Nitrate and Nitrite Nitrate – mainly in inorganic fertilizers Nitrite – use as a food preventative 1. To understand the importance of nitrate and nitrite in water/ waste water analysis 2. To identify origin of water samples with regards of nitrate and nitrite content. Effect of excessive nitrate: A) Blue baby symptoms B) Headache, breathlessness and fatigue Procedure a) 15ml sample filled in a 25ml mixing cylinder b) nitraVer 6 reagent powder pillow added c) shake the cylinder for 3 minutes d) 2 minit period began e) 10mL of samples poured into clean square sample cell f) Added of nitriVer 4 nitrite reagent powder - wait 30 sec (shake) g) Wait for 15 min (For blank sample fill with 10mL of sample)

Nitrateand Nitrite

Nitrate – mainly in inorganic fertilizers

Nitrite – use as a food preventative

1.     Tounderstand the importance of nitrate and nitrite in water/ waste water analysis

2.     Toidentify origin of water samples with regards of nitrate and nitrite content.

Effectof excessive nitrate:

A)    Bluebaby symptoms

B)    Headache,breathlessness and fatigue

Procedure

a)     15ml sample filled in a 25ml mixingcylinder

b)    nitraVer 6 reagent powder pillow added

c)     shake the cylinder for 3 minutes

d)    2 minit period began

e)     10mL of samples poured into cleansquare sample cell

f)      Added of nitriVer 4 nitrite reagentpowder -  wait 30 sec (shake)

g)     Wait for 15 min

(For blank sample fill with 10mL ofsample)

Tuesday, 20 December 2011 // Labels: Random News // 0 comments //

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