Sentence examples for nitrogen determination from inspiring English sources

The samples obtained were used for organic carbon and total nitrogen determination.

The Multi EA 3100 model can achieve detection limits of 10 ppb for sulfur determination by UV fluorescence and 50 ppb for nitrogen determination by chemiluminescence.

In the present paper a focused-microwave Kjeldahl digestion procedure without metal catalyst for nitrogen determination in bean samples was developed.

Their weekly weight gain and daily feed intake were recorded, urine and faeces were collected for nitrogen determination using Kjedahl method and the data obtained used to calculate the various protein quality indices.

Soil organic matter (OM) was measured using the potassium dichromate melting method, total nitrogen (TN) by the semi-micro Kjeldahl nitrogen determination apparatus, total phosphate (TP) by the NaOH alkali melting method, total potassium (TK) by the flame photometer method, available nitrogen (AN) by the diffusion method, and pH by the precision acidity meter, respectively (Bao 2000).

Serum was also collected from all mice on day 10 for urea nitrogen determination as an indicator of renal function.

was of 0.96% for four successive Kjeldahl nitrogen determinations.

Osmolality in serum and urine was not formally measured, and it was calculated using a standard formula; only 17 patients had urinary nitrogen determinations.

Urine osmolality was calculated either as salt osmolality (i.e., the part of osmolality exerted by strong ions) and, for the subset of patients in whom urinary nitrogen determinations were available, as total urinary osmolality.

About 0.8 to 1.2 mg was analyzed for carbon and nitrogen determinations.

The first value of NCF proposed for soy proteins was 5.71 (Jones 1931) which was calculated from the nitrogen determinations performed by Osborne and Campbell (1898) on soy protein extracts.