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Nitrates importances
important source of nitrogen necessary for plants and animals to synthesize amino acids and proteins
Manmade sources of nitrate
animal feedlots, runoff from fertilized fields
Methemoglobinemia(BLUE BABY SYNDROME)
potentially fatal disease in infants when exposed to levels above 10 mg/L nitrates in drinking water
What is Eutrophication
excess of nutrients, bacteria excess in the bottom of body of water
What does eutrophication look like
greenish
What does oligotrophic look like
clear
What is Oligotrophic
water with less nutrients
Algal Bloom
result of eutrophication
What does Fecal Coliform determine
determines the presence of fecal coliform(for examples E. Coli)
What broth is used in Fecal Coliform test
lactose broth
Incubation temperature and time for Fecal Coliform
24 hours at 44.5 Celsius
Where is the air bubble in a positive test
to the top of the vial
Where is the air bubble in a negative test
not present