Sentence examples for concentrated ammonium from inspiring English sources
In this work, synthesis of pseudo-boehmite was developed by the method of precipitation, using industrial grade aluminum sulfate supersaturated solution and concentrated ammonium hydroxide (28%) as reactants; this known method was improved decreasing reaction temperature below the boiling point of ammonia.
Sodium acetate (NaOAc), glacial acetic acid (99.5%), concentrated ammonium hydroxide (NH4OH) and hexadecyltrimethyl ammonium bromide (HDTMA) were supplied by Molekula, UK.
However, unlike for ILs, concentrated ammonium hydroxide used during AFEX does not swell or disrupt cellulose fibrils considerably to facilitate complete hemicellulose removal and precipitation [ 48].
Method 989.05 was modified and carried out as follows on 7 14 mg of sample, followed by addition of 300 μL concentrated ammonium hydroxide and incubation at room temperature for 30 min, 250 μg of C13-FAME internal standard, and 1.5 mL of chloroform/methanol (2 1, v/ v) was added.
Dilute concentrated ammonium hydroxide.
Concentrated ammonium hydroxide (NH4OH; 30%) was purchased from Mallinckrodt Baker, Inc. (Phillipsburg, NJ, USA).
PolyA RNA was subsequently concentrated by ammonium acetate ethanol precipitation and concentrations were determined using the Qubit fluorometer (Invitrogen, Carlsbad, CA) and the Quant-iT RNA Assay Kit (Invitrogen, cat#Q33140).
Simultaneously, the supernatant was concentrated by ammonium sulfate precipitation at 70%% (w/v) saturation at 4 °C.
In the first step of purification, crude enzyme extract (0.7 U/mg protein) was concentrated by ammonium sulfate precipitation.
Crude bacteriocin was extracted either by chloroform extraction (Burianek and Yousef 2000) or concentrated by ammonium sulphate precipitation (70%) Muriana and Klaenhammer (1991).
The fermented broth was centrifuged at 7000×g for 10 min and the supernatant was concentrated by ammonium sulfate precipitation at 90%% saturation at 4 °C with constant stirring and left overnight.
