Environmental Standards

We proudly announce our support for the environment industries with reference standards of soil, air, climate, water, wastewater and effluents to help them ensure that your results are reliable and fit for purpose.

2,2´-Binaphthyl


  • Catalogue No.PA ENV 0932

  • CAS : 612-78-2

2,2´-Bipyridyl


  • Catalogue No.PA ENV 0935

  • CAS : 366-18-7

2,2´-Thiodiacetic acid


  • Catalogue No.PA ENV 0937

  • CAS : 123-93-3

2,2-Dimethylpentane


  • Catalogue No.PA ENV 0936

  • CAS : 590-35-2

2,2,4,4,6,8,8-Heptamethylnonane


  • Catalogue No.PA ENV 0552

  • CAS : 4390-04-9

2,2'-Binaphthyl 10 µg/mL in Acetonitrile


  • Catalogue No.PA ENV 0933

  • CAS : 612-78-2

2,2'-Binaphthyl 10 µg/mL in Cyclohexane


  • Catalogue No.PA ENV 0934

  • CAS : 612-78-2

2,2'-Dibromobiphenyl


  • Catalogue No.PA ENV 0721

  • CAS : 13029-09-9

2,2'-Thiodiethanol 1000 µg/mL in Methanol


  • Catalogue No.PA ENV 0938

  • CAS : 111-48-8

2,2',3,3',4,5',6-Heptachlorobiphenyl


  • Catalogue No.PA ENV 1318

  • CAS : 40186-70-7

2,2',3,3',4,6-Hexachlorobiphenyl 35 µg/mL in Isooctane


  • Catalogue No.PA ENV 1296

  • CAS : 61798-70-7

2,3-Butanediol


  • Catalogue No.PA ENV 0943

  • CAS : 513-85-9

2,3-Dichloro-1-propanol


  • Catalogue No.PA ENV 0944

  • CAS : 616-23-9

2,3-Heptanedione


  • Catalogue No.PA ENV 0522

  • CAS : 96-04-8

2,3,4-Trichlorophenol acetate


  • Catalogue No.PA ENV 0940

  • CAS : 61925-89-1

2,3,4,5,6,7,8,9-Octachlorodecane CP-9 1 µg/mL in Cyclohexane


  • Catalogue No.PA ENV 0939

  • CAS : 214327-66-9

2,3,5-Trichlorophenol acetate 10 µg/mL in Isooctane


  • Catalogue No.PA ENV 0941

  • CAS : 61925-88-0

2,3,6-Trichlorophenol acetate 10 µg/mL in Isooctane


  • Catalogue No.PA ENV 0942

  • CAS : 61925-87-9

2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol


  • Catalogue No.PA ENV 0953

  • CAS : 3864-99-1

2,4-Dichloro-3,5-dimethylphenol


  • Catalogue No.PA ENV 0404

  • CAS : 133-53-9

2,4-Dichloroaniline-13C6


  • Catalogue No.PA ENV 0461

  • CAS : 850312-35-5

2,4-Dimethyl-1,3,5-trinitrobenzene


  • Catalogue No.PA ENV 0407

  • CAS : 632-92-8

2,4-Dimethylpentane


  • Catalogue No.PA ENV 0952

  • CAS : 108-08-7

2,4,4-Trimethyl-1-pentene


  • Catalogue No.PA ENV 0945

  • CAS : 107-39-1

2,4,5-TB 100 µg/mL in Acetonitrile


  • Catalogue No.PA ENV 1033

  • CAS : 93-80-1

2,4,5-Trichlorophenol Ethanolamine Salt


  • Catalogue No.PA ENV 0977

  • CAS : 56961-45-6

2,4,6-Trichlorophenol 100 µg/mL in Methanol


  • Catalogue No.PA ENV 0946

  • CAS : 88-06-2

2,4,6-Trichlorophenol acetate


  • Catalogue No.PA ENV 0947

  • CAS : 23399-90-8

2,4,6-Trichlorophenol acetate 10 µg/mL in Isooctane


  • Catalogue No.PA ENV 0948

  • CAS : 23399-90-8

2,4,6-Trichlorophenoxyacetic acid


  • Catalogue No.PA ENV 0949

  • CAS : 575-89-3

2,4,6-Trinitrobenzene-1,3,5-triol


  • Catalogue No.PA ENV 0785

  • CAS : 4328-17-0

2,4,7-Trinitro-9-fluorenone 10 µg/mL in Cyclohexane


  • Catalogue No.PA ENV 0951

  • CAS : 129-79-3

2,4,7,9-Tetramethyl-5-decyne-4,7-diol (mixture of isomers)


