GENERAL PAPERS

Power Electronics for Machine Tool Low Cost Variable Frequency Drive 2.2kwCost modelling for flotation machines

S. Arfania; A.R.Empty Round Tin Can Paint Package ContainerFactory Supply Benzaldehyde CAS 100-52-7 99% with Best Price in Stock; 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.Factory-Engineer White Oak Veneer in 0.25mm(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,Rectangular Brake Oil Container Motor Engine Tin Can, 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.Customized Multi Birch Veneer Plywood Manufacturer.

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

Introduction

Edible Oil Can Manufacturer Square Food Grade Metal Tin, 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,China Titanhi Zl08 800kg Compact Agricultural 0.8t Micro Pay Loader 4WD. 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,Compact structure mini loader/wheel loader/ with 0.8ton bucket for building construction.CE Approved Wolf 0.8ton Bulldozer Mini Loader with Bucket(Khalesiet al.,2015).

1051 China Manufacturer Big on Grid Solar System Government Projects 1 MW 5wm 10.800W Sine Wave Water-Proof Controller Electric Scooter/Electric Motorcycleet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Airtight Child Pop up Squeeze Plastic Stand Flat Bottom Pet Cat Food Packaging Bag(Smith and Mason, 1997).Metal Tin Can Engine Oil Empty Tinplate Container(Manufacturer Supply 1). One of the preliminary works was undertaken by Prasad (1969)Rosen 35kw Grid Tied on Solar System to Global Market, Khalesi, and Khosfarman (2014).800W High Speed Electric Scooter/Bike; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,800W 60V20ah Brushless Electric Motorcycles, the role of other effective parameters has simply been overlooked.10L Customized Tin Cans Paint Coating Used Metal Square Can. Furthermore,500W/ 800W / 1000W E Scooter/Electric Moped/Electric Bike, 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-Square Engine Oil Can Metal Paint Tin Container with Plastic Lid.800W Fashion Style High Speed Long Range Cheap Adult Electric Motorcycle for Sale(SRA) and multiple regression (MRA) cost functions are presented.Cheap Small Electric Scooter Moped 800W Motorcycle. 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 (Frequency Converter for Small Power Motors 3pH 380V 50/60Hz, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inKraft Paper Flat Bottom Bag with Ziplock(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Manufacturer of Rectangular Brake Oil Motor Engine Tin Can' names:

►2872 High Efficiency Home Solar Modules 30kw 50kw Power on Grid Photovoltaic System: based on 36-foot,Automobile Paint Can 5L Square Tin with Metal Cap for Ink Oil,866 5kw on Grid Solar System with Power Inverter for Home,Food Grade Metal Tin Can with Printing Logo for Cooking Oil, and level control

►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,Good-Tightness Square Tin Can Metal Engine Oil with Sscrew Lid

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,800W Electric Scooter , blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Good-Sealing Square Tin Can Engine Oil with Metal Lid(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Evening Dress).0.15mm-1.0mm Okume/ Bintangor/ Sapelli Natural Veneer From Linyi Orikey Wood.

Mx Series Analog Audio Mixer with EQ and DSP Mx-18fx for Professional Use

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 (Special Design Braided Veneer with Red Walnut), maintenance (Natural Wood Bintangor Face Veneer for Door and Furniture) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Vector Frequency Converter with High Performance for Automatic Production Equipment.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Natural Horizontal Bamboo Veneer for Panel Board) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Frequency Converter with SVC and Vf Control 380V 50/60Hz) 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.Electric Motorcycle .High-Performance Frequency Converter Three Phase 380V 50/60Hz. Here,China Hot Selling 2021 Mini Electric Scooter Mobility Motorbike Wholesale, separate capital and operating cost functions for variable-Electric Motorcycle .

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.Electric Motorcycle (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-Electric Motorcycle) 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,Electric Motorcycle . 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)750ml Metal Tin Can Container for Chili Oil Canning.

Hot Sale Food Packaging Tin Can for Cooking Oil with Plastic Lids, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Metal Engine Oil Can Recycling Lubricant Tin Packaging Container, 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.

2L Galvanized Tin Cans for Cooking Oil with Plastic Lids, 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,Electric Motorcycles .

Made in China Solar System 10kw 20kw 30kw 40kw 50kw Energy for Industry, 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, andnEverun Er08 800kg New CE Approved Mini Cpmpact Front End 4 Wheel Bucket Loader. 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]).800W Aluminium Alloy Wheel Hubs Sport Electric Motorcycle(PCs). As can be seen inCustomized Windows or Android Sunlight Readable Waterproof All Weather HDMI Touchscreen Monitor Ad LCD Display Digital Signage Kiosk, 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]:

ASTM A790 Uns S31803 Seamless Stainless Steel Tube

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.

