Electrochemistry Buffers
Cole-Parmer Oakton Buffer Solution, pH 7.00; 4 x 1 gal. Bottles/Cs
• Oakton pH Buffer Solutions have pH/temperature tables printed on the labels for accurate calibrations (not on 60-mL, but included as insert) • Manufactured under ISO 9000 quality guidelines and traceable to NIST standards • If unopened, shelf life is 2 years; once opened, use pH 4 and pH 7 within 90 days, pH 10 within 30 days • Buffer Options: - pH 1.68 buffer available in clear - pH 4.01 buffer available in red - pH 6.86 buffer available in clear - pH 7.00 buffer available in yellow - pH 9.18 buffer available in clear - pH 10.01 buffer available in blue - pH 12.46 buffer available in clear
LaMarKa Chemical Company Buffer Solution pH 4.00 (Color Coded Red) Traceable to NIST, 4l
Buffer Solution pH 4.00 (Color Coded Red) Traceable to NIST, 4l Plastic Bottle
Cole-Parmer Oakton Traceable pH Standard Buffer with Calibration, Clear, pH 7.416; 500 mL
Choose from clear or color-coded standards from common calibration points. NIST-traceable reference materials include a calibration report from an ISO 17034 and ISO 17025 accredited laboratory. Oakton pH buffers are compared against, and are traceable to, NIST Standard Reference Materials. Each bottle includes a NIST-traceable calibration report stating accuracy at 25C to 0.010 pH. Store at room temperature. Certified Reference Materials (CRM) meet federal, state, and or local agencies strictest mandates, and deliver exact calibration results for any pH meter.
Cole-Parmer Oakton Traceable One-Shot™ Buffer Solution Kit, Colored, pH 4.005, 7.000, and 10.012; 6 x 100 mL Vials
All Oakton Traceable pH buffer solutions are NIST-traceable reference materials Supplied with calibration report from an ISO 17034 and ISO 17025 accredited laboratory Individually packed in foil pouch to prevent UV exposure that may degrade accuracy Buffer solution lets you calibrate pH instruments to ensure accuracy If unopened, shelf life is 2 years. Convenient, single-use vials eliminate concerns of cross-contamination; each pack contains six polyethylene vials with 100-mL of pH buffer per vial. If unopened, shelf life is 2 years; once opened, use pH 4 and pH 7 within 90 days, pH 10 within 30 days Oakton Traceable One-Shot™ pH Buffer Solutions are supplied with NIST-traceable calibration reports stating accuracy at 25C to 0.010 pH, in addition to conversion values for pH/temperaturefor the most accurate calibrations!
Cole-Parmer Oakton Buffer Solution, pH 7.00; 12 x 500 mL Bottles/Cs
• Oakton pH Buffer Solutions have pH/temperature tables printed on the labels for accurate calibrations (not on 60-mL, but included as insert) • Manufactured under ISO 9000 quality guidelines and traceable to NIST standards • If unopened, shelf life is 2 years; once opened, use pH 4 and pH 7 within 90 days, pH 10 within 30 days • Buffer Options: - pH 1.68 buffer available in clear - pH 4.01 buffer available in red - pH 6.86 buffer available in clear - pH 7.00 buffer available in yellow - pH 9.18 buffer available in clear - pH 10.01 buffer available in blue - pH 12.46 buffer available in clear
Hach Company Citrate Buffer Powder Pillows for Manganese, 25 mL, pk/100
For determination of manganese by the periodate oxidation method. EPA approved for reporting wastewater analyses (digestion required). Hach method 8034. Sample size: 25 mL Pack of 100 Powder Pillows.
Hach Company Phenolphthalein Indicator Solution, 5 g/L, 1 L (APHA)
pH indicator for use in titrations. Color change: colorless to pink at ~pH 8.3. 1 liter bottle.
Hach Company Buffer Solution, pH 4.01, Color-coded Red, 4L
pH Buffer Standard Solution for pH electrode calibration. Color-coded pH Buffer solution for easy identification. pH is 4.01 ±0.02 at 25°C. 4 L bottle
Hach Company SINGLET™ Single-Use pH Buffer, pH 10.01, pk/20
pH Buffer Standard Solution for pH electrode calibration. Sealed foil pouches of pH buffers. pH is ±0.02 at 25°C. Pack of 20 of pH 10.01, 20 mL each
Hach Company Buffer Solution, ULR Chlorine, pk/20
For ultra-low Total Chlorine Determination by the DPD method. Hach Method 8370. Range: 2 - 500 μg/L Cl2 Ampuled for stability. Package of 20 1.5 mL ampules.*This product has not been evaluated to test for chlorine and chlormaines in medical applications in the United States.
Hach Company Buffer Solution, pH 7.00, Color-coded Yellow, 20 L
pH Buffer Standard Solution for pH electrode calibration. Color-coded pH buffer solution for easy identification. pH is 7.00 ±0.02 at 25°C. 20 L Bag-in-box package with a collapsible inner bladder in a white corrugated cardboard box. Ideal packaging size for laboratories doing high volume pH testing.
Hach Company Buffer Solution Kit, Color-coded, pH 4.01, pH 7.00 and pH 10.01, 500 mL
pH Buffer Standard Solution for pH electrode calibration. Pack of 3 color-coded pH buffers. pH is ±0.02 pH units. 500 mL bottles of pH 4.01, 7.00 & 10.01
Hach Company Buffer, Phosphate Type, pH 7, for Amperometric Chlorine, 100 mL MDB
For determination of chlorine by amperometric titration. APHA formulation 100 mL bottle
Hach Company Magnesium Chloride/Potassium Phosphate Buffer, 99 mL, pk/25
Magnesium Chloride/Potassium Phosphate Buffer, 99 mL. Buffered Dilution Water (required for testing non-potable water). pk/25.
Hach Company Wash Water Buffer Solution for Detergents, 500 mL
For determination of Detergents (Surfactants) by test kit methods. 500 mL.bottle