SKU
HI7004M

pH 4 Buffe

€15.00
Out of stock

This buffer value is widely used in water purification plants, in the food industry, and wherever the pH is expected to be slightly acidic.

  • Traceable to NIST standards
  • Available in bottles or sealed sachets, complete with or without a certificate of analysis.
  • Multiple resolutions for better accuracy.

HI7004M is a premium quality pH 4.01 calibration solution. 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 +/- 0.01 pH @ 25°C and are traceable to NIST Standard Reference Materials (SRMs).

 

Air tight bottle with tamper-proof seal

  • Ensures quality and freshness of solution

 

Each bottle marked with lot number and expiration date.

  • Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.

 

Color coded label for easy pH buffer value identification

  • Easy to identify different buffer values
  • Solution does not contain any dyes that may stain the reference cell of a pH electrode 

Specification

 
SKU HI7004M
Product Name HI7004M pH 4.01 Calibration Solution (230 mL)
Quote Required Yes
Description standard calibration buffer
Certificate of Analysis no
pH Accuracy ±0.01 pH
pH Value @ 25°C 4.01
Package bottle
Quantity 1
Size 230 mL