pH Paper and Buffers

Thermo Scientific™ Orion™ pH Buffer Bottles

Perform accurate, reproducible pH calibrations with color-coded Thermo Scientific™ Orion™ pH Buffer Bottles.

WTW™ Electrolytes and Cleaning Solutions

Used as refill solutions for liquid filled electrodes as well as a storage solution for all types of pH electrodes, these electrolytes and cleaning solutions are ideal for operating, storing, and cleaning electrodes.

Fisherbrand™ Traceable™ ISO Guide 34 Color-Coded CRM pH Buffers (Certified Reference Material)

Performs accurate, reproducible pH calibrations with color-coded bottles. Fisherbrand™ Traceable, Color-Coded buffers are Certified Reference Material pH Buffers.Compatible with all makes of pH instruments and electrodes.

Honeywell Fluka™ Buffer solution pH 4.0 (20°C), Red colored, citric acid / sodium hydroxide / sodium chloride solution, with fungicide, Honeywell Fluka™

CAS: 1336-21-6 Molecular Formula: H5NO Molecular Weight (g/mol): 35.046 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: azanium;hydroxide SMILES: [NH4+].[OH-]

Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches

Ensure fresh, ready to use standards for pH calibration with Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches.

Honeywell Fluka™ Buffer solution pH 7.0 (20°C), Potassium dihydrogen phosphate / disodium hydrogen phosphate, traceable to SRM from NIST, with fungicide, Honeywell Fluka™

CAS: 1336-21-6 Molecular Formula: H5NO Molecular Weight (g/mol): 35.046 MDL Number: MFCD00146206 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: azanium;hydroxide SMILES: [NH4+].[OH-]

Reagecon™ Buffer Solution, pH 4.00, Red

Certified by an ISO 17025 accredited method and NIST traceable. Reagecon™ Buffer Solution, pH 4.00, Red is tested at 20°C to an accuracy of ±0.01. This calibration and control buffer is specially formulated to ensure its stability, is color coded and features a twin-neck bottle design.

Singe-Use Calibration Buffers, Color-Coded

Can be used for direct pH electrode calibration and then discarded.

Scharlab Buffer Solution pH 4

Synonym: Potassium hydrogen phthalate buffer

Reagecon™ Buffer Solution, pH 10.00, Blue

Certified by an ISO 17025 accredited method and NIST traceable. Reagecon™ Buffer Solution, pH 10.00, Blue is tested at 20°C to an accuracy of ±0.01. This calibration and control buffer is specially formulated to ensure its stability, is color coded and features a twin-neck bottle design.

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 6.0

CAS: 150-90-3 Molecular Formula: C4H4Na2O4 Molecular Weight (g/mol): 162.052 MDL Number: MFCD00002789 InChI Key: ZDQYSKICYIVCPN-UHFFFAOYSA-L PubChem CID: 9020 ChEBI: CHEBI:63675 IUPAC Name: disodium;butanedioate SMILES: C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+]

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 4.0

CAS: 150-90-3 Molecular Formula: C4H4Na2O4 Molecular Weight (g/mol): 162.052 MDL Number: MFCD00002789 InChI Key: ZDQYSKICYIVCPN-UHFFFAOYSA-L PubChem CID: 9020 ChEBI: CHEBI:63675 IUPAC Name: disodium;butanedioate SMILES: C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+]

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 5.5

CAS: 150-90-3 Molecular Formula: C4H4Na2O4 Molecular Weight (g/mol): 162.052 MDL Number: MFCD00002789 InChI Key: ZDQYSKICYIVCPN-UHFFFAOYSA-L PubChem CID: 9020 ChEBI: CHEBI:63675 IUPAC Name: disodium;butanedioate SMILES: C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+]

Thermo Scientific™ Orion™ pH Buffer Cubitainers™

Hold 5 gallons (19L) of pH buffer in color-coded Thermo Scientific™ Orion™ pH Buffer Cubitainers™ with easy-pour spigot.

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

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

Alfa Aesar™ Glycylglycine, 0.2M buffer soln., pH 8.0

CAS: 556-50-3 Molecular Formula: C4H8N2O3 Molecular Weight (g/mol): 132.119 MDL Number: MFCD00008130 InChI Key: YMAWOPBAYDPSLA-UHFFFAOYSA-N PubChem CID: 11163 ChEBI: CHEBI:17201 IUPAC Name: 2-[(2-aminoacetyl)amino]acetic acid SMILES: C(C(=O)NCC(=O)O)N

Lovibond™ Powder Packs™ for Free Chlorine

Premeasured unit dose DPD reagents for water quality testing

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