Physicochemical property enhancement of biodiesel synthesis from hybrid feedstocks of waste cooking vegetable oil and Beauty leaf oil through optimized alkaline-catalysed transeste... by Milano, Jassinnee, Ong, Hwai Chyuan, Masjuki, Haji Hassan, Silitonga, Arridina Susan, Kusumo, Fitranto, Dharma, Surya, Sebayang, Abdi Hanra, Cheah, Mei Yee, Wang, Chin Tsan

“…The results show that the WC70CI30 biodiesel has favourable physicochemical properties, good cold flow properties, and high oxidation stability (22.4 h), which fulfil the fuel specifications stated in the ASTM D6751 and EN 14214 standards. It found that the WC70CI30 biodiesel has great potential as a diesel substitute without the need for antioxidants and pour point depressants.…”

Optimization of biodiesel production by microwave irradiation-assisted transesterification for waste cooking oil-Calophyllum inophyllum oil via response surface methodology by Milano, Jassinnee, Ong, Hwai Chyuan, Masjuki, Haji Hassan, Silitonga, Arridina Susan, Chen, Wei-Hsin, Kusumo, Fitranto, Dharma, Surya, Sebayang, Abdi Hanra

“…In addition, the physicochemical properties and cold flow properties of the biodiesel fulfil the fuel specifications stipulated in the ASTM D6751 and EN 14214 standards. It can be concluded that microwave irradiation-assisted transesterification is effective to boost the biodiesel yield and produce biodiesel of superior quality. …”

Solidification/stabilization treatment of spent catalyst (v2o5) from a sulfuric acid plant using ordinary portland cement (opc) and an additive by Agamuthu, Pariatamby, Wong, L.P.

“…The compressibility of the treated samples was measured using ASTM unconfined compressive strength and proved that they should be able to sustain the load placed on them in a landfill. …”

Impacts of alcohol type, ratio and stirring time on the biodiesel production from waste canola oil by Hossain, A.B.M.S., Boyce, A.N., Salleh, A., Chandran, S.

“…Some important variables such as volumetric ratio, types of reactants and shaking time were selected to obtain a high quality biodiesel fuel with the specification of American Standard for Biodiesel Testing Material (ASTM D 6751) and European Norm (EN 14214). The highest biodiesel yield was obtained (49.5) under conditions of 1:1 volumetric oil-to-methanol weight ratio, 0.5 NaOH catalyst at 55°C reaction temperature and 250 rpm stirring speed. …”
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A mini review on testing methods for mechanical properties of Natural Fiber Honeycomb sandwich structure and fractography analysis by Nahiyan Al-Azad, Nur Hafidah Binti Dedifitrianto, Mohd. Kamal Mohd. Shah

“…The mechanical properties are also identified by conducting lab tests according to the ASTM standard for sandwich and core structures. The microstructure of the deformed samples is then examined under Scanning Electron Microscope (SEM) by using different magnifications to study the failure mechanisms of the samples. …”
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Effect of ply lay-up and curing pressure on void content in GFRP laminates of unsaturated polyester resin-reinforced woven E-glass fibers by Mohd Noh Dalimin, Mohd Sapuan Salit, Mohd Aidy Faizal, Mohd Kamal Mohd Shah

“…Quantitative analysis of volume and weight fractions and void volume content were investigated according to the ASTM code: D 2734. Woven GFRP composites fabricated under different curing pressures of 351.2 (35.8 kg/m2), 687.7 (70.1 kg/m2), 1020.2 (104 kg/m2) and 1355.7 Pa (138.2 kg/m2) showed minimal significant effect on volume and weight fractions of symmetrical and non-symmetrical ply lay-up arrangement, whereas 4 % void content still fulfilled the limit of medium quality composite.…”
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Simulation studies on transmission loss of acoustic materials by Muhammad Sazalee Saifudin

“…The setup for the simulation will involve the acoustical metamaterial structure of single-layer sandwich metamaterial plate and modelled of reverberation chamber based on standard ASTM E90. Aluminium will be the host plate which is the controlled variable, whereas melamine foam, polyurethane foam and glass fibre will be the surface plate. …”
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Acidity, Solubility and Chemical Utilization of Local Leucaena Leucocephala Stem Bark by Rafidah Md Salim, Jahimin Asik, Mohd Sani Sarjadi

“…After air-dried for several days, the samples were conducted to chemical analyses (ash content and pH value; solubility in 1%NaOH, hot and cold water solubility; extractive, cellulose and lignin content) based on ASTM standard methods. The results show that L. leucocephala stem bark considered as least acidic (pH value 6.04) and high ash content (15.76%). …”
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Utilization of palm oil fuel ash in interlocking compressed earth brick by Yvonne William Tonduba

“…The characterization of UfPOFA was in accordance with ASTM C618. The mixture proportion of control ICEB were investigated based on ten (10) different ratios of clay soil and sand. …”
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Properties of Oil Palm (Elaeis Guineensis Jacq.) Empty Fruit Bunch Fibres-Polypropylene Composites by Manarpaac, Gloria A.

