PTWI

AcronymDefinition
PTWIProvisional Tolerable Weekly Intake
PTWIPre-Trial Witness Interview (UK)
References in periodicals archive ?
Como puede apreciarse, dos terceras partes de los valores calculados para las muestras son iguales o superan el valor PTWI recomendado por la OMS.
12,13) examined the PTWI model by studying cadmium accumulation in kidneys and livers of environmentally exposed subjects.
For an average adult of 70 kg weight to exceed the PTWI, approximately 12 kg/week of the dark chocolate analyzed in this experiment would need to be consumed.
Based on the results, PTWI for all the selected heavy metals were far below the tolerable intake stated by FAO/WHO with the exception of As with PTWI calculated, 14.
Importantly, however, the WHO PTWI was withdrawn in 2010 as being insufficient to protect health, and recommendations have been made to reduce arsenic ingestion especially in young children (EFSA 2009, 2014).
The PTWI is an estimate of the amount of a chemical with no intended function that can be ingested weekly over a lifetime without appreciable health risk (WHO 1989).
45 [micro]g/kg bw/day), approximately 7% of adult inhabitants in the 59 selected sites in Wanshan exceeded the new PTWI for MeHg of 1.
2000, 2003) examined the PTWI model by studying cadmium accumulation in kidneys and livers of environmentally exposed subjects.
The Canadian TDI for total Hg in the 1990s was 42,840 ng/person per day, but for methyl-Hg it was 28,260 ng/person per day for a 60-kg person, the same as that calculated from the WHO PTWI in 1999.
2 [micro]g/g, a child weighing 15 kg would be acquiring approximately 3% of his or her PTWI from this source.