NEW HAMPSHIRE ENVIRONMENTAL LABORATORY ACCREDITATION PROGRAM
29 Hazen Drive, PO Box 95, Concord, NH 03302 (603) 271-2998
PRIMARY ACCREDITATION ANALYTE LIST
ANALYTE LIST NUMBER: 100820-C
CHEMSERVE INC
317 ELM ST
MILFORD NH 03055
603-673-5440
Lab ID: 1008
Method Code: 20066006 Method Ref: SM 3500-CR B Revision: 21st ED Date: 2001
1045 CHROMIUM VI 11/22/2019 06/02/2021 N MET NE
Method Code: 10013806 Method Ref: EPA 200.7 Revision: 4.4 Date: 1994
1550 CALCIUM HARDNESS AS CACO3 05/30/2019 06/02/2021 NMI NE
1910 PHOSPHORUS, TOTAL 10/02/2012 06/02/2021 N NMI NE
Method Code: 10053200 Method Ref: EPA 300.0 Revision: 2.1 Date: 1993
1575 CHLORIDE 06/03/2007 06/02/2021 N NMI NE
1730 FLUORIDE 06/03/2007 06/02/2021 N NMI NE
1810 NITRATE AS N 06/03/2007 06/02/2021 N NMI NE
1820 NITRATE-NITRITE AS N 12/31/2013 06/02/2021 N NMI NE
2000 SULFATE 06/03/2007 06/02/2021 N NMI NE
Method Code: 10069008 Method Ref: EPA 360.1 Revision: Date:
1880 OXYGEN, DISSOLVED 01/31/2008 06/02/2021 N NMI NE
Method Code: 10079400 Method Ref: EPA 420.1 Revision: Date: 1978
1905 PHENOLICS, TOTAL 06/03/2007 06/02/2021 N NMI NE
Method Code: 10127807 Method Ref: EPA 1664A Revision: Date: 1999
1803 N-HEXANE EXTRACTABLE MATERIAL (O&G) 05/12/2017 06/02/2021 N NMI NE
Method Code: 20045403 Method Ref: SM 2320 B Revision: 21st ED Date: 1997
1505 ALKALINITY 12/31/2013 06/02/2021 N NMI NE
Method Code: 20046406 Method Ref: SM 2340 B Revision: 21st ED Date: 2005
1755 HARDNESS AS CACO3 05/30/2019 06/02/2021 N NMI NE
Method Code: 20048402 Method Ref: SM 2510 B Revision: 21st ED Date: 1997
1610 CONDUCTIVITY 12/31/2013 06/02/2021 N NMI NE
Method Code: 20049201 Method Ref: SM 2540 B Revision: 21st ED Date: 1997
1950 RESIDUE, TOTAL {TS} 12/31/2013 06/02/2021 N NMI NE
Method Code: 20050208 Method Ref: SM 2540 C Revision: 21st ED Date: 1997
1955 RESIDUE, FILTERABLE (TDS) 12/31/2013 06/02/2021 N NMI NE
Method Code: 20051007 Method Ref: SM 2540 D Revision: 21st ED Date: 1997
1960 RESIDUE, NON-FILTERABLE (TSS) 12/31/2013 06/02/2021 N NMI NE
Method Code: 20081407 Method Ref: SM 4500-CL G Revision: 21st ED Date: 2000
1940 CHLORINE, RESIDUAL TOTAL 12/31/2013 06/02/2021 N NMI NE
Method Code: 20096202 Method Ref: SM 4500-CN E Revision: 21st ED Date: 1999
1645 CYANIDE, TOTAL 12/31/2013 06/02/2021 N NMI NE
Method Code: 20097001 Method Ref: SM 4500-CN G Revision: 21st ED Date: 1999
1510 CYANIDE, AMENABLE 12/31/2013 06/02/2021 N NMI NE
Method Code: 20105004 Method Ref: SM 4500-H+ B Revision: 21st ED Date: 2000
1900 HYDROGEN ION (PH) 12/31/2013 06/02/2021 N NMI NE
Method Code: 20106609 Method Ref: SM 4500-NH3 C Revision: 21st ED Date: 2005
1795 TOTAL KJELDAHL NITROGEN (TKN) 06/04/2015 06/02/2021 N NMI NE
This analyte list supersedes all previously issued analyte lists. Method accreditation does not imply acceptance for NHDES compliance testing.
Laboratory is required to use EPA-approved methods required by regulation. Continuing accreditation status is dependent on successful ongoing
participation in the program. Customers may verify the laboratory's current accreditation status by calling (603) 271-2998 or by visiting the NH
ELAP website (https://www.des.nh.gov/organization/divisions/water/dwgb/nhelap/index.h…)
Page 6 of 12