“…Properties of the composites were tested using ASTM standards. Results were subjected to Analysis of Variance (ANOVA) and Student-Newman-Keuls (S-N-K) multiple comparison of means. …”
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Biodiesel production from waste cooking oil using magnetic bifunctional calcium and iron oxide nanocatalysts derived from empty fruit bunch by Ibrahim, Naeemah A., Rashid, Umer, Hazmi, Balkis, Moser, Bryan R., Alharthi, Fahad A., Rokhum, Samuel Lalthazuala, Ngamcharussrivichai, Chawalit

“…Lastly, fuel properties analysis met the American biodiesel standard ASTM 6751 with low kinetic viscosity of 3.42 mm2s−1 and flash point of 134 °C.…”

Finishing System for Oil Palm Empty Fruit Bunch (EFB) Medium Density Fiberboard by Yusop, Ahmad

“…The coated boards were assessed for impact, adhesion and gloss (at 20°, 60°, and 85°), according to British Standard BS 3962 Part 6 (1975) and ASTM D523-67 (1967). The result shows that MDF coated with AC lacquer has higher finish uptake (4.31 g/m2) and good impact rating (3) compare to that of NC lacquer (3. 01 g/m2 and 3 respectively). …”
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Ganodiesel: a new biodiesel feedstock from biomass of the mushroom Ganoderma lucidum by Mohamad Jahis, Besek Mariam, Zul Ilham, Supramani, Sugenendran, Sohedein, Mohamad Nor Azzimi, Ibrahim, Mohamad Faizal, Abd-Aziz, Suraini, Rowan, Neil, Wan Mohtar, Wan Abd Al Qadr Imad

“…The Ganodiesel produced fulfilled most of the international standards, i.e., US (ASTM D6751-08) and EU (EN 14214). Overall, this study demonstrates the optimised G. lucidum production and its lipid production as a new biodiesel feedstock.…”

Influence of Chrysoporthe deuterocubensis canker disease on 2 the machining properties of Eucalyptus urograndis by Dahali, Rasdianah, Lee, Seng Hua, Md. Tahir, Paridah, Bakar, Edi Suhaimi, Muhammad Roseley, Adlin Sabrina, Ibrahim, Siti Aminah, Mohd Yusof, Norwahyuni, Mohammad Suffian James, Redzuan

“…Prior to sawing, planing, and boring, the samples were prepared according to ASTM D 1666-11 Standard Test Methods for Conducting Machining Tests of Wood and Wood-Base Materials. …”

Influence of woven glass-fibre prepreg orientation on the flexural properties of a sustainable composite honeycomb sandwich panel for structural applications by Amir, Abd Latif, Ishak, Mohammad Ridzwan, Yidris, Noorfaizal, Zuhri, Mohamed Yusoff Mohd, Muhammad Asyraf, Muhammad Rizal, Syed Zakaria, Sharifah Zarina

“…A three-point bending flexural test was done as per ASTM C393 standard by applying a 5 kN load on different orientation angles of woven glass-fibre prepreg honeycomb sandwich panel: α = 0°, 45° and 90°. …”

The use of essential oil embedded in polylactic acid/chitosan-based film for mango post-harvest application against pathogenic fungi by Gunny, Ahmad Anas Nagoor, Leem, Siew Juan, Makhtar, Muaz Mohd Zaini, Zainuddin, Nor’izzah, Mohd Roslim, Muhammad Huzaifah, Raja Hashim, Raja Hasnida, Pusphanathan, Kavita, Siddiqui, Masoom Raza, Alam, Mahboob, Rafatullah, Mohd

“…Further, this research also aimed to assess the mechanical, antioxidant, and antifungal properties of the film infused with essential oil. ASTM D882 was performed to determine the tensile strength of the film. …”

Characterizing Surface Defects of Solid Wood of Dark Red Meranti (Shorea sp.),Melunak (pentace sp.) and Rubberwood (Heavea Brasiliensis) in Planning Process by Farrokhpayam, Saeid Reza, Ratnasingam, Jegatheswaran, Bakar, Edi Suhaimi, Tang, Sai Hong

“…To understand and optimize the planing characteristics of this wood species, a series of experiments were carried out using a weinig Unimate 23E moulder (cutter-head rpm of 6000, cutter diameter 120 mm) to produce machined surface with differing depth of cut ranging from 0.8 to 2.4 mm, by altering the feed rate from 8 to 16 m min-1 according to ASTM D 1666-87. Based on the preliminary results of this study, the best results were obtained at 0.8 mm of depth of cut and feed rate of 8 m min-1 for Dark Red Meranti. …”
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Production of pyroligneous acid from lignocellulosic biomass and their effectiveness against biological attacks by Lee, Soon Heng, H'ng, Paik San, Lee, A. N., Sajap, Ahmad Said, Tey, Beng Ti, Ujang, Salmiah

“…The treated rubberwood test blocks were later tested against mold (Penicillium sp.), white rot fungus (Pycnoporous sanguineus) and subterranean termites, (Coptotermes curvignathus) according to ASTM standard method. The result shows that highest pyroligneous acid yield was found during pyrolysed of lignocellulosic biomass at temperature of 500°C. …”
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The influences of melt-compounding parameters on the tensile properties of low filler loading of untreated-MWCNTs polypropylene (PP) nanocomposites. by M. A., Mohd Salleh, J., Abd Razak, N. A., Ibrahim, Ahmadun, Fakhru'l-Razi, Abdul Rashid, Suraya

“…Later, it was mechanically tested via tensile testing following the ASTM D-638 standard method. The interrelationship between each parameter of compounding to the mechanical tensile properties was tested. …”
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Gluing properties of wood of three fast-growing plantation species by Sahri, Mohd Hamami, Abdul Kader, Razali, Teck, Khoon Kee

“…Specimens were tested dry and wet in accordane to America Society for Testing and Materials, ASTM D 905-49(76). Results showed that majority of the species combinations glued with PRF adhesive exceeded the minimum industrial requirements of 5.5 Mega pascal (MPa) and 4.1 MPa for dry and wet conditions, respectively. …”
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