Fisherbrand™ Traceable™ Conductivity Calibration Standards Certified Reference Material (CRM), NIST tested

Use NIST-traceable reference materials for the highest accuracy available. Traceable™ Conductivity Calibration Standards Certified Reference Material (CRM) offer easy calibration with included instructions and temperature chart.

Mettler Toledo™ Conductivity Standard

Traceable to certified international standard SRM NIST

Thermo Scientific™ Orion™ ROSS™ All-in-One™ pH Buffer Kit PROMO

Maintain pH electrodes more effectively with Thermo Scientific™ Orion™ ROSS™ All-in-One™ pH Buffer Kits.

Conductivity Solution Standard, Hanna Instruments DFS Item

A storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes.

Mettler Toledo™ Conductivity Standard

Traceable to certified international standard SRM NIST

Mettler Toledo™ Conductivity Standard

Traceable to certified international standard SRM NIST

EDTA, Disodium Salt, Dihydrate, 0.1M Volumetric Solution, BAKER ANALYZED™ Reagent, J.T.Baker™

CAS: 6381-92-6 Molecular Formula: C10H18N2Na2O10 Molecular Weight (g/mol): 372.238 InChI Key: OVBJJZOQPCKUOR-UHFFFAOYSA-L PubChem CID: 44120005 IUPAC Name: disodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxylatomethyl)amino]acetate;dihydrate SMILES: C(CN(CC(=O)[O-])CC(=O)[O-])N(CC(=O)O)CC(=O)O.O.O.[Na+].[Na+]

Acrolein Standard, 5000 μg/mL in P&T methanol, Restek DFS Item

CAS: 107-02-8 Molecular Formula: C3H4O Molecular Weight (g/mol): 56.064 InChI Key: HGINCPLSRVDWNT-UHFFFAOYSA-N PubChem CID: 7847 ChEBI: CHEBI:15368 IUPAC Name: prop-2-enal SMILES: C=CC=O

Glucose-Glutamic Acid Solution, Standard Check Solution for Biochemical Oxygen Demand (BOD), Ricca Chemical

CAS: 50-99-7 Molecular Formula: C6H12O6 Molecular Weight (g/mol): 180.156 InChI Key: GZCGUPFRVQAUEE-SLPGGIOYSA-N PubChem CID: 107526 ChEBI: CHEBI:42758 IUPAC Name: (2R,3S,4R,5R)-2,3,4,5,6-pentahydroxyhexanal SMILES: C(C(C(C(C(C=O)O)O)O)O)O

Turbidity Standard, 4000 NTU, Certified, LabChem™

CAS: 100-97-0 Molecular Formula: C6H12N4 Molecular Weight (g/mol): 140.19 InChI Key: VKYKSIONXSXAKP-UHFFFAOYSA-N Synonym: Formazin PubChem CID: 4101 ChEBI: CHEBI:6824 SMILES: C1N2CN3CN1CN(C2)C3

Iron, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical™

CAS: 7782-61-8 Molecular Formula: FeH18N3O18 Molecular Weight (g/mol): 403.992 MDL Number: MFCD00010999 InChI Key: SZQUEWJRBJDHSM-UHFFFAOYSA-N PubChem CID: 16211566 IUPAC Name: iron(3+);trinitrate;nonahydrate SMILES: [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].O.O.O.O.O.O.O.O.O.[Fe+3]

Silicon Standard For ICP, 1000μg/mL in H2O/0.24 F, Assurance Grade, SPEX CertiPrep™

CAS: 16919-19-0 Molecular Formula: F6H8N2Si Molecular Weight (g/mol): 178.153 InChI Key: ITHIMUMYFVCXSL-UHFFFAOYSA-P PubChem CID: 28145 IUPAC Name: diazanium;hexafluorosilicon(2-) SMILES: [NH4+].[NH4+].F[Si-2](F)(F)(F)(F)F

ORP Standard, 475mV, Certified, LabChem™

CAS: 7783-85-9 Synonym: Light's Solution

Ethyl Alcohol, 10% (v/v), Ricca Chemical

CAS: 64-17-5 Molecular Formula: C2H6O Molecular Weight (g/mol): 46.07 InChI Key: LFQSCWFLJHTTHZ-UHFFFAOYSA-N IUPAC Name: ethanol SMILES: CCO

Arsenic III Speciation Standard (Assurance™ Grade/For ICP-MS), SPEX CertiPrep™

CAS: 7440-38-2 Molecular Formula: As Molecular Weight (g/mol): 74.922 InChI Key: RQNWIZPPADIBDY-UHFFFAOYSA-N PubChem CID: 5359596 ChEBI: CHEBI:27563 IUPAC Name: arsenic SMILES: [As]

Phosphate (as Phosphorus) Standard, (1mL = 1mg P), Certified, 1000ppm ±10ppm, LabChem™

CAS: 7778-77-0 Molecular Formula: H2KO4P Molecular Weight (g/mol): 136.084 InChI Key: GNSKLFRGEWLPPA-UHFFFAOYSA-M PubChem CID: 516951 ChEBI: CHEBI:63036 IUPAC Name: potassium;dihydrogen phosphate SMILES: OP(=O)(O)[O-].[K+]

Chloride Standard for Ion Chromatography, SPEX CertiPrep™

CAS: 12125-02-9 Molecular Formula: ClH4N Molecular Weight (g/mol): 53.489 InChI Key: NLXLAEXVIDQMFP-UHFFFAOYSA-N PubChem CID: 25517 ChEBI: CHEBI:31206 IUPAC Name: azanium;chloride SMILES: [NH4+].[Cl-]