نتایج جستجو برای: magnesium powder

تعداد نتایج: 84107  

2016
Gyeong Bo Kim Sung Yeon Hwang Tae Gun Shin Tae Rim Lee Won Chul Cha Min Seob Sim Ik Joon Jo Keun Jeong Song Joong Eui Rhee Yeon Kwon Jeong

A 59-year-old man presented to the emergency department with a chief complaint of sore throat after swallowing sodium picosulfate/magnesium citrate powder for bowel preparation, without first dissolving it in water. The initial evaluation showed significant mucosal injury involving the oral cavity, pharynx, and epiglottis. Endotracheal intubation was performed for airway protection in the emerg...

2016

Metoprolol tartrate USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether. Inactive Ingredients: Tablets contain cellulose compounds, colloidal silicon dioxide, D&C Red No. 30 aluminum lake (50-mg tablets), FD...

Journal: :Talanta 1976
G Norwitz M Galan

A method is proposed for the determination of barium and strontium peroxides (active oxygen) in igniters in small-arms tracer ammunition. The sample is treated with dilute hydrochloric acid (1 + 9) which dissolves the magnesium powder almost instantaneously and then dissolves the barium or strontium peroxides within 10-30 min. The solution is then filtered to remove the organic substances (calc...

2012
T. Thaila S. Kumararaman

A new semi-organic nonlinear optical crystal of Glycine Magnesium Chloride (GMC) has been grown by slow evaporation solution growth technique. The crystal system and lattice parameters were determined from the single crystal X-ray diffraction analysis. Fourier transform infrared (FTIR) studies confirm the various functional groups present in the grown crystal. The transmittance and absorbance o...

2012
Mohsen Ahmadipour

The present paper investigated a preparation of Nano sized Mg0.2Fe0.8O by eco-friendly chemical combustion synthesis using magnesium and iron nitrates as oxidizers and the glycine as a fuel to drive the reaction. Powder characterization was carried out by X-ray diffraction (XRD) to estimate crystallite size, Particle Size Analyzer (PSA), Thermal gravimetric analyzer (TGA) for determining sample...

2017
Zhuang Ma Xing Li Ling Liu Yanbo Liu

NiCr₂O₄ as a potential protection for thermal barrier coatings (TBCs) against the attack of molten calcium-magnesium-alumino-silicate (CMAS) was studied by a CMAS-contacting experiment. Atmospheric plasma sprayed coatings and sintered bulk materials were fabricated, covered with CMAS deposits, and exposed to 1200 °C for 24 h. Nano-sized CMAS-NiCr₂O₄ mixed powder was manufactured by ball milling...

2016
Ruqaiyah Khan Tariq Jamal Khan

In the present study an attempt was made to formulate and evaluate Calcium and Vitamin K3 tablet using wet granulation technique incorporating various Excipients like Starch Powder, Starch Paste, Magnesium Sterate, Aerosil, Talc, Lactose, Vitamin K Liquid form and Water. The Formulated tablets were evaluated for different physicochemical properties like rheological properties, weight variation,...

2015
C. K. L. JEFFREY A. KUMANAN M. M. PANG L. C. YONG S. SIVAKUMAR

Forsterite (Mg2SiO4) powder was synthesized using magnesium and talc with assistance of ball milling. Manganese doped forsterite was prepared at weight percentage of 0.05%, 0.1%, 0.2%, 0.5% and 1.0wt% by adding manganese oxide before ball milling. The undoped and manganese doped forsterite were sintered at temperature of 1000°C, 1100°C and 1200°C. The Vickers hardness, fracture toughness and Yo...

2016
Yuval Mordekovitz Lee Shelly Mahdi Halabi Sergey Kalabukhov Shmuel Hayun

The effects of lithium doping on the sintering and grain growth of non-stoichiometric nano-sized magnesium aluminate spinel were studied using a spark plasma sintering (SPS) apparatus. Li-doped nano-MgO·nAl₂O₃ spinel (n = 1.06 and 1.21) powders containing 0, 0.20, 0.50 or 1.00 at. % Li were synthesized by the solution combustion method and dense specimens were processed using a SPS apparatus at...

Journal: :Dalton transactions 2007
Robert P Davies Robert J Less Paul D Lickiss Andrew J P White

Four coordination polymers containing magnesium metal nodes and di- or tricarboxylic acid organic connectors have been synthesised and structurally characterised with the aid of single crystal X-ray diffraction. Mg3(bdc)3(DMA)4 (1) and Mg3(bdc)3(EtOH)2 (2) were prepared from the 1 : 1 reaction of 1,4-benzenedicarboxylic acid (H(2)bdc) with Mg(NO3)2.6H2O in dimethylacetamide (DMA) or EtOH respec...

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