Out of stock

GroLine pH 4.01 Calibration Buffer (230 mL) – HI7004-023

groline hydroponics ph ec ppm meter

HI7004-023 is a high quality pH 4.01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. 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 bottle.

  • Supplied with Certificate of Analysis

  • Accuracy of ±0.02 pH @ 25℃
  • Temperature chart of the actual pH value at various temperatures printed on each bottle

AED

Estimated delivery: 20 - 21 May

SKU:HI7004-023

HI7004-023 is a high quality pH 4.01 calibration buffer produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers. Reported values are accurate to ±0.02 pH @ 25℃ and are traceable to NIST Standard Reference Materials (SRMs). Solution does not contain any dyes that may stain the reference cell of a pH electrode.

The HI7004-023 Certificate of Analysis includes:

  • Product code
  • Lot number
  • Mean lot value
  • SRMs that were used
  • Manufacturing date
  • Expiration date

Specifications

SKU HI7004/1G
Name HI7004/1G pH 4.01 Calibration Solution (1 G ( 3.78 L))
Description standard calibration buffer, dyed
Certificate of Analysis no
pH Accuracy ±0.01 pH
pH Value @ 25°C 4.01
Package bottle
Quantity 1
Size 1 gallon (3.78 L)

Manuals

HI7004/1G pH 4.01 Calibration Solution (1 G ( 3.78 L))

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