SKU
HI70004p

Calibration Buffer pH 4.01 Sachets (25 x 20 mL) - HI70004P

29,00 €
Auf Lager
HI70004P is a premium quality calibration buffer pH 4.01 solution. Each sealed sachet holds just the right amount of pH buffer solution making every sachet as fresh as the day it was packaged!
  • Highly portable, with a small footprint and a lightweight design.
  • Color coded label for easy identification of pH 4 buffer value.
  • Perfect for use with testers and portable meters!

HI70004P is a quality pH 4 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 +/- 0.01 pH @ 25°C and are traceable to NIST Standard Reference Materials (SRMs).

Convenience of individual packaging

  • Ideal for users that do not calibrate frequently
  • Ideal for field use due to portability
  • Every pH buffer sachet is as fresh as the day it was packaged
  • Light block packaging prevents oxidation from UV light that could alter the buffer value

Each sachet marked with lot number and expiration date.

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

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
Alle Preise verstehen sich zuzüglich der gesetzlichen Mehrwertsteuer und zuzüglich Versandkosten, sofern nicht anders angegeben. Hanna Instruments GmbH — Rosenkranzgasse, 6 — 8020 Graz (Österreich) — USt ATU69124217 © 2021 Alle Rechte vorbehalten