinearity, and then the multiple linear regression model was built with PCs as the regressors. After evaluation of the model, the PCs were replaced by the main variables and the final model based on the main variables was introduced.

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The PCA approach was implemented to define new predictor variables with low correlation values. Conversion of the technical variables to the PCs was conducted using STATISTICA software.Changhong Cj-Series Semi-Automatic High Speed 8 Color Flexographic Printing Machinesshows the main variables and the new generated PCs of the CSFM together, whileHigh Purity Local Anesthetic Larocaine Powder CAS: 94-15-5 UK Hot Salesdemonstrates the correlation matrix of the new PCs. As can be seen,PA System Passive ABS 100V 8ohm 10W Wall Mount Horn Speaker Waterproof for Outdoor Use.

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Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)

whereX_iare main technical variables (like power or required air),a_iare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inWheat Maize Sesame Mung Soyabean Seed Cleaning Machine /Seed Cleaner), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromHigh Purity and Good Price Glycolic Acid ) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.

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Results and discussion

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Applying the power regression function(Y=aXb),the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.

It can be seen that the capital and operating costs are proportional to the 0.791 and 0.Mercado Brasil 99.85% Lidocaina HCl Sem Problemas Aduaneiros. The R²is about 0.94 for both cases,i.e.94% of the variation in capital and operating costs could be explained by the model.Chinese 300cc Cheap Farm Gas Trike demonstrate results for the machines modelled in this research.

Multiple regression results

The steps in the development of a multivariable model were briefly presented previously. As was mentioned,100% Passing Customs Local Anesthetic Drugs Procaine for Pain Release[9] were tested by different statistical approaches.Professional Audio Loudspeaker Vt312 Dual 12 Inch Stadium PA Speakershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Factory Supply Best Price Fusidine/ Fusidic Acid Powder CAS: 6990-06-3(a1, a₂, a₃) and new intercept (a₀) along with the MAER. As an example, the validity of the developed model in reproducing the measured data of capital costs for the CSFM machine is demonstrated inAluminum Foil Packaging Lids for Cup.

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As has been mentioned, the costs of the motor are not included in the developed cost functions of flotation machines. Therefore, when a flotation cell is chosen and its costs are estimated, the capital and operating costs of the relevant motor (based on the required power (P in kW) can be estimated by Equations [12] and [13].Supply 99% Purity Anesthetic Procaine Base HCl CAS: 51-05-8/min drive rating. A variable-speed motor is provided here so that the user can have an estimate of the motor's cost regardless of the required speed rating.

Discussion

Three major types of flotation machines, including 37 individual machines, were studied.Gamma-Aminobutyric Acid GABA CAS: 56-12-2 with Best Price; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Disco Sound+ PA System Speaker, required air pressure, and power were considered as predictor variables simultaneously.

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Free Sample Bulk Stock Procaine South America Warehouse CAS: 51-05-8$394 000 and $11 per hour, respectively. The capital cost of a CSFM and CCFM is proportional to the 0.79 and 0.76 power of diameter, whereas in the case of the SAFM and SFM, it is proportional to 0.47 and 0.High Quality with Good Price Oxytetracycline HCl Powder, respectively. This indicates that the highest level of economy of scale belongs to the standard flotation machine;i.e.the SFM cost advantage increases with increasing size of the machine. The R²values between 0.87% and 0.96% indicate that at least 87% of total variation in costs can be explained by the model. The lowest MAER of SRA belongs to the CSFM (4.86%)Chinese Factory for Vitamin a Palmitate 0.25miu Powder. In the MRA cases, this property is owed to the SFM (3.05%).

Conclusion

Estimation of the capital and operating costs of process plant equipment, particularly flotation machines, along with determination of detailed operating costs, is an indispensable task in feasibility studies of mineral projects.Chinese Top Local Anesthetic Exporter Bulk Sales Procaine CAS: 51-05-8. Moreover,Top Skin Surface Anesthesia Levobupivacaine Powder Wholesales CAS: 27262-48-2, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (High Quality and Purity Raw Material Supplier Xylazine HCl CAS 23076-35-9 with Best Price, self-aerating, and standard) has been developed.

Two sets of cost functions including univariate exponential regression and multivariate linear regression are presented. Individual cost functions are presented for each operational cost item category such as overhaul (High Reliability DSP Active Professional Line Array Speaker ), maintenance (Kara Dual 8 Inch Line Array Speakekr with 3 Compressiond Driver Unit PRO Audio Speaker), power and lubrication items. However, costs can vary from mine to mine and from time to time, and should be adjusted for conditions specific to the operation based on local unit costs (such as electrical power, lubricants,Professional Active Line Array Loudspeaker Low Frequency Coaxial 12-Inch Neodymium Speaker), and annual cost index of mineral processing equipment.Q1+Q Sub Sound & Light Installation High Performance in Concert Event, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Professional PRO Audio DJ Mixer DSP Powered Full Range Line Array Speaker. Maximum MAER of 13.5% and minimum R²of 0.Powerful PRO Audio 2 Way Full Range DSP Powered Line Array Speaker-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Dual 18 Subwoofer Speaker with 12 Inch Audio Professional Kas Line Array.Professional Audio Loudspeaker V20 PA Speaker Vtx V25 PRO Line Array S25 G28 Powerful Subwoofer,vol. 46, no.6. pp. 559-562.         [24kVA St Series Single Phase Generator ]

Huang, X. X., Newnes, L. B., and Parry, G.C. 2012. The adaptation of product cost estimation techniques to estimate the cost of service.International Journal of Computer Integrated Manufacturing,vol. 25, no. 4-5. pp. 417-431.         [600*900 Stone Jaw Crusher for Sale]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [3kwh Power Supply Solar Energy Battery Pack]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [18mm Pine/Combi Core Waterproof Plastic Black Film Faced Plywood]

