ULTRA Scientific

Base/Neutrals Surrogate Standard Mix (For EPA 8270C)

Each component at 100μg/mL in Methylene Chloride: Nitrobenzene-d5

Total Organic Carbon (TOC) Standard, 50mg/L in Water with Trace Sulfuric Acid, Ultra Scientific

CAS: 877-24-7 Molecular Formula: C8H5KO4 Molecular Weight (g/mol): 204.222 InChI Key: IWZKICVEHNUQTL-UHFFFAOYSA-M PubChem CID: 23676735 IUPAC Name: potassium;2-carboxybenzoate SMILES: C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]

Benzene Solution, One analyte, 100μg/mL in methanol, Ultra Scientific

CAS: 71-43-2 Molecular Formula: C6H6 Molecular Weight (g/mol): 78.114 InChI Key: UHOVQNZJYSORNB-UHFFFAOYSA-N PubChem CID: 241 ChEBI: CHEBI:16716 IUPAC Name: benzene SMILES: C1=CC=CC=C1

Total Residual Chlorine Drinking Water/Wastewater Standard (ULTRAcheck™ Blind)

Total Residual Chlorine at 0.3-5.0mg/L when diluted to 2 liters

gamma-BHC (Lindane) (gamma-HCH), >95%, Ultra Scientific

CAS: 58-89-9 Molecular Formula: C6H6Cl6 Molecular Weight (g/mol): 290.814 InChI Key: JLYXXMFPNIAWKQ-UHFFFAOYSA-N Synonym: lindane, beta-hch, gamma-hch, gamma-bhc, hexachlorane, alpha-hch, kwell, hexicide, beta-bhc, beta-lindane PubChem CID: 727 ChEBI: CHEBI:24536 IUPAC Name: 1,2,3,4,5,6-hexachlorocyclohexane SMILES: C1(C(C(C(C(C1Cl)Cl)Cl)Cl)Cl)Cl

Vinyl Acetate, >95%, Ultra Scientific

CAS: 108-05-4 Molecular Formula: C4H6O2 Molecular Weight (g/mol): 86.09 InChI Key: XTXRWKRVRITETP-UHFFFAOYSA-N Synonym: vinyl acetate, acetic acid ethenyl ester, acetic acid vinyl ester, ethenyl ethanoate, 1-acetoxyethylene, vinyl ethanoate, acetoxyethene, vinylacetat, vinyl acetate monomer, vinyl a monomer PubChem CID: 7904 ChEBI: CHEBI:46916 IUPAC Name: ethenyl acetate SMILES: CC(=O)OC=C

Trihalomethanes Drinking Water Standard (ULTRAcheck™ Blind QC Standard/For EPA 501, 502.2, 524.2)

Components at 1-20μg/L in final working solution:
Bromodichloromethane
Bromoform
Chloroform
Dibromochloromethane

Dioctyl Maleate (Diethylhexyl Maleate), 95+%, Neat Compound, Ultra Scientific

CAS: 142-16-5 Molecular Formula: C20H36O4 Molecular Weight (g/mol): 340.504 InChI Key: ROPXFXOUUANXRR-YPKPFQOOSA-N PubChem CID: 5365125 IUPAC Name: bis(2-ethylhexyl) (Z)-but-2-enedioate SMILES: CCCCC(CC)COC(=O)C=CC(=O)OCC(CC)CCCC

Simazine, >95%, Ultra Scientific

CAS: 122-34-9 Molecular Formula: C7H12ClN5 Molecular Weight (g/mol): 201.658 InChI Key: ODCWYMIRDDJXKW-UHFFFAOYSA-N PubChem CID: 5216 ChEBI: CHEBI:27496 IUPAC Name: 6-chloro-2-N,4-N-diethyl-1,3,5-triazine-2,4-diamine SMILES: CCNC1=NC(=NC(=N1)Cl)NCC

Free Cyanide Standard, 1000μg/mL in water with dilute sodium hydroxide, Ultra Scientific

Chemical Name or Material: Free Cyanide Standard CAS: 151-50-8 CAS Max %: 99.64 CAS: 1310-73-2 CAS Max %: 0.1 CAS: 7732-18-5 CAS Max %: 0.25

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