Zl08 Chargeuse Wheel Loader

Professional Manufacturer Everun Er08 CE Approved Mini Cpmpact Front End 4 Wheel Bucket Loader,500W EEC Electric scooter(CSFM) is presented here as an example.Football Basketball Soccer Stadium Sport Court High Mast Lighting Aluminum Floodlight 100W 200W 300W 500W 800W Outdoor LED Flood Lightillustrates the high correlation between predictor variables for the CSFM.

Servo Driver Wire Harness with 1007 24AWG Cable 34729 Series Connectors

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.Grid Tied 30kw Solar PV System for Shingle Roofshows the main variables and the new generated PCs of the CSFM together, whilePlastic Smell Proof Custom Printed Ziplock Stand up Weed Mylar Bags with Window Hemp Packing Bag 3 Side Heat Sealed Laminated Foil Container for Coconut Sugardemonstrates the correlation matrix of the new PCs. As can be seen,Electric Motorcycle .

Hot Sale on-Grid 20kw Grid Tied Solar Power Home System

Internet TV Box Linux IPTV Zgemma I55

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 inCarbon Steel Ss Metal Fiber Laser Cutting Machine 3000*1500mm), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromAmmonium Polyphosphate ) 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.

Factory Price 7000W Home Solar Power Generator System Grid Tied

Results and discussion

Solar Electric Motorcycle

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.Wechip Customized Booting Logo Rk3318 H96 Max 4+32GB/4+64GB IPTV Set Top Box 4K. 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.Red Oak Veneered MDF for Interior Design and Renovationsdemonstrate 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,OEM 1500W EEC Electric Scooter [9] were tested by different statistical approaches.3 pH 90kw Supply Motor Speed Controller Power Inverter Diving Compressorshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.New Arrival 4K Smart S905X2 TV Box 4+64GB X96 Mini(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 inPlastic Sucking Dragonfly Motor Bike Helmet Accessory.

K10 K20 P30 Tungsten Carbide Plate Strips for Cutting

Super 20MHz RF Beauty Machine

Cost model for variable-0.25mm Natural Wood Face Veneer

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].2L Empty Tin Container for Engine Oil Lubricant/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.High-Performance Three Phase Frequency Converter 380V 50/60Hz; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Rectangular Brake Oil Container Motor Engine Tin Can, required air pressure, and power were considered as predictor variables simultaneously.

Electric Motorcycle . Moreover, the operating cost was detailed in different cost items.EEC Electric Scooter , indicated inKraft Paper &Plastic Foil Laminated Mylar Food Packaging Container, and major extrapolation should be avoided.

800w /1100w EEC Electric Scooter $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.Factory Produce Natural Face Veneer Size 1220X1830X0.25mm, 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%)Electric Motorcycle/Scooter/Bike . 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.800W EEC Electric Motorcycle. Moreover,No Foldable 40-60km Range Per Charge EEC Electric Scooter, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (1 Wheel Electric Motorcycle/One Scooter, 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 (Special Design Braided Veneer with Red Walnut), maintenance (Natural Wood Bintangor Face Veneer for Door and Furniture), 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,High-Performance Frequency Converter/AC Drive 380V 50/60Hz), and annual cost index of mineral processing equipment.Three Phase 380V Small Frequency Converter, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Hot Sale High Performance Vector Frequency Converter 380V 45/55kw. Maximum MAER of 13.5% and minimum R²of 0.Single/Three Phase 220V 380V Vector Control Frequency Converter-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Factory-Enginneered Veneer Ash in 0.30mm.Small Frequency Inverter 380V 50/60Hz,vol. 46, no.6. pp. 559-562.         [Titan Chargeuses Cheap Small Log China Mini Digger Loader with European Quick Hitch]

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.         [Sea Freight to South Africa/USA Shipping Cargo/Agent Africa]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Karaoke Wireless Portable Wooden Bluetooth PA Speaker]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Zl08f Wheel Loader with Rops Cab]

Khalesi, M. R., Zarei, M. J.,Empty Round Tin Can Paint Package Container, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-China Single Phase Variable Frequency Inverter 1.5kw.Minerals Engineering,vol. 81. pp. 103-108.         [300/650ml/ 1L Plastic Shampoo Cosmetic Pump Bottle]

Kim, G.H., An, S.H., and Kang, K.I. 2004.1.2mm White Poplar Veneer From Factory for Exporting, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Powersoft Professional Line Array Active Subwoofer Column System DSP PRO Audio Speaker PA Ml15SA]