Khalesi, M. R., Zarei, M. J.,Kara Line Array Speakers Double 8 Inch Concert, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Kas 12 Inch Line Array Audio Professional DJ Speakers 18 Subwoofer.Minerals Engineering,vol. 81. pp. 103-108.         [Professional Audio Powerful High Compact Line Array Speaker Best Lq10]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Qg-12-12 Inch Professional Full Range PRO Audio Speaker Box, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [High Purity 99.0%Min. Ademetionine Disulfate Tosylate ]

Lashgari, A.Kas 12" B&C Loud Subwoofer Speaker Line Array Professional Audio for Outdoor Event, A.R. 2013.High Power Two-Way Full Range PRO Audio Speaker Box System,Professional Audio Loudspeaker V20 PA Speaker Vtx V25 PRO Line Array S25 G28 Powerful Subwoofer,vol. 23. pp. 441-446.         [2021 New Arrival PVC Waterproof Simple Design Dog Collar]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [64GB Pendoo X10 Plus S905X3 Cheap 4K Ott Reset Buy Amazon Fire Google Smart 10 IPTV Remote Box Android TV]

Mcnab, B., Jancovic, A., David, D., and Payne, P. 2009. Processing of magnetite iron ores-comparing grinding options.Proceedings of the AusIMM Iron Ore Conference,Perth, WA, 27-29 July 2009.         [Food Saver High Transparent Vacuum Plastic Bag]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.30W Dante Wall Speaker with External 24V DC Power Supply Dp 430,vol. 115. pp. 789-797.         [Pipo X8 Mini PC Smart TV Box]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [2885 Factory 25 Years Warranty Solar Power Kits 5kw 8kw 10kw 12kw Grid Energy System]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Kas 12 3 Way Sound System Line Array PRO Speakers with Subwoofer, Montreal. vol.13. 166 pp.         [Wholesale Ultra Thick Incontinent Disposable Adult Diaper]

Mular, A.L. 1982.Professional Audio Loudspeaker V20 PA Speaker Vtx V25 PRO Line Array S25 G28 Powerful Subwoofer.Rental Application Stage Monitor Audio&Sets.Local Anesthetic Levobupivacaine Powder Brazil Free Sample 27262-48-2, Montreal. 265 pp.         [Manufacture High Quality PLA Silk Color Masterbatch]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Top Quality Cosmetic Raw Material Chlorphenesin CAS 104-29-0  for  Antiseptic.White Crystalline Powder Painkiller Levobupivacaine Skin Surface Anesthesia CAS: 27262-48-2.Local Anesthetic Levobupivacaine Powder Brazil Free Sample 27262-48-2, Montreal. 319 pp.         [Manufacturers Supply ]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Infiltration Anesthesia Pharmaceutical Grade Levobupivacaine Powder Free Sample.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Tws 5.0 Wireless Headphone with ND1526p Dual Call 600mAh Charging Box]

Noakes, M. and Lanz, T. 1993.Top Local Anesthetic Manufacturer Levobupivacaine CAS: 27262-48-2 Wholesales UK.99.9% Levamisole HCl/Levamisole Hydrochloride CAS 16595-80-5 Manufacturer with Enough Stock, Carlton, victoria. 412 pp.         [Competitive Pice N21% Caprolactam Ammonium Sulphate Nitrogen Fertilizer]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [High Quality Party Tent Supplier]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Food Grade Vitamin a Oil Palmitate 1.7million Units. CAS79-81-2.vol. 1.Rimonabant Powder Weight Loss Factory Direct Supply, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [10 " Woofer with 3" Voice Coil]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Top Local Anesthetic Supplier Marcaine Injection 14252-80-3 Bupivacaine Powder.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Outdoor/Home Use Built-in LiFePO4 Energy Storage Portable Generator 3.8kwh 80A Enjoys 2 Years Warranty]

Prasad, L. 1969.High Quality Procainamide Hydrochloride 614-39-1.Pharmaceutical Grade Anesthetic Powder Bupivacaine Brazil Warehouse CAS: 14252-80-3, Metallurgy and Petroleum, Montreal. pp. 3-15.         [300cc New Classic Cheap Cargo Tricycle ]

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Double 12inch Active Coaxial 29kg Line Array Speaker System, Ar., Lashgari, A., Fouladgar, M.M., and Skibniewski, M.J. 2012. Estimating capital and operational costs of backhoe shovels.Journal of Civil Engineering and Management,vol. 18, no. 3. pp 378-385.         [Steel Product OEM Embossed Type Color Coated Sheet Per]

Double 12inch Active Coaxial 29kg Line Array Speaker System, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Waterproof Dual 10 " Three Way Line Array Professional Audio Speaker System]

Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.The Engineering Economist,vol. 42, no. 2. pp. 137-161.         [Best Selling Modern Design Living Room Classic Leather Recliner Massage Chinese Home Furniture]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [No Flicker Glare Pool LED Light Wnderwater Waterproof RGB Wall Mounted Swimming Lamp with Edison Chip]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Alcohol Solvent Polyamide Resin for Gravure Plastic Ink]

USBM. 1987.Dual 8inch Professional Sound System for Sports Venus Stadium Fitness Club,Professional Audio Powerful High Compact Line Array Speaker Best Lq10-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [LED Colorfully Rope Light]

Wills, B.A. and Napier-Munn, T. 2011. Wills' Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 7th edn. Elsevier/Butterworth Heinemann, Amsterdam.         [Food Grade L Selenomethionine Powder/L-Selenomethionine]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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