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VOHs and benzene derivatives in waste waters

Description of the programme
This proficiency testing (AGLAE's programme ‘4E’) in waste waters similar to industrial waste waters is provided in the frame of:
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accreditation scopes related to physico-chemical analyses in waters (check AGLAE's accreditation - Cofrac No. 1-1664)
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approvals issued by Departments of environment
An identical proficiency test is also conducted at lower concentration levels to meet specific requirements.
List of parameters
BTEX: benzene, toluene, xylene total, xylene ortho, xylene meta+para, ethylbenzene, isopropylbenzene
Volatile organohalogens (VOHs) – List No. 1: dichlorobromomethane, bromoform, chloroform, dibromochloromethane, tetrachloroethylene, trichloroethylene, 1,2-dichloroethane, vinyl chloride
Volatile organohalogens (VOHs) – List No. 2: 1,1-dichloroethane, 1,1,1-trichloroethane,
1,1,2-trichloroethane, 1,1,2,2-tetrachloroethane, hexachloroethane, dichloromethane, hexachlorobutadiene, carbon tetrachloride, chloroprene, 3-chloroprene, 1,1-dichloroethylene, 1,2-dichloroethylene
Chlorobenzenes - light:chlorobenzene, dichlorobenzenes (sum of 3 isomers), 1,2-dichlorobenzene, 1,3-dichlorobenzene, 1,4-dichlorobenzene
Chlorotoluenes: chlorotoluenes (sum of 3 isomers), 2-chlorotoluene, 3-chlorotoluene, 4-chlorotoluene
Chlorobenzenes: trichlorobenzenes (sum of 3 isomers), 1,2,4-trichlorobenzene, 1,2,3-trichlorobenzene, 1,3,5-trichlorobenzene, tetrachlorobenzenes (sum of 3 isomers), 1,2,4,5-tetrachlorobenzene, pentachlorobenzene, hexachlorobenzene
Nitro-aromatics: 1-chloro-2-nitrobenzene, 1-chloro-3-nitrobenzene, 1-chloro-4-nitrobenzene, nitrobenzene, 2-nitrotoluene