EPA Methods Standards

Carbon Dioxide ISA, Fisherbrand

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CAS: 7732-18-5 Molecular Formula: C6H9Na3O9 Molecular Weight (g/mol): 294.10 InChI Key: NLJMYIDDQXHKNR-UHFFFAOYSA-K PubChem CID: 71474 ChEBI: CHEBI:32142 IUPAC Name: trisodium;2-hydroxypropane-1,2,3-tricarboxylate;dihydrate SMILES: C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.O.[Na+].[Na+].[Na+]

CO₂ Activity Standard, 0.100 M Sodium Bicarbonate, Fisherbrand

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CAS: 144-55-8 Molecular Formula: CHNaO3 Molecular Weight (g/mol): 84.01 MDL Number: MFCD00003528 InChI Key: UIIMBOGNXHQVGW-UHFFFAOYSA-M PubChem CID: 516892 ChEBI: CHEBI:32139 IUPAC Name: sodium hydrogen carbonate SMILES: [Na+].OC([O-])=O

Bromide Standard, 1000 ppm Br^-, Fisherbrand

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CAS: 7732-18-5 Molecular Formula: BrNa Molecular Weight (g/mol): 102.89 MDL Number: MFCD00003475 InChI Key: JHJLBTNAGRQEKS-UHFFFAOYSA-M PubChem CID: 253881 ChEBI: CHEBI:63004 IUPAC Name: sodium bromide SMILES: [Na+].[Br-]

Chloride ISA, 0.100 M Sodium Chloride, Fisherbrand

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CAS: 7647-14-5 Molecular Formula: ClNa Molecular Weight (g/mol): 58.44 MDL Number: MFCD00003477 InChI Key: FAPWRFPIFSIZLT-UHFFFAOYSA-M PubChem CID: 5234 ChEBI: CHEBI:26710 IUPAC Name: sodium chloride SMILES: [Na+].[Cl-]

Fluoride Standard, Certified, 100.0ppm ±0.5ppm (1mL = 0.1mg F^-), LabChem™

Fluoride Standard, 0.5ppm F^- Premixed with Equal Volume of TISAB II, Certified, 0.50ppm ±0.01ppm, LabChem™

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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CAS: 125572-95-4 Molecular Formula: FNa Molecular Weight (g/mol): 41.99 MDL Number: MFCD00003524 InChI Key: PUZPDOWCWNUUKD-UHFFFAOYSA-M PubChem CID: 5235 ChEBI: CHEBI:28741 IUPAC Name: sodium fluoride SMILES: [F-].[Na+]

Fluoride Standard, Certified, 10.0ppm ±0.1ppm (1mL = 0.01mg F^-), LabChem™

CAS: 7732-18-5 Molecular Formula: FNa Molecular Weight (g/mol): 41.99 MDL Number: MFCD00003524 InChI Key: PUZPDOWCWNUUKD-UHFFFAOYSA-M PubChem CID: 5235 ChEBI: CHEBI:28741 IUPAC Name: sodium fluoride SMILES: [F-].[Na+]

Fluoride Standard, 1ppm F^- Premixed with Equal Volume of TISAB II, Certified, 1.00ppm ±0.05ppm, LabChem™

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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CAS: 7647-14-5 Molecular Formula: FNa Molecular Weight (g/mol): 41.99 MDL Number: MFCD00003524 InChI Key: PUZPDOWCWNUUKD-UHFFFAOYSA-M PubChem CID: 5235 ChEBI: CHEBI:28741 IUPAC Name: sodium fluoride SMILES: [F-].[Na+]

TraceCERT™ Chlorpyrifos-Methyl, Certified Reference Material, MilliporeSigma™ Supelco™

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to the SI through a primary reference material from a NMI. Certified content incl. uncertainty and expiry date are stated on the enclosed certificate.

Acetone, Certified Reference Material, MilliporeSigma™ Supelco™

Pharmaceutical secondary standard for application in quality control. Provides pharma laboratories and manufacturers with a convenient, and cost-effective alternative to the preparation of in-house working standards.

TraceCERT™ EPA 8270 Nitrosamines Mix, Certified Reference Material, MilliporeSigma™ Supelco™

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to the SI through a primary reference material from a NMI. Certified content incl. uncertainty and expiry date are stated on the enclosed certificate.

Fluoride Standard, Certified, 1.00ppm ±0.05ppm (1mL = 0.001mg F^-), LabChem™

CAS: 7732-18-5 Molecular Formula: FNa Molecular Weight (g/mol): 41.99 MDL Number: MFCD00003524 InChI Key: PUZPDOWCWNUUKD-UHFFFAOYSA-M PubChem CID: 5235 ChEBI: CHEBI:28741 IUPAC Name: sodium fluoride SMILES: [F-].[Na+]

Laboratory Performance Check Standard without Mercury For Environmental Analysis, SPEX CertiPrep™

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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Phosphate Standard, 10,000 ppm PO₄^3- (3261 ppm P), Ricca Chemical

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CAS: 7732-18-5 Molecular Formula: H2KO4P Molecular Weight (g/mol): 136.08 MDL Number: MFCD00011401 MFCD00147253 InChI Key: GNSKLFRGEWLPPA-UHFFFAOYSA-M PubChem CID: 516951 ChEBI: CHEBI:63036 IUPAC Name: potassium dihydrogen phosphate SMILES: [K+].OP(O)([O-])=O

Fluoride Standard, 5ppm F^- Premixed with Equal Volume of TISAB II, Certified, 5.00ppm ±0.10ppm, LabChem™

CAS: 125572-95-4 Molecular Formula: FNa Molecular Weight (g/mol): 41.99 MDL Number: MFCD00003524 InChI Key: PUZPDOWCWNUUKD-UHFFFAOYSA-M PubChem CID: 5235 ChEBI: CHEBI:28741 IUPAC Name: sodium fluoride SMILES: [F-].[Na+]