نتایج جستجو برای: sodium hydroxide

تعداد نتایج: 199091  

2015
Akihiro Shimizu Ryutaro Hayashi Yosuke Ashikari Toshiki Nokami Jun-ichi Yoshida

β-Haloalkoxysulfonium ions generated by the reaction of electrogenerated Br(+) and I(+) ions stabilized by dimethyl sulfoxide (DMSO) reacted with sodium hydroxide and sodium methoxide to give the corresponding halohydrins and epoxides, respectively, whereas the treatment with triethylamine gave α-halocarbonyl compounds.

2011

DESCRIPTION Intravenous solutions with heparin sodium (derived from porcine intestinal mucosa) are sterile, nonpyrogenic fluids for intravenous administration. They contain no bacteriostat or antimicrobial agent or added buffer. Edetate disodium, anhydrous is added as a stabilizer. The solution may contain sodium hydroxide and/or hydrochloric acid for pH adjustment. See Table for summary of con...

Journal: :Synthetic Communications 2021

A one pot synthesis of β-ketonitriles from readily accessible 3-chloropropenals using economically benign iodine, aqueous ammonia and sodium hydroxide solution, employing mild reaction conditions h...

Journal: :Clinical chemistry 1967
G Farese J L Schmidt M Mager

1. 0.060% (w/v) Glyoxal bis (2-/iydroxyanil) solution (GBHA) C,4H12N202 (Fisher Scientific Co.) 600 mg. GBHA is dissolved in 1000 ml. absolute methanol, and stored in an amber bottle. This solution is stable for at least 1 month after preparation. 2. Buffer solution (pH 12.6) 10 gm. sodium hydroxide and 10 gm. sodium tetraborate (Na2B407. 1

2015

DESCRIPTION PROGLYCEM (diazoxide) is a nondiuretic benzothiadiazine derivative taken orally for the management of symptomatic hypoglycemia. PROGLYCEM Capsules contain 50 mg diazoxide, USP. The Suspension contains 50 mg of diazoxide, USP in each milliliter and has a chocolatemint flavor; alcohol content is approximately 7.25%. Other ingredients: Sorbitol solution, chocolate cream flavor, propyle...

2015

DESCRIPTION PROGLYCEM (diazoxide) is a nondiuretic benzothiadiazine derivative taken orally for the management of symptomatic hypoglycemia. PROGLYCEM Capsules contain 50 mg diazoxide, USP. The Suspension contains 50 mg of diazoxide, USP in each milliliter and has a chocolatemint flavor; alcohol content is approximately 7.25%. Other ingredients: Sorbitol solution, chocolate cream flavor, propyle...

2015

Cleaning and Disinfecting  The efficacy of most disinfectants against SVV is not clearly known.  Because vesicular diseases are clinically indistinguishable, disinfection protocols for FMDV should be followed even if SVV is suspected. This includes use of: sodium hydroxide, sodium carbonate, 0.2% citric acid, aldehydes, and oxidizing disinfectants including sodium hypochlorite.  Below are EP...

Journal: :Organic & biomolecular chemistry 2013
Juanjuan Wang Zunting Zhang Wenli Wang Fangfang Liu

The one-step cyclocondensation of substituted isoflavones with cyanothioacetamide in the presence of sodium hydroxide gave an array of 3-cyano-5,6-diaryl pyridine-2(1H)-thiones in good yields. The procedure involves base-mediated ring opening of the isoflavones and subsequent Knoevenagel condensation between the 1,3-dicarbonyl intermediate generated from the isoflavones and cyanothioacetamide, ...

In the present study the treatment efficiency of O3 and UV+O3 processes were compared for the oxidation of simulated dyebath effluent containing a mixture of a reactive dye (C.I. Reactive Blue 19) and various dye auxiliary chemicals. The color, COD and TOC removal rates were assessed for different processes. The effect of initial dye concentration and presence of sodium hydroxide and sodium car...

2017
Nuruldiyanah Binti Kamarudin Swati Sharma Arun Gupta Chua Gek Kee Syed Mohd Saufi Bin Tuan Chik Ritu Gupta

Uncontrolled disposal of feathers from the poultry industry and slaughterhouses is environmentally undesirable. The feathers are composed of approximately 90% of keratin which is an important ingredient of cosmetics, shampoos and hair treatment creams. This study aimed to determine the optimum conditions for the extraction of keratin from chicken feathers. The extraction of keratin using variou...

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