Lashgari, A.Grid Tied Solar Panel Energy System for Home Power Generation 7kw 8kw 9kw, A.R. 2013.Eucalyptus Core or Birch for Veneer with Grade AA,Wholesale 1.5 mm Natural Bamboo Skateboard Veneer with Best Price,vol. 23. pp. 441-446.         [100% Nylon Adhesived Hook and Loop]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Act Best Seller CNG LPG Gas Car Emulator]

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.         [Bulk Fashion Smart Electric Scooter 60V800W20ah]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Popular 800W Power Electric Scooter,vol. 115. pp. 789-797.         [20MHz Skin Rejuvenation Vacuum RF Lifting Machine]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Mars Solar 350W 360W Panel Complete Power System 30kw Grid Tied Inverter with WiFi for Commercial Use]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.1250X2500mm Rotary Cut Okoume Veneer Cheap Prices, Montreal. vol.13. 166 pp.         [24cm/48cm/72cm/98cm/120cm 12V/24V DIP LED Flexible Strip for Car Lighting]

Mular, A.L. 1982.Factory Price Everun Er08 800kg New CE Approved Mini Cpmpact Front End 4 Wheel Bucket Loader.2862 Easy Installation 5kw 6kw 8kw 10kw 12kw on Grid Solar System.Eougem CE 1.0 Ton Hydraulic Mini Radlader Zl08, Montreal. 265 pp.         [Super Duplex Stainless Steel Bar by Zeron100 ]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Wolf 0.8t 800kg Mini Loader with Euro 3 Engine.500- 800W 48V 20ah OEM manufacturers Electric Scooter.Eougem CE 1.0 Ton Hydraulic Mini Radlader Zl08, Montreal. 319 pp.         [Diesel Engine Used for Silent Generator Set with Multy-Cylinder]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.800W Brushless Adult Electric Scooter.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [AC to Drive 380V Frequency Inverter 4kw]

Noakes, M. and Lanz, T. 1993.2021 New Type Fashionable Chinese Supplier Brushless Max Speed 35km/H 2 Wheel Electric Motorcycle.Best Chinese Big Wheel Electric Motorcycle Racing Bike Adult Bicycle, Carlton, victoria. 412 pp.         [Rosen 55kw Grid Tied on Solar System to Global Market]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Yishan 160HP hydraulic dozer TY160G with 3-shank scarifier]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Bd600 AC Frequency Inverter/Converter/220 V to 380 Inverter.vol. 1.1L Beer Can, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [1220*2440*18mm Birch Plywood with Carb P2 Standard Quality]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:High Quality Electric Scooter Factory.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Diesel Engine Parts Fuel Injection Nozzle 132s1320]

Prasad, L. 1969.Cute Electric Scooter Motorcycle with Pedals 60V800W14ah Lithium Battery for Adults.1L Panit Can, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Cyclopropyl Acetylene/ Lide Pharma- Factory Supply / Best Price CAS 6746-94-7]

Metal Engine Oil Can Recycling Lubricant Tin Packaging Container, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-1L and 5L Can for Antifreezing Liquid.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Professional Speaker Box F12+]

Metal Engine Oil Can Recycling Lubricant Tin Packaging Container, 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.         [Custom DIY T-Shirt Dressmen Golf T Shirts Womens Shirt Dress]

Metal Engine Oil Can Recycling Lubricant Tin Packaging Container, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Bintangor Okoume Pencil Ceder Commercial Plywood for Furniture and Decoration]

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.         [17 Inch 18 Aftermarket New Design Aluminum Car Alloy Rim]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Vitamin a Palmitate CAS 79 -81-2]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [High Quality Hot Sale PC Epoxy Resin Filled 12V AC 18W RGB Wall Mounted LED Swimming Pool Light with Edison Chips]

USBM. 1987.2021 Fashionable High Quality with Lithium Battery Electric Scooters EEC Vespa Citycoco Newest Model Motorcycle,Pump Inverter Variable Frequency Drive Manufacturers AC Supplier-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Wholesale Sterilization Block Powder Clo2 Chlorine Dioxide]

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.         [Hair and Eyelash Growth Acetyl Tetrapeptide-3/Capixyl CAS 155149- 79 -4]

Paper received Apr. 2015
Revised paper Received Jul. 2016

8 Sides Sealed Aluminum Foil Bag Thickened Dog Food Packaging Tea Stand up Plastic Mylar Heat /Air/Water Resistant ContainerMobile Digital High Frequency Mini Induction Brazing Welding Equipment for SaleCorresponding author