PARAMETER

METHOD

METHOD

DESCRIPTION

MATRIX

VOLUME

REQUIRED

CONTAINER

PRESERVATIVE

HOLDING

TIME

Acidity

SM2310B

OR

EPA 305.1

Titrametric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Alkalinity, Total (as CaCO₃)

EPA 310.1

Titrametric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Bicarbonates(as CaCO₃)

EPA 310.1

Titrametric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Biological Oxygen Demand (5 Day)

SM5210

Electrode

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours

Biological Oxygen Demand (5 Day) Carbonaceous

SM5210

Electrode

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours

Carbon (Dissolved)

EPA 415.2

UV promuted, persulfate oxidation

W

WW

200 ml

200 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Carbon (Total)

EPA 415.2

UV promuted, persulfate oxidation

W

WW

200 ml

200 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Carbon (Total Inorganic)

EPA 415.2

UV promuted, persulfate oxidation

W

WW

200 ml

200 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Carbon (Total Organic)

EPA 415.2

UV promuted, persulfate oxidation

W

WW

200 ml

200 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

28 days

28 days

Carbonates (as CaCo₃)

EPA 310.1

Titrametric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Chemical Oxygen Demand (COD)

HACH 8000/EPA 410.2

Colormetric

W

WW

200 ml

200 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

28 days

28 days

Chlorine (Total Residual)

EPA 330.5

Colormetric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours

Chromium, Hexavalent

SW846 7196A

Or

SM3500-Cr D

Colormetric

W

WW

S

SW

1000 ml

1000 ml

100 g

100 g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

24 hours

24 hours

NA

NA

Conductivity, Specific

EPA 120.1

Electrode

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours

PARAMETER

METHOD

METHOD

DESCRIPTION

MATRIX

VOLUME

REQUIRED

CONTAINER

PRESERVATIVE

HOLDING

TIME

Corrosivity

SW 846 9040A

or

SW 846 9045B

Electrode

W

WW

S

SW

1000 ml

1000 ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

NA

NA

NA

NA

Cyanide (Amenable)

EPA 332.1,335.2

Or

SW846 9010,9014

Colormetric

W

WW

S

SW

2000 ml

2000 ml

100g

100g

P,G

P,G

P,G

P,G

Cool < 4^oC NaOH to pH >12

Cool < 4^oC NaOH to pH >12

Cool < 4^oC

Cool < 4^oC

14 days

14 days

14 days

14 days

Cyanide (Reactive)

EPA 332.1,335.2

Or

SW846 9010,9014

Colormetric

W

WW

S

SW

100 ml

100 ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

NA

NA

NA

NA

Cyanide (Total)

EPA 332.1,335.2

Or

SW846 9010,9014

Colormetric

W

WW

S

SW

1000 ml

1000 ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC NaOH to pH >12

Cool < 4^oC NaOH to pH >12

Cool < 4^oC

Cool < 4^oC

14 days

14 days

14 days

14 days

Flash Point (Ignitability)

SW 846 1010

Closed-cup

W

WW

S

SW

1000 ml

1000 ml

150g

150g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

NA

NA

NA

NA

Fluoride

EPA 340.2

Electrode

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

28 days

28 days

Hardness (Total)

EPA 130.2

Titrametric

W

WW

1000 ml

1000 ml

P,G

P,G

HNO₃ to pH< 2

HNO₃ to pH< 2

14 days

14 days

Moisture (LOD)

ASTM D2216-92

Gravimetric

W

WW

S

SW

1000 ml

1000 ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

NA

NA

NA

NA

Nitrogen (N) , Ammonia

EPA 350.3

Electrode

W

WW

250 ml

250 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

28 days

28 days

Nitrogen (N), Kjeldahl (TKN)

EPA 351.3

Electode

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

28 days

28 days

PARAMETER

METHOD

METHOD

DESCRIPTION

MATRIX

VOLUME

REQUIRED

CONTAINER

PRESERVATIVE

HOLDING

TIME

Nitrogen (N), Nitrate

EPA 352.1

Or

SM 4500-NO3 D

Colormetric

Or

Electrode

W

WW

200 ml

200 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

14 days

14 days

Nitrogen (N), Nitrite

EPA 354.1

Colormetric

W

WW

500 ml

500 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

14 days

14 days

Oil & Grease

EPA 1664

Gravimetric

W

WW

1000 ml

1000 ml

G(Amber)

G(Amber)

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

28 days

28 days

Oxygen, Dissolved

SM5210

Electrode

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours

Paint Filter Test

SW846 9095A

Filter

W

WW

S

SW

1000 ml

1000 ml

150g

150g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

NA

NA

NA

NA

pH

EPA150.1 or

SW 846

9040A

Electrode

W

WW

S

SW

100 ml

100ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

ASAP

ASAP

ASAP

ASAP

Phenols , Total

EPA 420.1

Or

SW 846 9065

Colormetric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

28 days

28 days

Phosphorus, Ortho

SM 4500P D

Colormetric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours

Phosphorus, Total

SM 4500P D

Colormetric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

14 days

14 days

Phosphate Total

SM 4500P D

Colormetric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC H₂SO₄ to pH< 2

Cool < 4^oC H₂SO₄ to pH< 2

14 days

14 days

Solids, Total Dissolved (TDS)

EPA 160.1

Gravimetric

W

WW

1000 ml

1000 ml

P

P

Cool < 4^oC

Cool < 4^oC

7 days

7 days

Solids, Total Suspended (TSS)

EPA 160.2

Gravimetric

W

WW

1000 ml

1000 ml

P

P

Cool < 4^oC

Cool < 4^oC

7 days

7 days

PARAMETER

METHOD

METHOD

DESCRIPTION

MATRIX

VOLUME

REQUIRED

CONTAINER

PRESERVATIVE

HOLDING

TIME

Solids, Total

EPA 160.3

Gravimetric

W

WW

1000 ml

1000 ml

P

P

Cool < 4^oC

Cool < 4^oC

7 days

7 days

Sulfate

EPA 375.4

Colormetric or

Turbimetric

W

WW

1000 ml

1000 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

28 days

28 days

Sulfide , Reactive

SW 846 7.3.4

Or

EPA 376.1

Titrametric

W

WW

S

SW

1000 ml

1000 ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

Cool < 4^oC

NA

NA

NA

NA

Sulfide , Total

EPA 376.1

Titrametric

W

WW

S

SW

100 ml

100 ml

50g

50g

P,G

P,G

P,G

P,G

Cool < 4^oC NaOH to pH >12

Cool < 4^oC NaOH to pH >12

Cool < 4^oC

Cool < 4^oC

7 days

7 days

NA

NA

Total Organic Halides (TOX)

SW846 9020B

Coulumetric

W

WW

S

SW

1000 ml

1000 ml

50g

50g

G(Amber)

G(Amber)

P,G

P,G

Cool < 4^oC HNO₃ to pH< 2

Cool < 4^oC HNO₃ to pH< 2

Cool < 4^oC

Cool < 4^oC

28 days

28 days

28 days

28 days

Turbidity

EPA 180.1

Nephelumetric

W

WW

500 ml

500 ml

P,G

P,G

Cool < 4^oC

Cool < 4^oC

48 hours

48 hours