Total ingestion of nitrates from drinking water

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Scope

• First pass assessment:
  • England and Wales

• Second pass assessment:
  • England and Wales
  • Finland
  • Spain
  • Romania
  • Hungary

Definition

Total daily ingestion of nitrates in drinking water by infants under six months of age.

Data

• General drinking water consumption by infants under 6 months of age: 0.2879 (http://rais.ornl.gov/homepage/DRAFT_EXPOSURE_HANDBOOK.pdf)

Min	4.08E-04
Median	0.287946908
Mean	0.305536455
Max	0.796745464
Std. Dev.	0.183531901

• Total daily ingestion of drinking water
• Drinking water ingestion rate
• Percentage of bottle fed infants
• Weight

Formula

<anacode>((No3_drinking_water*Total_daily_consump*(Total_daily_ingesti1) / Weight)*Percentage_of_bottle)</anacode>

Unit

mg/kg/d

Result

• 

  Figure 1 - Medians of total daily ingestion of nitrate by infants under 6 months old in England & UK areas