Exact(4)
It requires approximately 5 mg of substance.
The standard drug (ciprofloxacin, 1 mg/mL of sterile distilled water), compounds 4a o (500 μg/mL in 10 % DMSO, prepared by dissolving 2.5 mg of substance in 5 mL of 10 % DMSO solution in water), and control sample (a 10%% solution of DMSO in water) were added to the respectively labelled 6 mm diameter wells.
In most cases, between 10 and 50 mg of substance was weighed out.
This means that after 8 days, you will have 20mg/2, or 10 mg of substance; after 16 days, you will have 10 mg/2 or 4 mg left of the substance; after 24 days, you will have 5 mg/2, or 2.5 mg left of the substance, and after 32 days, you will have 2.5 mg/2, or 1.25 mg left of the substance.
Similar(56)
For the quinolones, 5 mg of each substance were dissolved into 10 mL of methanol.
The quantity of antimicrobial administered was converted to mg of active substance per kg of live weight.
About 5 mg of dried substance was placed in a TG furnace, and the analysis was conducted from 20 to 800 °C at a heating rate of 10 °C per min, under nitrogen.
In brief, fluorescein-isothiocyanate-inulin (Inulin-FITC; F3272-1; Sigma-Aldrich; St. Louis, MO, USA) and PAH (p-Aminohippuric acid sodium salt; A3759-25G; Sigma-Aldrich; St. Louis, MO, USA) (1 mg of each substance solved in 0.25 ml 0.9% NaCl) were applied (75 μl i.v ., followed by constant infusion of both substances (2 mg/ml inulin, 5 mg/ml PAH) with a rate of 3.7 μl/h/300 g BW.
Besides, stock standards solutions of sulphonamides, penicillins, macrolides, and tetracyclines were prepared by dissolving 10 mg of each substance into 10 mL of methanol, except for penicillins which were dissolved in 10 mL of Milli-Q water (Millipore corp., Bedford, MA, USA).
They would get 800 mg of a substance that was 1percentt cocaine.
It was found that 1.5 mg of drug substance is in 50 mg of nanoparticles with batch to batch variance less than 10%.
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