Electrochemistry Buffers
Cole-Parmer Oakton Traceable pH Standard Buffer with Calibration, Yellow, pH 7; 4 L
NIST-traceable reference materials include a calibration report from an ISO 17034 and ISO 17025 accredited laboratory
METTLER TOLEDO 3P INDUSTRIAL pH 4.01 Buffer, Red, 250 mL, Calibration/Verification, Liquid
pH 4.01 Buffer, Red, 250 mL, Calibration/Verification, Liquid
Cole-Parmer Oakton Buffer Solution, pH 9.18; 500 mL
• 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
Aqua Solutions Buffer pH 4.01 ± 0.01 @ 25°C NIST Traceable (Red) (20L)
Buffer pH 4.01 ± 0.01 @ 25°C NIST Traceable (Red) (20L)
Andwin Scientific pH Reference Standard Buffer | pH 7±0.01 | 500mL
Buffer Reference Standard | pH 7.00 +- 0.01 | Color coded yellow | 500 mL
Cole-Parmer Oakton pH Solutions Pack; pH 4.01/7.00/10.00, Storage/Cleaning, 500 mL each
Oakton pH Solutions Pack; pH 4.01/7.00/10.00, Storage/Cleaning, 500 mL each, Oakton pH Buffer Bottles have pH/temperature tables printed on the labels for accurate calibrationsCleaning solution removes protein, oil, and grease contaminantsperfect for general-cleaning use too!Storage solution provides proper hydration to ensure accuracy and stability
Cole-Parmer Oakton Traceable pH Standard Buffer with Calibration, Blue, pH 10; 4 L
NIST-traceable reference materials include a calibration report from an ISO 17034 and ISO 17025 accredited laboratory
HANNA INSTRUMENTS INC pH 4.01 Calibration Buffer (25 x 20 mL) Sachets
HI70004C is a premium quality pH 4.01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna's line of technical calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI70004C is for 25 sachets containing 20 mL of buffer.Supplied with Certificate of AnalysisAccuracy of +/- 0.01 pH @ 25°CTemperature chart of the actual pH value at various temperatures printed on each sachet
Cole-Parmer pH 4 buffer, red, 4L, NIST-traceable
Oakton Traceable pH Standard Buffer with Calibration, Red, pH 4; 4 L, NIST-traceable reference materials include a calibration report from an ISO 17034 and ISO 17025 accredited laboratoryChoose from clear or color-coded standards from common calibration points4 L (128 fl.oz.) capacityCalibrate at pH 4Easily identify red color-coded formula
Aqua Solutions Buffer pH 7.00 ± 0.01 @ 25°C NIST Traceable (Yellow) (4L)
Buffer pH 7.00 ± 0.01 @ 25°C NIST Traceable (Yellow) (4L)
Cole-Parmer Oakton Buffer Solution, pH 4.01; 500 mL
Ideal for laboratory and field analysis. All Oakton pH buffers are traceable to NIST standard reference materials. Buffer solution lets you calibrate pH instruments to ensure accuracy. If unopened, shelf life is 2 years. NIST/USA buffer value of pH 4.01.
Aqua Solutions Buffer Solution, pH 10.00 ± 0.01 @ 25°C NIST Traceable Solution (Blue) (1L)
Buffer Solution, pH 10.00 ± 0.01 @ 25°C NIST Traceable Solution (Blue) (1L)
Aqua Solutions Hyamine Titrant Solution 4L
Hyamine Titrant Solution | Purity: 100% | Mol Wt: 169.29 | 121-54-0 | MDL MFCD00008588 | 4L