Aquarian Analytical, Inc.              Page 1

Aquarian Analytical Preservation & Hold Times List
		EPA	Sample		Preservative		Hold Times
Basic Volatile Organic Analyses		Methodology	Cont.	Volume	Water	Soil	Water	Soil
VOC (GC/MS)		624/8240	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
524.2 VOC (GC/MS) Preserved		524.2	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
524.2 VOC (GC/MS) Unpreserved		524.2	Glass	2 X 40mL	Cool to 4°C	n/a	24 hour	n/a
VOC (GC/MS)		8260/8260B	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
BTEX+MTBE (GC/MS)		602/8020	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
Chlorinated Solvents (GC/MS)		601/8021	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
EDB/DBCP (Ethylene Dibromide)		504	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
BTEX+MTBE + Naphthalene		8260	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
BTEX+MTBE+Naph.+Alkyl Benzenes		8260	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
TCLP Volatiles/TCLP 1		1311/8240	n/a	n/a	n/a	n/a	on back	on back
Total Petroleum Hydrocarbons
TPH P/T-GC/FID or GC/MS (NH) Gasoline		8015m	Glass	2 X 40mL	HCl	MeOH	14 day	14 day
TPH Extraction Fuel Oil-GC/FID (NH)		8100 or 8015B	Glass	2 X 40mL	HCl	Cool to 4°C	7 day	14 day
Fingerprint		8100	Glass	2 X 40mL	HCl	Cool to 4°C	7 day	14 day
TPH Maine 4.2.17 -GRO		4.2.17	Glass	1 Liter	HCl	MeOH	7 day	14 day
TPH Maine 4.1.25 -DRO		4.1.25	Glass	1 Liter	HCl	MeOH	7 day	14 day
Massachusetts EPH 5 & 6		Mass. DEP Method	Glass	1 Liter	HCl or H2SO4	Cool to 4°C	14 day	14 day
Massachusetts VPH		Mass. DEP Method	Glass	2 X 40mL	HCl	MeOH	14 day	28 day
Connecticut  Extractable DRO			Glass	1 Liter	HCl	Cool to 4°C	7 day	14 day
Semivolatile Analyses
ABN		625/8270	Glass	1 Liter	Cool to 4°C	Cool to 4°C	7 day	14 day
Acid Fraction Only		625/8270	Glass	1 Liter	Cool to 4°C	Cool to 4°C	7 day	14 day
BN		625/8270	Glass	1 Liter	Cool to 4°C	Cool to 4°C	7 day	14 day
PAH		625/8270	Glass	1 Liter	HCL	Cool to 4°C	14 day	14 day
PCB/Pesticides 5		8081/8082	Glass	1 Liter	Cool to 4°C	Cool to 4°C	7 day	14 day
PCB 5		8082	Glass	1 Liter	Cool to 4°C	Cool to 4°C	7 day	14 day
PCB in Oil		8082	Glass	40mL	n/a	n/a	n/a	n/a
Pesticides 5		8081A	Glass	1 Liter	Cool to 4°C	Cool to 4°C	7 day	14 day
Metal Analyses
Metals by ICP/MS		200.8/6020	Plastic	200mL	HNO3	Cool to 4°C	180 day	180 day
Mercury		200.8/6020	Plastic	200mL	HNO3	Cool to 4°C	28 day	28 day
Hardness		SM-2340B	Plastic	200mL	HNO3	Cool to 4°C	180 day	180 day
Hexavalent Chromium			Plastic	250ml	Cool to 4°C	n/a	24 hour	n/a
RCRA 8 Metals(As,Ba,Cd,Cr,Pb,Hg,Se,Ag)		200.8/6020	Plastic	200mL	HNO3	Cool to 4°C	180 day	180 day
13 Priority Pollutant Metals		200.8/6020	Plastic	200mL	HNO3	Cool to 4°C	180 day	180 day
(Sb,As,Be,Cd,Cr,Cu,Pb,Hg,Ni,Se,Ag,Tl,Zn)
* except for mercury
Other Analyses
pH/Corrosivity		150.1/9040	Plastic	200mL	Cool to 4°C	Cool to 4°C	ASAP	ASAP
Oil & Grease Gravimetric (HEM) 5		1664	Glass	1 Liter	H2SO4	n/a	28 day	n/a
Alkalinity		SM-2320B	Plastic	500mL	Cool to 4°C	Cool to 4°C	ASAP	ASAP
Chloride		EPA-300.0	Plastic	50mL	Cool to 4°C	Cool to 4°C	28 day	28 day
Fluoride		EPA-300.0	Plastic	50mL	Cool to 4°C	Cool to 4°C	28 day	28 day
Nitrite		EPA-300.0	Plastic	50mL	Cool to 4°C	Cool to 4°C	48 hour	48 hour
Sulfates		EPA-300.0	Plastic	50mL	Cool to 4°C	Cool to 4°C	28 day	28 day
Nitrate		EPA-300.0	Plastic	50mL	H2SO4	Cool to 4°C	14 day	14 day
Nitrate with no preservation		EPA-300.0	Plastic	50mL	Cool to 4°C	Cool to 4°C	48 hour	48 hour
Phosphate		EPA-300.0	Plastic	50mL	Cool to 4°C	Cool to 4°C	48 hour	48 hour
Specific Conductivity 2		120.1	Plastic	200mL	Cool to 4°C	n/a	on back	on back
Reactive Cyanide and Sulfide 3		7.3.3.2/7.3.4.1	Glass	1 Liter	on back	Cool to 4°C	14 day	14 day
Ethylene Glycol or Alcohol		ASTM D3695-95	Glass	40mL	Cool to 4°C	n/a	14 day	n/a
Methane 4		on back	Glass	40mL	HCl	n/a	14 day	n/a
BOD		SM18-5210	Plastic	1 Liter	Cool to 4°C	n/a	48 hour	n/a
COD		HACH-8000	Plastic	250mL	H2SO4	n/a	28 day	n/a
TKN		SM18-4500 NH3 C	Plastic	250mL	H2SO4	Cool to 4°C	28 day	28 day