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Sigma-Aldrich

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
TO11/IP-6A Aldehyde/Ketone-DNPH Mix certified reference material, 15 μg/mL each component in acetonitrile (as the aldehyde or ketone), ampule of 3 × 1 mL
Item Number: CRM4M7285
Unit of Measure: 1 X 1 pkg
187.00 CHF 187.0 CHF
Current delivery time on request
Acetaldehyde-2,4-DNPH solution certified reference material, ampule of 5 × 1 mL
Item Number: CRM4M7340
Unit of Measure: 1 X 1 pkg
175.00 CHF 175.0 CHF
10 in stock
Acetone- 2,4-DNPH solution certified reference material, 1000 μg/mL in acetonitrile, ampule of 5 × 1 mL
Item Number: CRM4M7341
Unit of Measure: 1 X 1 pkg
224.00 CHF 224.0 CHF
Current delivery time on request
BTEX/GRO - Loamy Clay 2
Item Number: CRM501-30G
Unit of Measure: 1X30G
190.00 CHF 190.0 CHF
Current delivery time on request
Korean Drinking Water VOC Mix A certified reference material, 100 μg/mL each component in methanol, ampule of 5 × 1 mL
Item Number: CRM506575
Unit of Measure: 5 X 1 mL
117.00 CHF 117.0 CHF
Current delivery time on request
BTEX/GRO - Soil
Item Number: CRM513-30G
Unit of Measure: 1X30G
190.00 CHF 190.0 CHF
Current delivery time on request
Diesel - Soil 1, certified reference material, pkg of 100 g
Item Number: CRM550-100G
Unit of Measure: 1X100G
218.00 CHF 218.0 CHF
Current delivery time on request
Diesel - Clay Loam 1 certified reference material, pkg of 100 g
Item Number: CRM558-100G
Unit of Measure: 1X100G
251.00 CHF 251.0 CHF
Current delivery time on request
Diesel - Soil 4, pkg of 100 g
Item Number: CRM560-100G
Unit of Measure: 1X100G
239.00 CHF 239.0 CHF
Current delivery time on request
EPA 8270 Semivolatile Internal Standard Mix certified reference material, TraceCERT®, 2000 μg/mL each component in dichloromethane, ampule of 5 × 1 mL
Item Number: CRM5M07296
Unit of Measure: 1 X 1 pkg
232.00 CHF 232.0 CHF
Current delivery time on request
VOCs - Sandy Loam 1 pkg of 25 g
Item Number: CRM608-25G
Unit of Measure: 1 X 25 g
165.00 CHF 165.0 CHF
Current delivery time on request
VOCs - Loamy Sand 4 pkg of 30 g
Item Number: CRM633-30G
Unit of Measure: 1 X 30 g
165.00 CHF 165.0 CHF
Current delivery time on request
VOCs - Clay 4
Item Number: CRM638-25G
Unit of Measure: 1X25G
171.00 CHF 171.0 CHF
Current delivery time on request
Anions - Sandy Loam 1 certified reference material, pkg of 50 g
Item Number: CRM700-50G
Unit of Measure: 1X50G
285.00 CHF 285.0 CHF
Current delivery time on request