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FirstStandard® Reference Materials

First Standard® is our trademark of high quality reference materials. We offer a comprehensive inventory of neat analytes, single component solutions, multi-component solutions, and stable isotope labeled compounds in a variety of fields to suite all your testing needs.

FirstStandard® Reference Materials

  • Catalog No: 1ST10916

    Apovincaminic acid

    CAS Number: 27773-65-5

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    CAS Number: 27773-65-5Synonym: Apovincaminic acidFormula: C20H22N2O2Molecular Weight: 322.4Purity: 98+%Form: SolidColor: Light YellowStorage Condit...

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  • Catalog No: 1ST9513-10mg

    Perfluorooctanesulfonic acid

    CAS Number: 1763-23-1

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    CAS Number: 1763-23-1Synonym: Perfluorooctane sulfonate, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Heptadecafluoro-1-octanesulfonic acid, Heptadecafluoro-1...

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  • Catalog No: 1ST000688

    2,3,4,4',5-Pentachlorobiphenyl

    CAS Number: 74472-37-0

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    CAS Number: 74472-37-0Synonym: 2,3,4,4',5-PentachlorobiphenylFormula: C12H5Cl5Molecular Weight: 326.43Purity: 98+%Form: SolidColor: WhiteStorage Co...

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  • Catalog No: 1ST22079-1000M

    Haloxyfop-methyl Solution in Methanol, 1000μg/mL

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    CAS Number: 69806-40-2Synonym: -Formula: C16H13ClF3NO4Molecular Weight: 375.73Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Addit...

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  • Catalog No: 1ST22017-1000B

    2,4-D Solution in Acetone, 1000μg/mL

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    CAS Number: 94-75-7Synonym: -Formula: C8H6Cl2O3Molecular Weight: 221.04Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additional I...

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  • Catalog No: 1ST21315-1000A

    Fluopyram Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 658066-35-4Synonym: -Formula: C16H11ClF6N2OMolecular Weight: 396.71Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Addi...

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  • Catalog No: 1ST21206-1000H

    Trifloxystrobin Solution in Hexane, 1000μg/mL

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    CAS Number: 141517-21-7Synonym: -Formula: C20H19F3N2O4Molecular Weight: 408.37Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Addit...

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  • Catalog No: 1ST21201-1000A

    Tricyclazole Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 41814-78-2Synonym: -Formula: C9H7N3SMolecular Weight: 189.24Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additional ...

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  • Catalog No: 1ST21189-1000T

    Difenoconazole Solution in Toluene, 1000μg/mL

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    CAS Number: 119446-68-3Synonym: -Formula: C19H17Cl2N3O3Molecular Weight: 406.26Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Addi...

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  • Catalog No: 1ST21164-1000HB

    Iprodione Solution in Hexane/Acetone, 1000μg/mL

    CAS Number: 36734-19-7

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    CAS Number: 36734-19-7Synonym: IprodioneFormula: C13H13Cl2N3O3Molecular Weight: 330.17Purity: 98+%Form: SolidColor: WhiteStorage Condition: 2-8°CTr...

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  • Catalog No: 1ST21083-1000B

    Pyraclostrobin Solution in Acetone, 1000μg/mL

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    CAS Number: 175013-18-0Synonym: -Formula: C19H18ClN3O4Molecular Weight: 387.82Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Addit...

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  • Catalog No: 1ST21081-1000M

    Fludioxonil Solution in Methanol, 1000μg/mL

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    CAS Number: 131341-86-1Synonym: -Formula: C12H6F2N2O2Molecular Weight: 248.19Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additi...

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  • Catalog No: 1ST20508-1000H

    2,4'-DDD Solution in Hexane, 1000μg/mL

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    CAS Number: 53-19-0Synonym: -Formula: C14H10Cl4Molecular Weight: 320.04Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additional I...

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  • Catalog No: 1ST20476-1000A

    Alphamethrin Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 65731-84-2Synonym: -Formula: C22H19Cl2NO3Molecular Weight: 416.32Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additi...

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  • Catalog No: 1ST20449-1000A

    Methomyl Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 16752-77-5Synonym: -Formula: C5H10N2O2SMolecular Weight: 162.21Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Addition...

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  • Catalog No: 1ST20438-1000M

    Triazophos Solution in Methanol, 1000μg/mL

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    CAS Number: 24017-47-8Synonym: -Formula: C12H16N3O3PSMolecular Weight: 313.31Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additi...

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  • Catalog No: 1ST20420-1000A

    Tolfenpyrad Solution in Acetonitrile, 1000μg/mL

    CAS Number: 129558-76-5

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    CAS Number: 129558-76-5Synonym: NAFormula: C21H22ClN3O2Molecular Weight: 383.87Purity: 98+%Form: SolidColor: WhiteStorage Condition: 2-8°CTransport...

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  • Catalog No: 1ST20416-1000A

    Tebufenozide Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 112410-23-8Synonym: -Formula: C22H28N2O2Molecular Weight: 352.47Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additio...

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  • Catalog No: 1ST20396-1000B

    Chlorfenapyr Solution in Acetone, 1000μg/mL

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    CAS Number: 122453-73-0Synonym: -Formula: C15H11BrClF3N2OMolecular Weight: 407.61Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Ad...

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  • Catalog No: 1ST20330-1000A

    α-Endosulfan Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 959-98-8Synonym: -Formula: C9H6Cl6O3SMolecular Weight: 406.93Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additional...

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  • Catalog No: 1ST20311-1000H

    Methoprene Solution in Hexane, 1000μg/mL

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    CAS Number: 40596-69-8Synonym: -Formula: C19H34O3Molecular Weight: 310.47Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additional...

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  • Catalog No: 1ST20283-1000M

    Diethofencarb Solution in Methanol, 1000μg/mL

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    CAS Number: 87130-20-9Synonym: -Formula: C14H21NO4Molecular Weight: 267.32Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additiona...

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  • Catalog No: 1ST20275-1000A

    Carbosulfan Solution in Acetonitrile, 1000μg/mL

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    CAS Number: 55285-14-8Synonym: -Formula: C20H32N2O3SMolecular Weight: 380.54Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additio...

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  • Catalog No: 1ST20270-1000M

    Propoxur Solution in Methanol, 1000μg/mL

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    CAS Number: 114-26-1Synonym: -Formula: C11H15NO3Molecular Weight: 209.24Purity: 98+%Form: -Color: -Storage Condition: -Transportation: -Additional ...

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