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Sigma-Aldrich

Methyl tert-butyl ether solution certified reference material, TraceCERT®
Item Number: CRM48483
Unit of Measure: 1 X 1 pkg
26.60 CHF 26.6 CHF
Current delivery time on request
Toluene-d₈ solution certified reference material, TraceCERT®, 2000 μg/mL in methanol
Item Number: CRM48593
Unit of Measure: 1 X 1 pkg
38.80 CHF 38.800000000000004 CHF
Current delivery time on request
Benzene solution certified reference material, TraceCERT®, 200 μg/mL in methanol
Item Number: CRM48617
Unit of Measure: 1 X 1 pkg
28.10 CHF 28.1 CHF
Current delivery time on request
Toluene solution certified reference material, TraceCERT®, 200 μg/mL in methanol, ampule of 1 mL
Item Number: CRM48620
Unit of Measure: 1 X 1 pkg
36.50 CHF 36.5 CHF
Current delivery time on request
Naphthalene solution certified reference material, 200 μg/mL in methanol
Item Number: CRM48641
Unit of Measure: 1X1EA
33.70 CHF 33.7 CHF
Current delivery time on request
Benzo[a]pyrene solution certified reference material, TraceCERT®, 200 μg/mL in methylene chloride
Item Number: CRM48665
Unit of Measure: 1 X 1 pkg
29.30 CHF 29.3 CHF
Current delivery time on request
Aroclor 1260 certified reference material, 50 mg/kg in transformer oil, pkg of 1 × 5 mL
Item Number: CRM48736
Unit of Measure: 1 X 1 pkg
117.00 CHF 117.0 CHF
Current delivery time on request
EPA 610 Polynuclear Aromatic Hydrocarbons Mix certified reference material, in methanol: methylene chloride (1:1) (varied concentration)
Item Number: CRM48743
Unit of Measure: 1 X 1 pkg
91.00 CHF 91.0 CHF
Current delivery time on request
EPA 501/601 Trihalomethanes Calibration Mix certified reference material, TraceCERT®, 200 μg/mL each component in methanol, ampule of 1 mL
Item Number: CRM48746
Unit of Measure: 1 X 1 pkg
53.80 CHF 53.800000000000004 CHF
Current delivery time on request
EPA VOC Mix 1 certified reference material, 2000 μg/mL each component in methanol, ampule of 1 mL
Item Number: CRM48775
Unit of Measure: 1 X 1 mL
40.10 CHF 40.1 CHF
Current delivery time on request
EPA VOC Mix 2 certified reference material, 2000 μg/mL each component in methanol, ampule of 1 mL
Item Number: CRM48777
Unit of Measure: 1 X 1 mL
62.80 CHF 62.800000000000004 CHF
Current delivery time on request
EPA Phthalate Esters Mix certified reference material, 2000 μg/mL each component in methanol, ampule of 1 mL
Item Number: CRM48805
Unit of Measure: 1 X 1 mL
36.40 CHF 36.4 CHF
Current delivery time on request
Ethylene oxide solution certified reference material, 50 mg/mL in dichloromethane, ampule of 1 mL
Item Number: CRM48891
Unit of Measure: 1 X 1 mL
63.20 CHF 63.2 CHF
Current delivery time on request
EPA 8270 Semivolatile Internal Standard Mix certified reference material, TraceCERT®, 2000 μg/mL each component in methylene chloride, ampule of 2 × 1 mL
Item Number: CRM48902
Unit of Measure: 1 X 1 pkg
146.00 CHF 146.0 CHF
Current delivery time on request
Polynuclear Aromatic Hydrocarbons Mix certified reference material, TraceCERT®, 2000 μg/mL each component in methylene chloride: benzene (1:1)
Item Number: CRM48905
Unit of Measure: 1 X 1 pkg
156.00 CHF 156.0 CHF
Current delivery time on request
Fluorobenzene solution certified reference material, TraceCERT®, 2000 μg/mL in methanol
Item Number: CRM48943
Unit of Measure: 1 X 1 pkg
42.80 CHF 42.800000000000004 CHF
Current delivery time on request
TCL Volatiles Mix certified reference material, 2000 μg/mL each component in methanol: water (9:1)
Item Number: CRM48949
Unit of Measure: 1 X 1 pkg
36.80 CHF 36.800000000000004 CHF
Current delivery time on request
EPA 8260 Internal Standards Mix certified reference material, TraceCERT®, 2000 μg/mL each component in methanol
Item Number: CRM48958
Unit of Measure: 1 X 1 pkg
50.40 CHF 50.4 CHF
Current delivery time on request
pH/Conductivity - Clay Soil
Item Number: CRM498-100G
Unit of Measure: 1X100G
158.00 CHF 158.0 CHF
Current delivery time on request
Formaldehyde-2,4-DNPH Solution certified reference material, TraceCERT®, 100 μg/mL in acetonitrile (as aldehyde), ampule of 5 × 1 mL
Item Number: CRM4M7177
Unit of Measure: 1 X 1 pkg
165.00 CHF 165.0 CHF
Current delivery time on request