12 Results for: "secondary reference material standard"

Sort By

Certipur® Iron(II) Ethylenediammonium Sulfate Volumetric Standard, Secondary Reference Material for Redox Titration, Traceable to NIST Standard Reference Material (SRM), MilliporeSigma

Supplier: MilliporeSigma

Certipur® Iron(II) Ethylenediammonium Sulfate Volumetric Standard, Secondary Reference Material for Redox Titration, Traceable to NIST Standard Reference Material (SRM), MilliporeSigma

Expand 1 Items

Sodium hydrogen carbonate/sodium carbonate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=10.014 (25°C) (DIN 19266) Certipur®

Supplier: MilliporeSigma

Certified Secondary Standard Reference Material for pH Measurement; Directly Traceable to Primary Srm From Nist/Ptb

Expand 1 Items

Potassium hydrogen phthalate, Certipur® Reag. Ph. Eur., Reag. USP volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM), Supelco®

Supplier: MilliporeSigma

Potassium hydrogen phthalate, Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Grade: Reag. Ph Eur,Reag. USP, CAS 877-24-7, pH 4.0 (50 g/l, H2O, 20 DegC), Glass bottle, Size: 80g

Expand 2 Items

Tris(hydroxymethyl)aminomethane (TRIS, Trometamol), Certipur® Reag. USP, Reag. Ph. Eur. volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM), Supelco®

Supplier: MilliporeSigma

Tris(hydroxymethyl)aminomethane, volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM) Grade: Reag. USP, Reag. Ph Eur. CAS 77-86-1, EC 201-064-4, chemical formula H2NC(CH2OH)3, Size: 80G

Expand 1 Items

Potassium hydrogen phthalate, Certipur® certified secondary standard reference material for pH measurement, directly traceable to primary reference material (SRM) from NIST/PTB, Supelco®

Supplier: MilliporeSigma

For PH Measurement; Directly Traceable To Primary Srm From NIST/Ptb

Expand 1 Items

Benzoic acid, Certipur® Reag. Ph. Eur., Reag. USP volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM), Supelco®

Supplier: MilliporeSigma

Benzoic acid, Certipur® Reag. Ph. Eur., Reag. USP volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM), Supelco®

Expand 1 Items

Potassium dichromate, Certipur® volumetric standard, secondary reference material for redox titration, traceable to NIST Standard Reference Material (SRM), Supelco®

Supplier: MilliporeSigma

Potassium dichromate, Certipur® volumetric standard, secondary reference material for redox titration, traceable to NIST Standard Reference Material (SRM), Supelco®

Expand 1 Items

Zinc, Certipur® Reag. Ph. Eur. volumetric standard, secondary reference material, for complexometry traceable to NIST, Supelco®

Supplier: MilliporeSigma

Zinc, Certipur® Reag. Ph. Eur. volumetric standard, secondary reference material, for complexometry traceable to NIST, Supelco®

Expand 1 Items

di-Sodium tetraborate decahydrate, Certipur® certified secondary standard reference material for pH measurement, directly traceable to primary reference material (SRM) from NIST/PTB, Supelco®

Supplier: MilliporeSigma

For PH Measurement; Directly Traceable To Primary Srm From NIST/Ptb

Expand 1 Items

Sodium carbonate, Certipur® volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM), Supelco®

Supplier: MilliporeSigma

Sodium carbonate, Certipur® volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM), Supelco®