Search Results

You are looking at 81 - 90 of 137 items for :

  • "relative humidity" x
  • Chemistry and Chemical Engineering x
  • All content x
Clear All

] mass ratio of 0.5:1:3. After curing at 20 ± 1 °C and 90% relative humidity (RH) for 24 h, the specimens were demoulded and cured in lime-saturated water at 20 ± 1 °C, followed by strength tests according to EN 196-1 [ 15 ]. Figure

Restricted access

using a Fire Testing Technology cone calorimeter (Fire Testing Technology Ltd., UK). The dimensions of the samples were 100 mm × 100 mm and the thicknesses are shown in Table 1 . The samples were conditioned to equilibrium at 55% relative humidity (RH

Restricted access
Acta Chromatographica
Authors: Jong-Woo Jeong, Yun-Hwan Seol, Hun-Chan Hyun, Hye-Rim Kim, Jong-Hwa Lee, Young-Dae Gong, Nam Sook Kang, and Tae-Sung Koo

relative humidity of 40–60%. Prior to dosing, animals were fasted for 14 h but were allowed access to water. After dosing, food was provided after a further 4 h. Supinoxin was dissolved in a mixture containing 10% dimethyl sulfoxide, 40% polyethylene glycol

Open access

Guidelines for the Care and Use of Laboratory Animals. The rats were acclimated in the laboratory for 1 week prior to the experiments, housed in separate cages at a temperature of 23 ± 2 °C with a 12 h light–dark cycle and a relative humidity of 50%, and with

Open access

Male Sprague–Dawley (SD) rats (210–250 g) were supplied by Samtako (Incheon, Korea). Prior to carrying out experiments, the rats were housed at a temperature of 22 ± 2 °C and relative humidity of 50 ± 10%, under a 12-h light–dark cycle for 7 days, with

Open access

at a rate of 5 °C per minute. TG data were collected every 4 s. During analyses, the furnace and the sample were purged with the constant air stream of 76% relative humidity at 25 °C and flow rate of 200 ml min −1 . To ensure comparable

Restricted access

a Pulverisette ball mill for 10 min, at a relative humidity of 23% (100 g solid materials and 30 mL water). Characterization methods The hematite crystallization in the prepared frit (A4) was investigated using a

Restricted access

M 20 Universal mill and conditioned at water activity, a w of 0.50 (relative humidity, RH) and 296 K for 48 h before measurement. Data was smooth using Savitzky-Golay exponential filter that preserved features of the X-ray curves while removing

Restricted access

environmental pollutants, relative humidity and the extreme variability of materials housed in collections. Corrosion develops under thin layers of adsorbed oxygen and water and only a few adsorbed molecular layers of moisture are required for corrosion to

Restricted access
Journal of Thermal Analysis and Calorimetry
Authors: Edilene P. Lavor, Fátima Duarte Freire, Cícero Flávio S. Aragão, Fernanda N. Raffin, and Túlio Flávio A. de Lima e Moura

–solid phase transitions upon heating [ 19 ]. Studies of interaction performed by Bhutan et al. [ 27 ] and Singh et al. [ 6 ] reported that the mixture between INH and ETA becomes liquid under accelerated conditions of temperature and relative humidity

Restricted access