Oakton Buffer Pack; 60 mL of each pH 1.68, 4.01, 7.00, 10.01, and 12.46

Oakton pH Buffer Bottles have pH/temperature tables printed on the labels for accurate calibrations 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 Store buffers away from direct sunlight. Color coded for quick visual reference: - pH 1.68 buffer in clear - pH 4.01 buffer in red - pH 7.00 buffer in yellow - pH 10.01 buffer in blue - pH 12.46 buffer in clear Convenient 60-mL bottles come in a pack of five—ideal for field use. Grab one when you're on the go! Contains all "USA" pH calibration buffer values in one, convenient, pack. Save over 25% on pack compared to ordering separately All Oakton pH buffers are traceable to NIST standard reference materials Buffer solutions help you calibrate pH instruments to ensure accuracy If unopened, shelf life is 2 years Perfecty sized for portable needs

• Buffer Kit Values: 1.68, 4.01, 7.00, 10.01, and 12.46
• Description: Buffer Pack; 60 mL of each pH 1.68, 4.01, 7.00, 10.01, and 12.46
• Volume (mL): 60
• Number Of Items: 5