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Section No: 6
<br />Page: 10 of 16
<br />Revision No: 2.0
<br />Date: January 15, 1994
<br />Sampling Procedures
<br />TABLE 6-1 RECOMMENDED _ r PRESERVATION
<br />VolumeHoldi
<br />Preservation
<br />re I
<br />General Inorganic Chemistry
<br />ZZW
<br />Acidity
<br />P,G
<br />250
<br />Cool, 4 C
<br />14 days
<br />-
<br />'
<br />Alkalinity
<br />PqG
<br />250
<br />Cool, 4 C
<br />14 days
<br />Asbestos
<br />G
<br />1000
<br />COOL, 4 C
<br />48 hr.
<br />Bicarbonate
<br />P
<br />250
<br />Cool, 4 C
<br />14 days
<br />Biochemical Oxygen
<br />P,G
<br />1000
<br />Cool, 4 C
<br />48 hr.
<br />Demand
<br />Boron
<br />P
<br />250
<br />Cool, 4 C
<br />6 mo.
<br />Bromide
<br />P
<br />250
<br />Cool, 4 C
<br />28 days
<br />Carbonate
<br />P
<br />250
<br />Cool, 4 C
<br />14 days
<br />Carbon Dioxide
<br />P,G
<br />250
<br />Cool, 4 C
<br />immed.
<br />Chemical Oxygen
<br />P,G
<br />250
<br />H2SO4, p<2; Cool, 4 C
<br />28 days
<br />;
<br />Demand
<br />Chloride
<br />P,G
<br />250
<br />Cool, 4 C
<br />28 days
<br />Chlorine Residual
<br />P,G
<br />500
<br />Cool, 4 C
<br />2 hr.
<br />Chlorine Demand
<br />P,G
<br />2000
<br />Cool, 4 C
<br />2 hr.
<br />Color
<br />P,G
<br />250
<br />Cool, 4 C
<br />48 hr.
<br />Cyanide, Total
<br />P,G
<br />1000
<br />NaOH, p> 12; Cool, 4 C
<br />14 days
<br />Electrical Conductivity
<br />P
<br />250
<br />Cool, 4 C
<br />28 days
<br />Fluoride
<br />P,G
<br />250
<br />COOL, 4 C
<br />28 days
<br />,
<br />Hardness, Total
<br />P,G
<br />250
<br />HNO3, pH < 2; Cool, 4 C
<br />6 mo.
<br />Hydroxide
<br />P,G
<br />250
<br />Cool, 4 C
<br />14 days
<br />Iodide
<br />P,G
<br />250
<br />Cool, 4 C
<br />24 hr.
<br />Langelier Index
<br />P,G
<br />500
<br />Cool, 4 C
<br />2 hr.
<br />AS
<br />P,G
<br />500
<br />Cool, 4 C
<br />48 hr.
<br />Nitrogen,
<br />Ammonia
<br />P,G
<br />250H
<br />SO4, p<2; Cool, 4 C
<br />28 days
<br />Nitrate+Nitrite
<br />P,G
<br />250
<br />R2
<br />2SO4, pH <2; Cool, 4 C
<br />28 days
<br />Nitrate
<br />P,G
<br />250
<br />Cool, 4 C
<br />48 hr.
<br />Nitrite
<br />P,G
<br />250
<br />Cool, 4 C
<br />48 hr.
<br />1
<br />Organic
<br />P,G
<br />400
<br />H2SO4, pH <2; Cool, 4 C
<br />28 days
<br />Total
<br />P,G
<br />250SO4,
<br />p<2; Cool, 4 C
<br />28 days
<br />Total Kjeldahl
<br />P,G
<br />250
<br />R2SO4, pH <2; Cool, 4 C
<br />28 days
<br />Odor
<br />G
<br />500
<br />Cool, 4 C
<br />24 hr.
<br />Oil and Grease
<br />G
<br />1000
<br />H2SO4, pH < 2; Cool, 4 C
<br />28 days
<br />Oxygen, Dissolved
<br />G
<br />250
<br />Cool, 4 C
<br />immed.
<br />w/glass stopper
<br />pH
<br />P,G
<br />250
<br />Cool, 4 C
<br />2 hr.
<br />Phenolics
<br />G
<br />500
<br />H2SO4, pH <2; Cool, 4 C
<br />28 days
<br />P = plastic, G = glass
<br />Note: All solid samples should be collected in stainless steel sleeves, brass sleeves or in glass
<br />jars all with teflon -lined caps and oz. capacity. All solid samples should be kept cool at 4
<br />C.
<br />a
<br />
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