  • Catalogue No.PA ENV 0950

  • CAS : 126-86-3

2,4'-DDE d8


  • Catalogue No.PA ENV 0450

  • CAS : 1402834-57-4

2,5-Dichloroaniline


  • Catalogue No.PA ENV 0954

  • CAS : 95-82-9

2,5-Dichlorotoluene


  • Catalogue No.PA ENV 0821

  • CAS : 19398-61-9

2,5-Furandicarboxylic acid


  • Catalogue No.PA ENV 0955

  • CAS : 3238-40-2

2,5-Hexanediol


  • Catalogue No.PA ENV 0956

  • CAS : 2935-44-6

2,6-Di-tert-butyl-4-hydroxymethylphenol


  • Catalogue No.PA ENV 0958

  • CAS : 88-26-6

2,6-Di-tert-butyl-4-phenylphenol


  • Catalogue No.PA ENV 0399

  • CAS : 2668-47-5

2,6-Dimethyl-4-heptanone


  • Catalogue No.PA ENV 0957

  • CAS : 108-83-8

2,6-Toluene Diisocyanate


  • Catalogue No.PA ENV 0800

  • CAS : 91-08-7

2,6-Toluenediisocyanate


  • Catalogue No.PA ENV 0959

  • CAS : 91-08-7

2,7-dichlorofluorescin diacetate


  • Catalogue No.PA ENV 0463

  • CAS : 4091-99-0

22(S),23(S)-Homobrassinolide


  • Catalogue No.PA ENV 0547

  • CAS : 80483-89-2

2H,2H,3H,3H- Perfluoroundecanoic Acid


  • Catalogue No.PA ENV 0676

  • CAS : 34598-33-9

3-Amino-2-methyl-5-nitrobenzamide. Short expiry date due to chemical nature of component(s)


  • Catalogue No.PA ENV 1017

  • CAS : 3572-44-9

3-Benzylidenecamphor


  • Catalogue No.PA ENV 0345

  • CAS : 15087-24-8

3-Chlorophenol acetate


  • Catalogue No.PA ENV 1018

  • CAS : 13031-39-5

3-Chlorophenoxyacetic acid


  • Catalogue No.PA ENV 1019

  • CAS : 588-32-9

3-Ethoxy-1,2-propanediol


  • Catalogue No.PA ENV 0488

  • CAS : 1874-62-0

3-Hexanol


  • Catalogue No.PA ENV 1020

  • CAS : 623-37-0

3-Hydroxybenzophenone


  • Catalogue No.PA ENV 0546

  • CAS : 13020-57-0

3-Hydroxyglutaric Acid


  • Catalogue No.PA ENV 0526

  • CAS : 638-18-6

3-Indolylacetonitrile


  • Catalogue No.PA ENV 1021

  • CAS : 771-51-7

3-Methoxy-2,5-dimethylpyrazine


  • Catalogue No.PA ENV 1022

  • CAS : 19846-22-1

3-Methyl-2-butanone


  • Catalogue No.PA ENV 1023

  • CAS : 563-80-4

3-Methyl-2,4,6-trinitrophenol


  • Catalogue No.PA ENV 0584

  • CAS : 602-99-3

3-Methyl-3-pentanol


  • Catalogue No.PA ENV 1024

  • CAS : 77-74-7

3-Methylcholanthrene


  • Catalogue No.PA ENV 1025

  • CAS : 56-49-5

3-Methylcholanthrene 10 µg/mL in Cyclohexane


  • Catalogue No.PA ENV 1026

  • CAS : 56-49-5

3-Methylcyclopentadecanone 100 µg/mL in Cyclohexane


  • Catalogue No.PA ENV 1027

  • CAS : 541-91-3

3-Methylfuran 100 µg/mL in Methanol


  • Catalogue No.PA ENV 1028

  • CAS : 930-27-8

3-Methylheptane


  • Catalogue No.PA ENV 1029

  • CAS : 589-81-1

3-Methylnonane-2,4-dione (Mixture of isomers)


