YSI pH Buffer Solution

YSI pH Calibration Buffers – Accuracy and Confidence in Every Measurement

Ensure precise readings with solutions designed under the highest quality standards

YSI pH calibration buffer solutions are essential to ensure accuracy and repeatability in your pH measurements for scientific, environmental, and laboratory applications. Formulated under strict quality controls, these solutions allow calibration of the entire line of YSI sensors and meters, ensuring confidence in your results and meeting international standards.

Key Features

• Full Compatibility: Calibrates the entire range of YSI pH sensors and meters.
• Guaranteed Accuracy: Solutions formulated under rigorous quality control.
• Flexible Packaging: Available individually or in cases of pint-sized plastic bottles.
• Identifiable Colors: Each buffer is dyed with food-grade coloring for easy recognition.
• Long Shelf Life: With clear and reliable expiration dates.
• Laboratory Safety: Documented ingredients supported by Safety Data Sheets (SDS).
• Scientific Support: Used in environmental, agricultural, and quality control studies.
• International Quality: Designed and manufactured by YSI, a global leader in scientific instrumentation.

• Specifications
• In the Box
• Required Items
• Optional Items
• Documents

• Specification	YSI 3821 pH 4.00	YSI 3822 pH 7.00	YSI 3823 pH 10.00
  Identifier Color	Red	Yellow	Blue
  Main Ingredients	Potassium Acid Phthalate, Deionized Water	Potassium Phosphate Monobasic, Sodium Hydroxide, Deionized Water	Disodium EDTA, Potassium Carbonate, Potassium Borate, Potassium Hydroxide, Deionized Water
  Packaging	Plastic bottles (pint) or glass bottles (quart)
  Shelf Life (unopened)	2 years	2 years	2 years
  Shelf Life (opened)	6 months	6 months	6 months
  Main Use	Low acidity calibration	Neutral calibration	Basic/high alkalinity calibration

• • x1 YSI Buffer Solution pH 4.00 (3821)
  • x1 YSI Buffer Solution pH 7.00 (3822)
  • x1 YSI Buffer Solution pH 10.00 (3823)
• • Compatible YSI pH Meter
  • YSI pH Electrode
• • Additional YSI Solutions (Conductivity, Zobell, Turbidity, Ammonium, Nitrate, O₂ Electrolyte)
• • YSI pH 4 Calibration Buffer SDS
  • YSI pH 7 Calibration Buffer SDS
  • YSI pH 10 Calibration Buffer SDS
  • YSI Solution Expiration Dates