  • Catalogue No.PA ENV 0611

  • CAS : 113486-29-6

3-Methylphenanthrene


  • Catalogue No.PA ENV 1030

  • CAS : 832-71-3

3-Nitrophenanthrene 10 µg/mL in Cyclohexane


  • Catalogue No.PA ENV 1031

  • CAS : 17024-19-0

3,3',3'',4,4''-Pentachloro-m-terphenyl 10 µg/mL in Hexane


  • Catalogue No.PA ENV 1013

  • CAS : 1064187-31-0

3,4´,5-Tribromosalicylanilide


  • Catalogue No.PA ENV 1015

  • CAS : 87-10-5

3,4,5-Trichlorophenol acetate


  • Catalogue No.PA ENV 1014

  • CAS : 59190-61-3

3,4,5-Trimethylphenol


  • Catalogue No.PA ENV 0816

  • CAS : 527-54-8

3,5-Diacetyl-1,4-dihydro-2,6-lutidine


  • Catalogue No.PA ENV 1016

  • CAS : 1079-95-4

4-(1-ethyl-1,4-dimethylpentyl)phenol


  • Catalogue No.PA ENV 1032

  • CAS : 142731-63-3

4-(2-Ethyl-6-methylphenyl)-5-methyl-3-morpholinone


  • Catalogue No.PA ENV 1034

  • CAS : 120375-14-6

4-(Dichloroacetyl)-1-oxa-4-azaspiro[4.5]decane


  • Catalogue No.PA ENV 1035

  • CAS : 71526-07-3

4-Aminobenzoic acid-ethyl ester


  • Catalogue No.PA ENV 1092

  • CAS : 94-09-7

4-Aminotoluene-3-sulfonic acid


  • Catalogue No.PA ENV 1040

  • CAS : 88-44-8

4-Chloro-1,2-phenylenediamine


  • Catalogue No.PA ENV 0375

  • CAS : 95-83-0

4-Chloroacetanilide


  • Catalogue No.PA ENV 1041

  • CAS : 539-03-7

4-Chlorobenzoic acid


  • Catalogue No.PA ENV 1042

  • CAS : 74-11-3

4-Chlorophenol acetate


  • Catalogue No.PA ENV 1043

  • CAS : 876-27-7

4-Chlorophenyl acetic acid


  • Catalogue No.PA ENV 1044

  • CAS : 1878-66-6

4-Cholesten-3-one


  • Catalogue No.PA ENV 1045

  • CAS : 601-57-0

4-Heptylphenol


  • Catalogue No.PA ENV 1046

  • CAS : 1987-50-4

4-Hydroxy Phthalic Acid 100 ng/ml in Water


  • Catalogue No.PA ENV 1048

  • CAS : 610-35-5

4-Hydroxy-4-methyl-2-pentanone


  • Catalogue No.PA ENV 1047

  • CAS : 123-42-2

4-Hydroxybenzophenone


  • Catalogue No.PA ENV 0548

  • CAS : 1137-42-4

4-Mercaptophenylacetic acid


  • Catalogue No.PA ENV 0600

  • CAS : 39161-84-7

4-Methyl-1-pentene


  • Catalogue No.PA ENV 1049

  • CAS : 691-37-2

4-Methyl-2-pentanone-2,4-dinitrophenylhydrazone 1000 µg/mL in Acetonitrile


  • Catalogue No.PA ENV 1050

  • CAS : 1655-42-1

4-Methylbenzylidene Camphor


  • Catalogue No.PA ENV 0596

  • CAS : 36861-47-9

4-Methylchrysene


  • Catalogue No.PA ENV 1051

  • CAS : 3351-30-2

4-Nitrobiphenyl


  • Catalogue No.PA ENV 0631

  • CAS : 92-93-3

4-Nitrochinoline-N-oxide


  • Catalogue No.PA ENV 1054

  • CAS : 56-57-5

4-Nitrophthalic Acid 100 ng/ml in Water


  • Catalogue No.PA ENV 1052

  • CAS : 610-27-5

4-Nitropyrene


  • Catalogue No.PA ENV 1053

  • CAS : 57835-92-4

4-Nonylphenol-ethoxylate


  • Catalogue No.PA ENV 1056

  • CAS : 68412-54-4

4-Nonylphenol-ethoxylate (penta-) (branched)


  • Catalogue No.PA ENV 1055

  • CAS : 68412-54-4

4-Nonylphenol-ethoxylate (technical) 10 µg/mL in Methanol


  • Catalogue No.PA ENV 1057

  • CAS : 68412-54-4

4-Phenoxybutyric acid


  • Catalogue No.PA ENV 1058

  • CAS : 6303-58-8